Journal Pre-proof Landslide risk perception, social vulnerability and community resilience: The case study of Maierato (Calabria, southern Italy) Loredana Antronico, Francesco De Pascale, Roberto Coscarelli, Giovanni Gullà PII:
S2212-4209(19)31659-0
DOI:
https://doi.org/10.1016/j.ijdrr.2020.101529
Reference:
IJDRR 101529
To appear in:
International Journal of Disaster Risk Reduction
Received Date: 27 November 2019 Revised Date:
14 February 2020
Accepted Date: 14 February 2020
Please cite this article as: L. Antronico, F. De Pascale, R. Coscarelli, G. Gullà, Landslide risk perception, social vulnerability and community resilience: The case study of Maierato (Calabria, southern Italy), International Journal of Disaster Risk Reduction (2020), doi: https://doi.org/10.1016/j.ijdrr.2020.101529. This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Published by Elsevier Ltd.
1
LANDSLIDE
RISK
PERCEPTION,
SOCIAL
VULNERABILITY
AND
COMMUNITY
2
RESILIENCE: THE CASE STUDY OF MAIERATO (CALABRIA, SOUTHERN ITALY)
3 4
Loredana Antronico, Francesco De Pascale, Roberto Coscarelli, Giovanni Gullà
5 6
Italian National Research Council, Research Institute for Geo-Hydrological Protection, Via Cavour, 4-6,
7
87036
8
[email protected],
[email protected]
Rende,
Italy;
e-mail:
[email protected];
[email protected],
9 10
Corresponding author Loredana Antronico
[email protected]
11 12 13
Abstract
14
Community resilience is the ability of people exposed to disasters, crises and underlying vulnerabilities, to
15
anticipate, to prepare for, to reduce the impact of, to cope with and to recover from the effects of shocks and
16
stresses without compromising their long-term prospects. In February 2010, the town of Maierato (Calabria,
17
southern Italy) was hit by a large landslide, which radically changed the morphology of the territory and
18
produced an important social and economic impact. The aim of this paper is to deal with the concepts of
19
social vulnerability and community resilience, within the framework of the landslide risk governance and the
20
perception of the risk. Survey was conducted by means of a structured questionnaire interviewing 200 adults.
21
Results, analyzed by means of qualitative methods with the support of descriptive statistics, highlighted
22
several important remarks. Globally, this case study indicates that urgent actions should be taken to reduce
23
disaster-risk such as: improving citizens’ understanding of disaster management, reinforcing risk governance
24
to improve disaster management, investing in risk mitigation and programs fostering adaptation and
25
resilience, improving emergency planning strategies.
26 27
Keywords: landslide risk, public perception, social vulnerability, community resilience, Calabria (Italy)
28 29 30
1. Introduction
31
Studies carried out on disaster related social vulnerability caused by extreme natural events are one of the
32
pillars of the scientific approach to the field of social skills [1]. They have contributed to increase the
33
knowledge about populations and territories, thus improving the processes that promote risk governance in
34
all its steps [2].
35
Vulnerability is defined in the Hyogo Framework for Action as «the conditions determined by physical,
36
social, economic and environmental factors or processes, which increase the susceptibility of a community to
37
the impact of hazards» [3]. Starting from this definition, several attempts have been made to empirically 1
38
define this concept, by taking into account several factors. On one side, physical conditions (i.e. proximity to
39
hazard and damage conditions of the housing stock), and environmental conditions were highlighted; on the
40
other social, economic and demographical feature of the affected populations were considered as well [4].
41
All the elements above vary across time and space and their interaction affects the degree of hazard exposure
42
and the adaptive capacity of an area [5]. Social vulnerability is, therefore, a feature of a place and of
43
individuals and social groups [1]. Several studies have been conducted to assess the social vulnerability in a
44
specific area. Examples are studies in the United States [6], China [7], the United Kingdom [8, 9], Israel
45
[10], Netherlands [11], Germany [12], and Italy [13]. The concept of resilience, despite its semantic
46
difference, is strictly related and complementary to social vulnerability. The term resilience is taken from
47
other disciplines, such as material sciences, where it defines the ability of a substance to withstand shocks
48
without breaking and to spring back into its original shape. The migration of the term resilience to the social
49
sciences began in the 1950s with the study of developmental psychopathology of children [14, 15, 16].
50
Finally, the concept of resilience was included in sociology and human geography [17, 18], in the sense of
51
resilient communities [16]. The term adopted by social sciences not only in relation to disasters generated by
52
natural events, but generally related to any change or critical situation affecting an area, refers to the ability
53
of a community to resist and recover from the injuries suffered. Therefore, community resilience is the
54
ability of communities (and their members) that are exposed to disasters, crises and underlying
55
vulnerabilities to anticipate, prepare for, reduce the impact of, cope with and recover from the effects of
56
shocks and stresses without compromising their long-term prospects [19].
57
community is resilient the greater its ability to develop solutions to overcome the difficulties caused by an
58
external event and restore a new internal balance [20, 1]. Economic stability, strength of productive
59
activities, infrastructure quality, and strong social cohesion are some of the features of a resilient community
60
[21]. While the concept of vulnerability takes into account everything that is potentially exposed to damage
61
and could affected by the consequences of an external event, being before the occurrence of a disaster [22],
62
the concept of resilience implies the ability of a territorial system to face all phases of risk management,
63
including the pre- and post-event stages [23].
64
The aim of this paper is to deal with the concepts of social vulnerability and community resilience at a local
65
scale, within the framework of the landslide risk governance and the perception of the risk by the community
66
of the town of Maierato (Calabria, southern Italy). In February 2010, this small community was hit by a large
67
landslide, which radically changed the morphology of the territory and produced an important social and
68
economic impact. Specifically, starting from the peculiar context of the community of Maierato after the
69
large landslide, we wanted to investigate the impact of risk perception of the community in relation to the
70
landslide event experienced in 2010 and how this perception changed over the last eight years. Furthermore,
71
the study examined which elements of social vulnerability remained after the shock; social vulnerability is
72
«context-dependent and is often associated with the degree of exposure to extreme events, and with the
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preparedness and resilience of individuals and social groups» [24]. As we will see throughout the paper, the
74
analysis of social vulnerability includes some critical aspects including psychological, cultural, political and
Essentially, the more a
2
75
economic factors. In particular, in the case under investigation, social perception, social vulnerability and
76
protection issues will be analyzed within the framework of resilient behaviors of the community. The tools
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employed will mainly be qualitative methodologies applied to a limited geographical area: a town located in
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the inner part of Calabria. The aim of this study is, thus, to provide a contribution in order to define an
79
approach which could help local authorities in developing and implementing a strategy, as effective as
80
possible, to manage residual risk, by means of the integration of (structural and non-structural) preventive
81
actions and adaptation measures which might help in the study of risk perception and resilience among the
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local community. Finally, the results obtained will provide useful tools to link knowledge on risk perception
83
to landslide risk management.
84 85
2. The case study and risk management
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On 15 February 2010, as a result of intense and long-lasting rainfalls, a large landslide (volume ~5 million
87
cubic meters) occurred on the left slope of the Scotrapiti Torrent, near the town of Maierato (Calabria, Italy),
88
Fig. 1. The town of Maierato is located in the immediate hinterland of the S. Eufemia Gulf (southern area of
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the Tyrrhenian side of Calabria) at about 250 m a.s.l. It is a small town composed of a historical centre and a
90
newly developed urban area with a total population of 2279 inhabitants (2010 Italian Census).
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The landslide, which fortunately did not cause any human casualties, destroyed a few uninhabited country
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houses and a ~800-m stretch of the S.P. 55 (provincial road) an important road that provides access to the
93
inhabited area. It also generated a small lake along the Scotrapiti Torrent, and caused the loss of about 18 ha
94
of olive orchards and farmland. Geological and geomorphologic field studies, as well as aerial photo
95
interpretation pointed out that the slope involved by the event of February 2010 had in the past been affected
96
by various landslides of an (apparently) limited extension, which – however – had a negative impact on the
97
traffic along the Provincial Road and made the exploitation of agricultural land more difficult. In particular,
98
the event prior to the landslide of February 15th 2010, dated back to March 10th 2009 (Borrelli et al. 2014).
99
Geological and geomorphologic field studies, aerial photos interpretation and film shots taken during the
100
paroxysmal phase of the event, allowed to reconstruct the geometry and dynamics of the landslide [25]. The
101
landslide involved late Miocene to Plio-Pleistocene sedimentary rocks consisting of (bottom to top)
102
hemipelagic marls, evaporitic limestone, silty clay, silt, and continental sand and conglomerate. After the
103
evolution, the landslide displayed the following morphological characteristics: overall length 1400m,
104
maximum width of main scarp about 530 m and area about 3 × 105 m2. The slip surface, which has been
105
developed on the hemipelagic marls, has a maximum depth of 50 m. The movement is a complex one,
106
consisting of a very rapid slide of rock and earth and of flow of debris and earth. It consisted in the
107
reactivation and partial retrogressive extension of a preexisting landslide of alleged seismic origin, remaining
108
at an incipient stage. Furthermore, Borrelli et al. [25] showed that about a year earlier (March 10, 2009) the
109
slope involved by the event of February 2010 had been affected by a landslide of limited extension, which
110
however had a negative impact on the traffic along the S.P. 55 and on the agricultural.
3
111
Following the 2010 landslide event, the competent authorities started a series of actions in the municipality
112
of Maierato. In the light of the focus of this paper, we briefly report the emergency response and risk
113
management approaches set up by the institutional administrations before, during and after the occurrence of
114
the landslide. In the morning of February 15th 2010, as a consequence of severe cracks along the Provincial
115
Road (S.P. 55) the local authorities denied access to the area which was later affected by the landslide. A few
116
hours later, between 4.55 and 5.08 PM of the same day the paroxysmal phase of the landslide started. The
117
landslide evolved from a compound slide to a rapid flow [25]. The day after, vis-à-vis the size of the
118
landslide and the relevance of its effects on the areas close to the inhabited part of the town, the Mayor
119
issued two decrees ordering the evacuation of the whole population of Maierato (about 2,300 people) and the
120
closure of shops, businesses and places of public interest. Simultaneously, emergency Civil Protection
121
measures were implemented, including helicopter and in-situ surveys to assess, as rapidly as possible, the
122
need for prolonging the evacuation of the areas. In the evening of February 17th, the Provincial Government
123
of Vibo Valentia was authorized to start works to ensure the safety of the landslide affected area with the
124
utmost urgency and to carry out surveys. A monitoring network to manage the residual risk in the short
125
period (in emergency) was also implemented. On February 19th, as a result of surveys carried out by experts,
126
the definition of the area at risk was completed and “a state of emergency” was formally announced. On
127
February 23rd, based on the results of surveys an order issued by the Mayor allowed residents of “safe” areas
128
to go back to their houses, in particular the citizens who lived in the old town. However, about 300 people
129
were prevented to access their houses located in the area under surveillance. On March 1st school activities
130
started again and, as a result of a new Order municipal Ordinance, the number of evacuated citizen further
131
decreased to about 250 people.
132
Since 31st March 2010 (when the Order Ordinance of the Presidency of the Council of Ministers defining the
133
modalities to face the emergency was issued) until 2013 (the year when the emergency period officially
134
concluded), the activities carried out in the area were regulated by 62 Orders Ordinance of the President of
135
the Regione Calabria, acting in his capacity of Deputy Commissioner for the management of the emergency.
136
Basically, non-structural activities (studies, geological-gemorphological surveys, geotechnical investigations
137
and monitoring, civil protection plans etc.), and structural operations (emergency remedial work and risk
138
mitigation actions) were started. Among the non-structural initiatives, it is worth mentioning the Civil
139
Protection Program (approved by a Decision of the local council in 2013) and the monitoring plan (extended
140
until 2019). As for structural operations, the urgent action plan was completed in 2016, while risk mitigation
141
plans have not been implemented yet. Currently, a dirt road constructed in the emergency phase is strictly
142
used as service route because the provincial road (S.P. 55) has not yet been rebuilt.
143 144
3. Methodology
145
The survey was conducted by means of a structured questionnaire to obtain data on risk perception, social
146
vulnerability and resilience of the Maierato community involved in the 2010 landslide disaster. The
147
questionnaire includes 54 questions with different response formats: close questions (yes/no, multiple4
148
choice, 3-level scale (in no way, low, high), 5-level scale (range 1-5)), and open-ended questions. Moreover,
149
for some multiple-choice questions has been taken into account the priority of choices answers.
150
The questionnaire is organized in 5 sections each investigating on some research questions that were useful
151
to reach the goal of the survey. The first section (Geo-hydrological risk perception and recent landslide
152
experience) investigates the following research questions: i) knowledge and perception of exposure to
153
hazardous events in the territory where people live (in particular landslides and floods); ii) how people were
154
affected by the landslide event in 2010; iii) people’s perception and satisfaction of activities carried out by
155
the authorities shortly after the event and after 8 years since the landslide occurrence. The second section
156
(Vulnerability factors of the family) contains research questions about: i) people information on landslide
157
risk of the territory and on actions and protective measures taken by Aauthorities at local level; ii) individual
158
and community preparedness to cope with damaging events; iii) the social groups that were most vulnerable
159
by the 2010 landslide event. The third section (Coping strategies of family) focuses on ability to cope with
160
socio-economic problems and fears connected to dangerous events. The fourth section (Community and
161
family resilience) contains research questions about: i) how the people manage traumatic events as
162
landslides, floods, etc.; ii) how the community is reacting to reduce landslide risk and what actions should be
163
taken by local policy-makers to reduce the landslide risk; iii) how much the population feel safe in their
164
territory about the landslide risk. The last section includes socio-demographic questions.
165
After a pre-testing questionnaire step, a total of 200 face-to-face interviews were conducted over a period of
166
30 days in the January 2018 involving the inhabitants of Maierato (Fig. 1C). The method for selecting
167
surveyed participants was non-proportional quota sampling. The population was divided into two layers
168
based on the variables age and sex. The number of units (people) to be interviewed for each layer were
169
selected by respecting the real percentages present in the Maierato population for each layer. The selection of
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the units in each layer was not randomized but it was carried out by interviewers by selecting the units and
171
by making reference to a grid that allowed them good balance and a homogeneous distribution of polled
172
people over the sampling area. Interviews lasted 20 minutes on average and all participants gave their
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voluntary and informed consensus before the interviews.
174
The survey was prevalently conducted through qualitative methods with the support of quantitative
175
methodologies (i.e. descriptive statistical analysis), in order to bridge the gaps of both survey techniques. As
176
pointed out by Lucidi et al. [26], the tout court identification of qualitative research with exploratory-
177
inductive method and of quantitative research with the hypothetical-deductive method is not possible, as both
178
approaches use the exploratory method and sometimes also a-priori hypotheses are present and they need to
179
be tested in qualitative research too. As highlighted by Hammersley [27], in the context of all surveys, both
180
methods are used and conclusions are drawn moving from ideas to data (deductions) and from data to ideas
181
(inductions).
182 183
4. Results
5
184
The paper focused on the analysis of some research questions in the questionnaire in order to detect the
185
objectives to be followed, thus outlining the scope of the research. For this reason only answers to 38
186
questions were considered out of 54 total questions (Appendix). A bottom-up (or inductive) approach was
187
considered with the main aim of detecting concepts, topics and models from the bottom: in this way an in-
188
depth analysis of the experiences lived by the people interviewed can be led [28]. The sample consisted of
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200 adult respondents; 49% of them were women and 51% men. 36% of respondents was aged between 18
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and 39, 35% between 40-59 years, and 29% were aged 60 or over. As regards employment, 11.5% were
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unemployed or seeking for a job for the first time, while most of the employed people were clerks (29%),
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followed by entrepreneurs, freelancers and managers (10%) as well as merchants, artisans, and farmers
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(8.5%). 17.5% were retired workers, 8% students, 12% housewives and 3.5% of them answered “other”.
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93% of respondents have lived in the town for at least 20 years or more.
195
In order to analyse data and present them, the five point of the 5-level scale were recorded in three
196
categories: “low” (1 and 2 combined), “medium” (3) and high (4 and 5 combined). Moreover, the analysis of
197
the answer to open-ended questions was carried out through “exploratory coding” [26].
198 199
4.1. Geo-hydrological risk perception and recent landslide experience
200
In order to test respondents’ level of knowledge about geo-hydrological phenomena, we firstly asked them if
201
they knew what a landslide and a flood was. 99.5% of citizens respondents believed they knew what a
202
landslide was, while 97% of citizens respondents believed they knew what a flood was. We asked
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respondents to provide a short definition of landslide or flood, by means of an open-ended question. Data
204
from open-ended questions showed that 170 respondents (85%) were able to provide a correct definition of
205
the term “landslide”; 4 respondents identified the phenomenon with the extreme event experienced in 2010
206
(“that of Maierato”); 8 respondents provided a definition by using a hyperbolic language (ex: “a great flood
207
of water and earth”) or by linking their definition to a specific mood or fear (“fear to be overwhelmed”); 14
208
respondents described it in relation to the damage suffered, its consequences and dangerousness. Finally,
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only 4 respondents were not able to provide a correct definition of landslide. As to the term flood, only 74
210
respondents (37%) provided a correct definition of the phenomenon. In particular, 2 respondents attributed
211
the cause of floods to anthropic factors (“clogged holes”) and 11 to intense rainfalls. 126 respondents (63%)
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defined flood as “abundant rainfalls”, “intense rainfalls” and “water bombs”. Among those who claimed they
213
knew these geo-hydrological phenomena, 81% derived their knowledge from direct experience, above all by
214
referring to the landslide of 15th February 2010.
215
We asked respondents (by means of a multiple-choice question) to indicate the factors they considered as the
216
most influencing in triggering landslides and floods. The most frequent answer was lack of maintenance and
217
remedial works along slopes and streams (120 answers), followed by illegal buildings (100), the lack of
218
interest of local public administrators (92) and climate changes (91). Other categories mentioned were
219
“features of the area” (70), farmland abandonment (60) and lack of citizen’s awareness towards
220
environmental issues (42) Fig. 2. The answer “lack of maintenance and remedial works along slopes and 6
221
streams” was also indicated by 29.5% of citizens respondents as priority 1 out of four potential answers.
222
Other answers with priority 1 were “climate changes (17.5%), “lack of interest of local public
223
administrators” (15.5%) and “illegal buildings” (14.5%).
224
Figure 3 shows the respondents’ level of exposure to both natural (landslides, floods, earthquakes, tsunami
225
and volcanic eruptions) and man-made hazardous events (environmental pollution, car accidents and terrorist
226
attacks) in the territory where they live by means of a 3-level scale (in no way, low, high). 71% of
227
respondents perceived the level of exposure to landslide as “high”. The percentages of "high perception" are
228
57% for earthquakes, 54% for flood and 41% for environmental pollution.
229
The most frequent answer to the multiple-choice question “who is responsible for the safety of natural
230
hazards and to avoid damages to the people and housing stock?” was “local administrators” (171 out of 200),
231
followed by Civil Protection (70 out of 200), central government administrators (60 out of 200) and private
232
citizens (41 out of 200).
233
In order to examine the experiences of residents in the recent landslide event, we firstly asked respondents if
234
they had been affected by the landslide event of February 2010. 83% of respondents claimed they had been
235
affected by such event (personally or their family members or relatives). The most frequent answer to the
236
question “Being affected, what type of damages have you suffered?” was “the closure of an important road
237
and consequent inconvenience” (137 answers), Fig. 4. The most frequent answer to question “How did you
238
behave?”, was “I tried not to panic” (96 answers) followed by “I tried to help my neighbours” (72), “I tried
239
to get info from TV, social networks, Internet, radio, neighbors and experts” (66).
240
The next question focused on the possibility that such a huge event could have taken place in Maierato. 52%
241
of respondents said they considered it as an “absolutely unexpected and unforeseeable event” while 38.5%
242
affirmed “this was to be expected sooner or later”, while 9.5% answered “don’t know”. In an open-ended
243
question, respondents were asked to indicate the reasons for their answer and they affirmed that suspicious
244
signs had been long detected on the road affected by the landslide. However, none of them would have
245
expected such a massive event.
246
Respondents were asked if they had been involved in evacuation operations with their family members after
247
the landslide and 87% of them answered “yes”. 18% of respondents involved in evacuation operations
248
affirmed they had been subject to post-traumatic stress disorder, while 82% was not affected. Only 5.2% of
249
the populations respondents involved in evacuation operations and affected by post-traumatic stress disorder
250
affirmed they had received psychological support, while 94.8% answered they had not.
251
Figure 5 shows respondents’ answers to the question on a 5-level scale merged into 3 categories (low,
252
medium, high) related to their personal judgment on the activities performed by the authorities after the
253
landslide and to the potential upgrades/worsening in the subsequent years. 54% was highly satisfied with the
254
information on the event received by the media, while only 17% is very satisfied today (37 percentage points
255
lower). 36% of the polled population was very satisfied with the interest shown by local authorities towards
256
the situation after the landslide, while only 21% is today (15 percentage points lower). As to the safety
257
initiatives carried out on the area at risk, 30% was very satisfied and 36% was averagely satisfied with what 7
258
had been done after the event, while only 21% is very satisfied and 41% averagely satisfied with the recent
259
initiatives. 56% is totally dissatisfied with the interest shown by politicians after the event, while 48% is
260
currently dissatisfied. 50% of respondents was very satisfied of the coordination among the forces working
261
in the area after the event, while only 20% is satisfied with it today. 84% was dissatisfied with the economic
262
support received after the event, and 88% is dissatisfied today.
263
The multiple-choice question “According to you which of the following factors will increasingly be
264
important in favoring potential future landsliding events in Maierato?” obtained the following answers:
265
anthropic impact (149), lack of interest of administrators (137) and climate (91). The answer “anthropic
266
impact” was also indicated by 63.5% of respondents as a top priority in the order of three potential answers,
267
Fig. 6.
268 269
4.2. Vulnerability factors of the family
270
In order to examine the factors contributing to the increase in vulnerability of the local community, we
271
initially asked respondents (by means of ‘yes–no questions’), what categories had in their opinion been
272
mainly affected by the landslide. According to 140 respondents those categories were elderly and disabled
273
people; according to 13 respondents, those who owned (owns) business activities or farms had also been
274
affected. According to respondents, the least affected were children and women. In the open-ended question
275
respondents were asked to motivate their choices for their answers. Their answers were: i) fragility of elderly
276
and disabled people and old people affective and emotional bonds with their houses in terms of the most
277
affected categories; ii) women’s initiative, happiness and unawareness of children in terms of the least
278
affected categories in the 2010 landslide.
279
The 4 more frequent answers to the multiple-choice question “According to you what were the main causes
280
of the 2010 landslide?” were: lack of maintenance works (127 answers), lack of interest of local
281
administrators (109), features of the area (82) and illegal housing and climate changes (70 answers each). If
282
we take into account the order of choice of the answers given by polled citizens, the main causes for the
283
landslide of 2010 were: lack of maintenance and safety works along slopes and streams, ranking first for
284
37.5% of responders, lack of interest of local administrators for 19%, climate changes for 14% of
285
respondents and features of the area for 13% of them.
286
We examined how respondents and their families felt informed about the landslide risk in Maierato. On a 3-
287
level scale (low, medium, high), 35% of respondents provided the answer “low”, 34% “medium”, while only
288
31% thought they are well informed. When respondents were asked question about the Municipal Civil
289
Protection Plan (PCPC), only 16.5% of respondents answered they knew about it and that they had read it,
290
28% said they knew what it was but they had not read it, 4% believed the municipality had not produced it
291
and, finally, 51.5% ignored whether the municipality had produced it or not.
292
The question “Are you aware of the works developed in Maierato for mitigating landslide risk?” received the
293
following answers: 56.5% of respondents did not know anything about them; 29.5% was aware of them and
8
294
most of the respondents affirmed they were “water drainage works”, while 14% answered “there are no
295
works”.
296
We asked respondents to evaluate, on a 5-level scale merged into 3 categories (low, medium, high), their
297
personal preparedness to face a geo-hydrological event in the future. 31% of the people did not feel prepared
298
enough to face such an event, 35.5% defined “medium” their level of preparedness, only 23.5% thought they
299
were well prepared and 10% didn't know. By means of an open-ended question, we asked respondents about
300
the reasons for their evaluation of preparedness. The reasons provided were various: lack of information and
301
training, failure to take account of an emergency plan, lack of resources to face similar events and the feeling
302
of “abandonment”.
303 304
4.3. Coping strategies of families
305
In order to analyze what type of coping strategies had been adopted by families to reduce (face) stress as a
306
result of the 2010 landslide, we firstly asked respondents by means of a multiple-choice question, what they
307
had mainly done to reduce the social and economic impact of the disaster on their families. 70% affirmed
308
they “had temporarily moved to safer areas”, 20.5% of respondents answered “I did nothing”.
309
The multiple-choice question “After the landslide in Maierato of February 2010, how did you manage your
310
life deciding to stay, without being afraid that a new emergency may could occur?” received the following
311
answers: the majority of respondents said “I have a job here” (106 answers) followed by “there are lots of
312
families and neighbors close to me” (65 answers), “I relied on God and prayers” (40 answers) and “others”
313
(39 answers) specified they had remained because “their families and houses were there”.
314
65% of the polled sample answered positively to the question related to the presence of a safe area that could
315
be reached in case of a landslide event. 32.5% of them indicated “the industrial area”, 32% the football
316
ground, 19% friends’ or relative’s houses and 16.5% answered “a private building”.
317 318
4.4. Community and family resilience
319
With the aim of investigating aspects related to personal and community resilience, by means of a multiple-
320
choice question, we asked how they coped with the sudden traumas and stress caused by landslide or other
321
calamities. The majority of respondents answered “thanks to family support” (146 answers) and “other” (33
322
answers), specifying they relied only “on their own abilities”, “they trust God or Madonna”, or “needed no
323
support”.
324
The multiple-choice question, “What measures should the government/local authorities take to reduce
325
landslide risks?” based on which respondents had to select the order of their choices, the top priority choice
326
was “have provisions on building permissions and land-use be respected” (28.5%), “install monitoring and
327
alert systems in landslide prone areas” (25%), “start awareness raising campaigns on landslides causes,
328
dangerousness and landslide-prone areas” (17%), “works of naturalistic engineering” (14%). Overall the
329
three main answers were: installing monitoring systems in landslide-prone areas (118 answers), have
330
provisions on building permissions and land-use be respected (113 answers), diffusion of Civil Protection 9
331
Plans (77 answers), followed by “awareness raising campaigns on landslides causes, dangerousness and
332
landslide-prone areas” (75 answers), “works of naturalistic engineering” (55 answers), Fig. 7.
333
As for the multiple-choice question about respondents’ perception on what the community (institutions,
334
associations, companies and citizens) is doing to reduce landslide risk, the most frequent response was
335
“nothing” or “don’t know” (85 answers), followed by “they are installing monitoring and alarm networks”
336
(67 answers), “more stringent regulations on building permissions have been issued” (38); “the population is
337
being informed” (24) and “trees are being planted” (19).
338
Respondents were also asked to evaluate the level of safety perceived by their families in terms of landslide
339
risk, in the area of Maierato on a 5-level scale, merged into 3 categories (low, medium, high). 30,5% of
340
respondents answered “low” and explained that “there is a lack of ad-hoc measures to protect citizens from
341
these phenomena”, followed by “population is not informed”. Vice-versa, 19% of respondents answered
342
“high” because they do not have a house, or business activities in landslide or flood-prone areas, or because
343
they believe the population is well informed. Finally, 46% of respondents answered “medium” in terms of
344
landslide risk in Maierato and only 4.5% answered “don’t know”.
345 346
5. Discussion
347
In this section the results of the questionnaire submitted to the community of Maierato have been discussed.
348
The results of the analysis on each research topic have been compared and studied in depth; they highlighted
349
the following: i) the social perception of landslide risk and of the recently experienced event (Section 5.1); ii)
350
perceived factors of social vulnerability, resilient behaviors and expected strategies to create community
351
resilience (Section 5.2).
352 353
5.1. Social perception of landslide risk and the recent 2010 landslide event
354
By analyzing the social perception of landslide risk in each research question, some factors that have an
355
impact on how each individual perceives the territory have been considered [29, 30]. According to Bailly
356
[29], there are two perception filters that interpose between the individual and the real world: the first is a
357
sensorial filter (usually similar among individuals) apart from specific cases of sensory deficit; the second
358
filter is indeed represented by all the factors that characterize the individual, i.e. psychological, cultural and
359
economic factors. Psychological factors are emotional-affective state, motivations, needs, recollections and
360
bonds with the territory and experiences; cultural factors are those related to training and literacy, interest
361
and future aspirations; socio-economic factors are related to social classes and living standards.
362
Starting from this theoretical background, the first research question studied focused on citizens’ knowledge
363
of geo-hydrological phenomena (in particular landslides and floods) and their perception of exposure to
364
hazardous events in the territory where people live. The correct definition of the term landslide provided by
365
the majority of respondents originates from their familiarity with this natural phenomenon. In fact, over 80%
366
of respondents drew their knowledge about the phenomenon from their direct experiences, as they mostly
367
referred to the ‘great landslide of 2010’ in their answers. Some hyperbolic expressions are noticeable, in that 10
368
they convey the catastrophic perception of the calamitous event (ex: “a great flood of water and earth”,
369
“earth wave”, “seismic event of the soil”); peculiar are also some short and simple definitions that basically
370
refer to the 2010 event, such as “that of Maierato”. The importance of the direct experience of the 2010
371
landslide is further confirmed by the incorrect definition provided by respondents of the term flood, as
372
compared to the term landslide. More than half of respondents, in fact, mistook floods with intense rainfalls
373
and “water bombs”. This aspect further highlights the issue of correct information and communication on
374
risks by the mass media [31]. Everybody agrees on the fundamental role played by the mass media in
375
Disaster Risk Reduction and Crisis Management; nonetheless, because of their intrinsic nature, everybody
376
also agrees on the possibility they could convey false or incorrect information. Moreover, since information
377
specialists are convinced that news have to be «“attractive”», media are increasingly convinced they should
378
emphasize the most “sensational” aspects of events, rather than technical aspects, which are instead more
379
useful for the population [32, 33, 16]. In our case study, the potential mistake about the term flood should be
380
attributed to national and local mass media which – very often – do not provide correct communication on
381
the hydro-geological risk, also in terms of correct terminology; this aspect could also be ascribed to mass
382
media’s lack of proper knowledge [34, 35].
383
There is a high percentage of citizens interviewed who – after the 2010 experience – continued to consider
384
their exposure to landslide risk as ‘high’. Several studies suggest that direct experience with a natural hazard
385
has an influence on risk perception [36, 37, 38]. Moreover, the town of Maierato has a rich heritage of
386
popular legends and tales about “Dragons” that used to live in the landslide area; this could strengthen the
387
idea that the area could have been subject to calamitous events in the past [39]. This collective memory
388
emerged above all after the 2010 landslide. In this perspective, psychological and cultural aspects have, thus,
389
an impact on the knowledge on geo-hydrological phenomena and the perception of people’s exposure to
390
landslide and flood risk in the territory where they live.
391
The second question aimed at assessing the perception of how and to what extent people were affected by the
392
landslide event in 2010. 83% of respondents involved in the 2010 event, reported indirect losses, such as the
393
discomfort because of the closure of the main road. Indirect losses affect society by disrupting utility services
394
and local businesses, thereby causing loss of revenues, lack of tourism attraction and the cost increase of
395
commodities [40]. This landslide, in fact, prevented access to the provincial road that allowed some citizens
396
to reach their small family-run farms, thus hindering quick connection with other areas of the town. In fact,
397
some local dealers, experienced an alarming decline in their turnover as a consequence of the landslide. In
398
some cases, indirect losses caused by landslides can be significant in that they affect communities both from
399
a psychological and economical point of view and they are, typically, not monitored [41]. Indeed, the
400
cumulative effect of indirect losses includes economic, social and emotional losses. These are often not
401
immediately visible to society, in that they spread over the medium-long term. However, some studies
402
indicate that if the indirect economic loss is realistically assessed, it is greater that the direct loss [42, 43]. On
403
the other hand, many citizens respondents have suffered emotional suffering, because of the post-traumatic
404
stress disorder, and very few have received support or psychological support, which – instead – would have 11
405
been necessary to avoid those traumas causing the typical psychological consequences of post-traumatic
406
stress disorder, as we will see in the subsequent paragraph.
407
Most respondents considered the lack of maintenance and remedial works along slopes and streams and the
408
lack of interest by local authorities as the main causes of disasters related to geo-hydrological phenomena.
409
Indeed, many citizens respondents have not been informed on the works carried out in the area and, in many
410
cases, they are convinced that local administrations have done nothing to protect citizens from a new risk
411
situation. For respondents, even climate changes and territorial features are relevant factors that could trigger
412
landslides and floods. If we consider the lack of maintenance works, illegal buildings, the lack of interest by
413
local authorities and farmland abandonment as anthropic factors, surely the percentages of respondents who
414
assess them as relevant factors are much higher than the percentages of respondents who consider natural
415
factors as the main contributors to landslides and floods (climate changes, territorial features). The results of
416
another study carried out by Calvello et al. [44] in southern Italy also confirmed the central importance of
417
correct land management (related to human factors) for the prevention and reduction of landslides and
418
related risks.
419
Moreover, according to the citizens interviewed, anthropic activities were increasingly important in terms of
420
contribution to landslide events in Maierato. David Alexander [45] wrote that disasters are the consequences
421
of community actions. In fact, the uncontrolled exploitation of land by man and the careless exposure of
422
economic activities and infrastructures to natural hazards cause risk increase [46]. Citizens’ answers
423
therefore confirmed that risk is caused by our everyday activities and that disasters are the expression of
424
historical circumstances being in place when such an event occurs and of the conditions that regulate social
425
order [47].
426
Analyzed data showed that almost 40% of respondents considered such a huge landslide as a foreseeable
427
event. Some of them explained the reason for this interpretation by making reference to previous landslide
428
phenomena occurred on the slope which was later affected by the 2010 event, or to more recent signs of land
429
deformation (fractures, scarps and swellings) that had been noticed in early 2009 on the provincial road and
430
on the slope. References to past landslide events reported by Borrelli et al. [25], are clearly related to the
431
collective memory of past landslides in the area that emerged immediately after the 2010 landslide. Some of
432
the respondents that had considered such a massive event as predictable, believed that predictability was
433
closely associated to failure to comply to environmental regulations, farmland abandonment and illegal
434
buildings. Probably these motivations have been influenced by the mass-media which, very often, contribute
435
to generate confusion between the causes and consequences of an extreme event. Respondents who
436
considered the event as totally unexpected underlined that “there had been signs, but that they had not
437
expected such a massive event”. The answers to open-ended questions also underline the unique and
438
catastrophic dimension of the event as perceived by the local population that is evident in the metaphors and
439
hyperboles used such as “no one had imagined an earth tsunami”, “it looked like apocalypse” and “nature
440
does not warn you”.
12
441
Therefore, cultural, psychological and socio-economic factors also influenced the perception of how and to
442
what extent people were affected by the landslide event in 2010 and of the causes that had an impact on the
443
occurrence of that disaster.
444
The third research question analyzed focused on people’s perception and satisfaction about the activities
445
carried out by the authorities shortly after the event and after 8 years following the landslide. The lack of
446
information on risks and the correct behavior to be adopted in the circumstances of an extreme event is,
447
indeed, a human responsibility in that it contributes to create vulnerability conditions vis-à-vis natural
448
hazards. If populations are educated about correct behavior and the relationship between human impact and
449
environment, both resistance and resilience of a community can be improved [48]. By differentiating the
450
assessment on landslide risk information received by the community before the 2010 event, after that and
451
today, the following data emerge: a) almost total lack of information on landslide risk in Maierato in the pre-
452
slide period; b) satisfactory information for more than half of respondents, immediately after the event; c)
453
only 17% of respondents is currently satisfied with the information received and almost 60% is not satisfied
454
at all. These results emphasize the urgent need for awareness and information campaigns for the whole
455
population as a fundamental tool to manage disaster risk (Disaster Risk Reduction). Disaster Risk Reduction
456
is the concept and practice of reducing disaster risks through systematic efforts to analyze and manage the
457
causal factors of disasters [49]. Reducing risk exposure deriving from natural events, reducing vulnerability
458
of people and properties, promoting careful management of the territory and the environment, as well as
459
improving preparedness and early warning for adverse events, are all examples of measures to be
460
implemented for effective risk management of catastrophes, in particular over the medium and long term. If
461
we continue to investigate, the data obtained from respondents concerning their judgment on the measures
462
taken after the event and the potential improvements/worsening over the years, other important elements
463
emerge. Basically, these sets of data could be interpreted as if the attention towards the event, that was
464
initially perceived as high, decreased over time (above all with reference to the attention by local authorities
465
and the coordination of all regional bodies). As to the safety measures taken on the area at risk, respondents
466
were not really satisfied with the initiatives taken both after the event and today, thus it would be important
467
to organize conferences or meetings and inviting experts who could illustrate the measures and initiatives
468
taken in the landslide area. The only work mentioned by 30% of respondents is the water channeling in the
469
Scotrapiti River. Experts should explain what safety measures have been taken to bridge the gap of
470
knowledge of the local community. Also, Antronico et al. [50] showed participatory emergency of local
471
communities and lack of communication between local authorities and citizens interviewed in another area in
472
southern Italy, close to the area under investigation.
473
Very negative impressions were expressed then on the economic support received, both immediately after
474
the event and today: apathy, sadness, anger and deep melancholy describe the feelings of those who have
475
suffered and lost their farms, business activities, cattle etc.
476
The research highlights that almost all respondents believe that the local authorities are mainly responsible
477
for safety from natural hazards and they should prevent damages to the population and the building stock. 13
478
This is a fundamental element because it reflects the great expectations of the population related to the safety
479
measures taken by local administrators; such expectations were not met or just partially met by local
480
administrators (based on the answers received). However, in accordance with the study carried out by
481
Bubeck et al. [51], citizens who consider governments as responsible for the management of flood-related
482
risks and damages, will be less incline to adopt risk mitigation measures as compared to citizens that have no
483
such belief. On the other hand, Terpstra [52] found that excessive responsibility posed on institutions causes
484
excessive ‘relax’ among the citizens that have a lower perception of risks. Therefore, people’s perception and satisfaction about activities carried out by the authorities shortly after
485 486
the event and after 8 years were also affected by cultural, psychological and socio-economic factors.
487
Table 1 summarizes the cultural, psychological and socio-economic factors that influenced landslide risk
488
perception of citizens interviewed from Maierato, based on the research questions analyzed in this study.
489 490
5.2. Social vulnerability and resilient behavior of the community of Maierato: the urgent need for risk
491
governance
492
The analysis and discussion of the research questions pointed out the perceived factors of social vulnerability
493
and resilient behavior of the community of Maierato, which should be taken into account by local policy
494
makers in order to study strategies aimed at improving risk governance. In DRR terminology, as highlighted
495
by Titz et al. [53], the notion of ‘community’ typically refers to a sub-system or a segment of society at the
496
local level (both rural villages and sometimes urban neighbourhoods). A ‘community’ is often considered a
497
“social entity” [54,53], which implies the presence of common social structures (e.g., shared experiences,
498
social interest) and most often a clearly defined, geographical area [53].
499
Risk governance is the application of a multi-level organization model to the various stages of risk analysis
500
and management [1]. Participatory governance implies a network-oriented model, i.e. greater
501
interdependence between individuals and social subsystems in a collective decision making process [55, 56,
502
57].
503
The first research question investigates on information campaigns on the landslide risk of the territory and on
504
actions and protective measures taken by the Authorities at local level. The survey indicates that a higher
505
percentage of respondents felt poorly or not at all informed on the landslide risk in Maierato, as compared to
506
that of respondents who felt informed. Moreover, over half of the population respondents did not know
507
whether the Municipality had deployed any Communal Civil Protection Plan (PCPC). The Italian law sets
508
forth that each municipality should prepare and adopt a Municipal Civil Protection Plan, which represents “a
509
tool that should be disseminated to make citizens aware of the risks of their territory and to understand what
510
emergency management modalities are”. Each citizen should be aware of the PCPC, information measures
511
should therefore be implemented not only online on the homepage of Municipalities, but also through
512
awareness raising campaigns organized by the Municipalities themselves. The lack of information on the
513
landslide risk and on the PCPC for a large percentage of respondents of the area under investigation (despite
514
its publication on the Wwebsite of the Municipality of Maierato since 2013) is another important factor of 14
515
social vulnerability. Moreover, the fact that respondents identified the cause of the 2010 landslide event with
516
the lack of preventive and safety measures on the area as a consequence of the lack of interest by local
517
administrators and policy-makers indicates their poor trust towards them and the great responsibility of
518
regional and local policy-makers for an inefficient risk governance.
519
Over half of respondents of the citizen of Maierato ignored whether remedial works had been made in the
520
town to reduce landslide risk. This was due to the lack of communication between institutions and citizens,
521
but also to the lack of social cohesion of the community which does not display a resilient behavior. Both
522
factors, i.e. the lack of communication between institutions and citizens, but also to the lack of social
523
cohesion of the community (probably due to internal political divisions that ascribe merits and demerits to
524
the various Municipal Authorities that succeeded one after the other), are considerable elements of social
525
vulnerability. Thus, the need for a more harmonious, cohesive and organized community, like it was in 2010,
526
is a fundamental requirement to overcome the current territorial crisis and build community resilience that
527
might help facing new challenges and lead to the economic rebirth of the town. The commitment of
528
territorial actors (institutions, stakeholders, privileged actors etc.) would be desirable in that they could
529
coordinate participatory and collaborative processes, thus being able to foster mediation capacity and
530
conflicts solution [58].
531
The second research question analyzed individual and community preparedness to cope with damaging
532
events. Most respondents that felt prepared to face a geo-hydrological event in the future justified their
533
choice based on their experience of the 2010 event. Vice-versa, the reasons for the choice of respondents
534
who felt poorly prepared to face a geo-hydrological event in the future are the lack of information and the
535
feeling of being “abandoned” by the local and national Aauthorities. The main answer given by most
536
respondents (above all women) is the following: «I am always in an alert state because of the past experience
537
and each time I perceive sounds different from that of the rain or of the nature, I start panicking». Actually,
538
an aspect which should have been taken into account by institutions, not only after the landslide but also in
539
the longer period, is the psychological support to citizens. The Italian Red Cross, in fact, provided valuable
540
psychological support to citizens immediately after the landslide and during the evacuation. However, the
541
process should have been continued over the years with the support of emergency psychologists. Even today,
542
some psychological actions should be taken to treat traumas because trauma-caused reactions (neglected and
543
not monitored over time) could be the prelude of more severe and disabling mental conditions, as in the case
544
of some women interviewed that suffer from panic attacks in case of severe rainfalls or suspicious noises. In
545
this framework, thanks to the greater awareness for an emergency culture, over the last few years, new
546
professionals have been trained such as psychologists expert in “critical incident” and in “disaster
547
management”. By means of studies and experiences carried out at a national and international level, we have
548
better understood the experiences and damages suffered by people as a consequence of natural and social
549
disasters, such as earthquakes [59, 60, 61]. Emergency psychology emerged in this context and it deals with
550
the study, prevention and treatment of psychological, cognitive and behavioral phenomena occurring in
551
emergency situations [60]. It also promotes the management of human defenses with a view to preventing 15
552
that a particularly stressful event could cause permanent damage in the individual or among the community.
553
This is exactly what emerged from the witnesses of respondents in Maierato. The feeling of unpreparedness
554
to face a new emergency is linked to psychological frailty, but above all to cultural factors and an inefficient
555
risk governance, it is therefore another important factor of social vulnerability.
556
The third research question concerned respondents’ identification of the most vulnerable social groups in the
557
2010 landslide event. According to the answers the categories of citizens that had been most exposed to the
558
consequences of the landslide in 2010 were the elderly and disabled people: the first because of their
559
emotional bond to their houses (some of them refused to leave their homes despite the municipality's
560
evacuation order) and the second because of their psychological and physical frailty. The latters are two
561
factors of social vulnerability that could amplify uncertainty and suffering in highly impacting psychological
562
events. In fact, inhabitants with a higher social vulnerability seem to suffer significantly more from a natural
563
extreme event as compared to people with a lower social vulnerability [62, 63, 11]. Moreover, the research
564
highlights that women and children were the least affected categories in the event (based on respondents’
565
answers). According to respondents, in fact, women were more prone to adapt to the ‘perturbing’ event and
566
to lead the family, thus showing greater resilience, while the children experienced the events like a game,
567
thus adopting a protective behavior in that they had no full awareness of the event, thanks to the support of
568
their parents.
569
Analyzing the ability to cope with socio-economic problems and fears connected to dangerous events, in the
570
attempt to reduce the socio-economic impact of the disaster on their families, the majority of respondents
571
temporarily moved to safer areas, while about 20% of the citizens interviewed affirmed they had done
572
nothing and tried to survive relying on their abilities. This aspect is the indicator of the feeling of
573
abandonment perceived by the community, thus representing another significant factor of social
574
vulnerability. Actually, a high percentage of the population feels abandoned and experiences a mood of
575
apathy, the so called “melancholy disaster”. On the other hand, landslides and floods in Calabria are a more
576
incisive and subtle factor of abandonment [64].
577
Immediately after the landslide, most citizens respondents decided to remain in Maierato because they had a
578
job or their families there, and also because other friends and relatives had decided to remain setting aside
579
the idea that a new emergency could occur. Those who decided to “stay” represent those who decided not to
580
cut the links with their origins and not because of resignation, but with a positive attitude towards the future.
581
Therefore, remaining is a courageous choice and a resilient behavior for the community.
582
The subsequent research question focused on how the people manages traumatic events as landslides, floods,
583
etc. The analysis of this study also showed that most respondents adopted a resilient behavior, i.e. positively
584
reacted to the disaster and implemented correct behavior to face the extreme event (not panicking, helping
585
other people and getting information from experts during the emergency stage). Moreover, the fact that 13%
586
of respondents relied on God and many participated in the procession of the statue of Madonna highlights the
587
great devotion and religious attitude of the community. Thus, significant elements of religiousness are
588
present in the culture of the community of Maierato, and they are a resilient factor of civil resistance and 16
589
cohesion, above all in the post-event period. Religion, in terms of cultural expression, in fact, cannot be
590
separated from the wider perspective of risk mitigation, in that it interacts with the social, economic and
591
political elements of vulnerability of a population when facing natural events [65]. Indeed, cultural and
592
religious practices model disasters and provide a response to them. Chester et al. [66], Gugg [67, 68] and
593
Cannizzaro [69] showed that the religious practices in the areas surrounding the Vesuvius and Etna are
594
simply the expression of a protection behavior adopted by the local communities, before, during and after
595
volcanic eruptions. In fact, religious and cultural mechanisms in these cases, allow individuals and social
596
groups to accept traumatic events and start the recovery process [70, 71]. The contact between rite and
597
disaster generates the so-called “emergency rite”, that is folklore tools useful to absorb the shock caused by a
598
trauma and to keep the community united after turmoil [72]. “Emergency rites” are the means through which
599
survivors seek for comfort being close to one another, so as to be united and be able to win over despair and
600
disintegration [67, 68].
601
Most respondents affirmed they knew a safe area that could be reached in case of a landslide, probably
602
because of their experience related to the 2010 landslide event past experience, and excluded the knowledge
603
of the PCPC, as inferred by the answers provided by those who did not know anything about it. The
604
industrial area and the football ground, as well as the houses of friends and relatives, private buildings or
605
other places nearby were considered as safe areas. This is also a protection factor within the context of
606
community’s resilient behavior [73].
607
The subsequent research question examined how the community reacted to reduce landslide risk and what
608
actions had been taken by local policy-makers to reduce the landslide risk. The citizens of Maierato involved
609
in the survey, indicated the types of action that the government and local authorities should consider to
610
reduce landslide risk; «have regulations on building procedures and land-use be respected», «installing
611
monitoring and alert system in risk-prone areas» and «promote awareness campaigns on landslide causes,
612
dangerousness and risk areas» were top priority answers. In fact, improving communication, informing the
613
community and involving it in the activities carried out in the area at risk and impose the compliance with
614
the regulations on building and environment, are the fundamental requirements to increase resilience and risk
615
governance.
616
The aim of the last question was to assess how and to what extent the population respondents feels safe in its
617
territory about landslide risk. Most citizens respondents felt quite safe in Maierato. Being informed means
618
feeling safer; in fact, social insecurity and vulnerability can also be reduced by means of enhancing
619
awareness and knowledge [74]. Indeed, the respondents who affirmed they felt little exposure or no exposure
620
to landslide risk, were the best informed on the safety measures taken in the area.
621
Therefore, because of the reasons above, social vulnerability is closely linked to the socio-economic and
622
cultural conditions of a community that is still suffering from the causes of a phenomenon whose signs are
623
still visible in the scars left on the area. However, some signs of economic recovery are also present in the
624
industrial area of the town, where various business initiatives have been started over the last few years. This
625
is a sign of hope and trust in the economic recovery of the whole area. 17
626
Table 2 summarizes vulnerability factors within the thematic dimensions (social, economic, cultural and
627
institutional) indicated in the Move framework [4] and protection factors, detected in the survey, within the
628
framework of individual and community resilient behavior. MOVE (Methods for the Improvement of
629
Vulnerability Assessment in Europe) is a research Project within which a framework for multi-dimensional,
630
holistic vulnerability assessment that is understood as part of risk evaluation and risk management in the
631
context of disaster risk management (DRM) and climate change adaptation (CCA), has been developed [4].
632 633
6. Conclusions
634
This paper dealt with public perception of risks by citizens, social vulnerability and resilience at a local scale
635
in the area of Maierato (Calabria, southern Italy) affected by a large landslide in February 2010, which
636
produced important social and economic consequences.
637
While in the post-event phase, the community showed perfect resilience and ability to adapt to changes,
638
these did not last over the years because of psychological, political, cultural and economic factors that had a
639
negative impact on the recovery of the area. For instance, a significant element of social vulnerability that
640
should not be overlooked is the permanence of post-traumatic stress disorders, which would have required
641
actions and ad-hoc treatment by a team of experts of Emergency Psychology in the immediate post-shock
642
period. Moreover, based on the analysis of data, it cannot be denied that the institutions have not done a lot
643
to stimulate the hopes of a community that feels abandoned and – though – is willing to react.
644
Thus, the Maierato case indicates that urgent actions should be taken to reduce disaster-risk by following
645
the four priorities established by the Sendai Framework: 1) improving citizens’ understanding of disaster
646
management, 2) reinforcing risk governance to improve disaster management, 3) investing in risk mitigation
647
and programs fostering adaptation and resilience and 4) improving emergency planning strategies along with
648
strategies of emergency management, recovery, rehabilitation and reconstruction [3]. A synergistic approach
649
should therefore be taken, encompassing all the “components” that contribute to the actions of risk
650
adaptation, mitigation and reduction with the final aim of managing residual risk [2]. Communication and
651
training, risk perception by the community and the improvement of individual and collective resilience are
652
among the various components to be considered. In the Maierato case, such actions would require not only
653
public and private investment aiming the implementation of structural and non-structural measures, but also
654
social investment to provide the best conditions to maintain these measures over time. There is still a lot to
655
do to overcome the territorial crisis: experts should develop solutions considering an integrated territorial
656
development approach which takes into account cultural, economic, social and political dynamics to support
657
technical solutions exclusively aiming at controlling natural phenomena. In this perspective, the participation
658
of the community should be included both in the analysis of risk assessment, prevention and reconstruction,
659
thus implementing a community-resilience-oriented approach, intended as a process rather than a result, and
660
as adaptability rather than stability and including a collective horizon rather than an individual one [20, 75,
661
76]. From the study case of Maierato it is evident that the “emergency measures”, i.e. exceptional measures
662
to face an extraordinary and rare event should not be implemented only during the calamitous events, they 18
663
should rather be implemented as a long-lasting approach with a view to define planning and adaptation tools,
664
as well as resilience. Thus, not only “heavy” infrastructural investment (still insufficient today and difficult
665
to be implemented because of the complex administrative system) should be considered, but also actions
666
aiming at the reinforcement of social infrastructures, that could promote training and innovation and collect
667
skills, abilities, competencies and intelligences [77].
668 669 670
Acknowledgements
671
The authors would like to thank participants who gave their voluntary and informed consent before the
672
interviews. This work was carried out under the Progetto DTA.AD003.077 “Tipizzazione di eventi di
673
dissesto idrogeologico” of the CNR-Department of “Scienze del sistema Terra e Tecnologie per l'Ambiente”
674
and was partially funded under the Project "Supporto tecnico e scientifico per il monitoraggio delle frane, la
675
pianificazione e la valutazione degli interventi di protezione dai rischi per il comune di Maierato", agreement
676
between CNR-IRPI and Municipality of Maierato. The authors wish to thank the anonymous referees for
677
providing helpful suggestions to improve the initial version of this paper.
678
The paper is a result of a collaboration between the authors; specifically, L.A. wrote sections 2, 3, 4.1 and
679
4.2; F.D.P. wrote sections 1 and 5; R.C. wrote the sections 4.3 and 4.4; G.G. wrote the section 2; all authors
680
contributed to the section 6.
681 682 683
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Figure captions
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Fig. 1 - (A) Digital terrain model of the study area with location of the 2010 Maierato landslide; (B)
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panoramic view of the phenomenon (photo taken by G. Gullà); (C) interviews administered in the town of
879
Maierato (image from Google Earth).
880 881
Fig. 2 – Answers to the multiple-choice question about the factors that respondents considered as the most
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883 884
Fig. 3 – Answers to the question about the respondents’ level of exposure to both natural and man-made
885
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886 887
Fig. 4 - Answers to the question “Being affected, what type of damages have you suffered? (multiple
888
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Fig. 5 – Answers to the question related to personal judgment of respondents on the activities performed by
891
the authorities.
892 893
Fig. 6 – Answers to the multiple-choice question “According to you which of the following factors will
894
increasingly be important in favoring potential future landsliding events in Maierato? (3 answers allowed)”.
895 25
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Fig. 7 – Answers to the question “What measures should the government/local authorities take to reduce
897
landslide risks? (3 answers allowed)”.
898 899
26
Appendix - Queries of the questionnaire analyzed in this paper Geo-hydrological risk perception and recent experience Q.1 Do you know what is a landslide? Q.2 Do you know what is a flood? Q.3 If you answered yes to the previous question (Q.1 and Q.2): Your personal knowledge about landslide and floods derives from…..
Q.4 In your opinion, which are the factors that mostly influence landslides and floods? [4 responses allowed] - Please indicate the order of your choices
Q.5 How much do you feel yourself exposed to each of these events in Maierato?
Q.6 In your opinion, who is responsible for the safety of natural hazards and to avoid damages to the people and housing stock? [4 responses allowed]
Q.7 Were you (or your relatives) involved in the landslide event of February 2010
Q.8 If you answered “yes” to the previous question, which type of damage have you suffered? [multiple responses allowed]
Q.9 Your behaviors during the event were……..[3 responses allowed]
Q.10 In your opinion, the possibility that such a huge event could have taken place in Maierato is…
Q.11 If you answered n.1 and n.2 to the previous question indicate the reasons Q.12 Were you involved in evacuation operations with your family members after the landslide? Q.13 If you answered “yes” to the previous question, have you (or your relatives) been subject to posttraumatic stress disorder? Q.14 If you answered “yes” to the previous question, have you received psychological support? Q.15 Indicate your personal judgment on the activities performed by the authorities after the landslide and to the potential upgrades/worsening in the subsequent years Q.16 In your opinion, which of the following factors will increasingly be important in favoring potential future landsliding events in Maierato? [multiple responses allowed]
Vulnerability factors of the family Q.17 Which are, in your opinion, the categories that have been mainly affected by the landslide?
• • • • • • • • •
Yes [Could you briefly describe it?] No Yes [Could you briefly describe it?] No Personal experience Experience from relatives or friends Personal initiative Organizations and/or associations initiative Other (specify……)
• Climate change • Territory natural characteristics • Illegal building • Abandonment of agriculture • Lack of protection works and territory management • Disinterested public administrations • Low interest of citizens • I don't know • environmental pollution • car accident • earthquake • flood • landslide • terrorist attacks • volcanic eruption • tsunami • Local administrators • Central government administrators • Civil Protection • Private citizens • Yes • No [go to question 10] • I don’t remember this event [go to questions 18] • Physical injuries • Private home damages • Damages to other personal properties • Crops damages • closure of an important road and consequent inconvenience • Facility interruptions • I tried to get information about the situation through TV, social network, internet, radio, neighbors • I tried not to panic • I tried to help close people • I accepted it as an inevitable situation • I trusted in God • I remained indifferent • Absolutely unexpected and unforeseeable event • This was to be expected sooner or later • I don't know Open-ended question • Yes/No • Yes/No • Yes/No Five point scale • • • •
Anthropic impact Climate Population growth Lack of interest of administrators
• • • •
Children Elderly Disabled people Women
Q.18 Can you explain the reasons of your answer? Q.19 In your opinion, which were the main causes of the 2010 landslide? [4 responses allowed] Please indicate the order of your choices
Q. 20 Presently, how do you rank your information level about the landslide risk in Maierato? Q.21 Has your municipality done a Civil Protection Plan?
Q.22 Are you aware of the works developed in Maierato for mitigating landslide risk?
Q. 23 If an extreme geo-hydrological event should take place in Maierato, how do you feel well prepared to face it? Q.24 Can you explain the reasons of your answer Coping strategies of families Q.25 Are you aware of the existence of a safe area that could be reached in case of an extreme geohydrological event? Q.26 If you answered “yes” to the previous question, indicate the place
Q. 27 After the 2010 event, what did you done to reduce the social and economic impact of the disaster on your family? [multiple responses allowed]
Q.28 After the landslide in Maierato of February 2010, how did you manage your life deciding to remain in Maierato without being afraid that a new emergency could occur?
Community and family resilience Q. 29 How do you deal with the sudden traumas and stress caused by landslide or other calamities? [multiple responses allowed]
Q.30 Which measures should the government/local authorities take to reduce landslide risks? [3 responses allowed] - Please indicate the order of your choices
Q.31 Please evaluate what the community (institutions, associations, companies and citizens) is doing to reduce landslide risk. [multiple responses allowed]
• Other (specify…….) Open-ended question • Illegal housing • Climate changes • Lack of maintenance works • Features of the area • Lack of maintenance works • Lack of interest of local administrators • Low interest of citizens • I don't know Five point scale • Yes and I know its contents • Yes but I do not know its contents • It was never done; • I don't know if it exist • Yes (specify……..) • Nothing was done • I don't know Five point scale Open-ended question • • • • • • • • • • • • • • • • • • • • • •
Yes (specify……..) No I don't know School building Friends’ or relative’s houses Town Hall Church Private building Other (specify…….) I asked economic aid to relatives/friends I realized protective works in my house My family and I have temporarily moved to safer areas I have looked for job opportunities elsewhere I did nothing There are lots of families and neighbors close to me I relied on God and prayers I received a support from the institutions I work here My friends live here I realized protective works in my house I moved to other places Other (specify…….)
• By means of family support • By means of friends support • By means of education and information provided by the institutions • By means of psychological counseling • Other (specify…….) • Works of naturalistic engineering • Awareness raising campaigns on landslides causes, dangerousness and landslide-prone areas • To enforce provisions on building permissions and land-use • Relocate population to safe areas • Diffusion of Civil Protection Plans • Inform population through social networks and mobile apps • Install monitoring and alert systems in landslide prone areas • Other (specify…….) • Trees are being planted • Cultivation on steep slopes is being avoided • Population has been moved to safer areas • More stringent regulations on building permissions have been issued • The population is being informed • They are installing monitoring and alarm networks
Q.32 On a scale from 1 (min) to 5 (max), considering landslide risk, how much do you feel safe in Maierato? Q.33 If you answered n.1 or n.2 to question 43 indicate the reasons
Q.34 If you answered n.4 or n.5 to question 43 indicate the reasons
• Other (specify…….) Five point scale • Lack of ad-hoc measures to protect citizens from these phenomena • Population is not informed • House and other business activities are located in geohydrological prone areas • Ad-hoc measures to protect citizens from these phenomena have been carried out • Population is well informed • I do not have a house, or business activities in geohydrological prone areas
Table 1 - Cultural, psychological and socio-economic factors that influenced landslide risk perception of citizens from Maierato.
RESEARCH QUESTIONS
CULTURAL FACTORS
PSYCHOLOGICAL FACTORS
Knowledge and perception of exposure to hazardous events in the territory where people live (in particular landslides and floods)
Misleading ideas on the use of the term “flood” caused by inaccurate risk communication by mass media
Direct experience in the 2010 landslide implying greater familiarity of the population with the term “landslide”, as compared to the term “flood” which affects their perception of exposure to such a risk
Historical memory of legends and tales about Dragons that used to live in the landslide area; this could support the idea that the area could have been subject to calamitous events in the past
SOCIAL AND ECONOMIC FACTORS
Perception of how people were affected by the landslide event in 2010.
Greater awareness that human impact has a role in transforming the effects of an extreme event into a disaster
Psychological problems and post-traumatic stress disorder that have not been treated over time or registered in groups of citizens that experienced the 2010 event
Economic hardship for the lack of or paucity of economic support as a consequence of the indirect losses experienced by the population because of the 2010 landslide
People’s perception and satisfaction of activities carried out by the authorities shortly after the event and after 8 years following the landslide.
Lack of information by local policy-makers on the measures taken in the landslide-affected area after the event and today
Direct experience of the 2010 event affected the perception of satisfaction of measures taken as many citizens felt frustrated and abandoned by local and national policy-makers
Great indirect losses that were not counteracted by satisfactory measures of economic support, affected citizens’ perception of this issue
Table 2 – Vulnerability factors within the thematic dimensions, following the MOVE framework (Birkmann et al., 2013), and protection factors within the framework of individual and community resilient behavior of the community of Maierato. Psycho-physical frailty of disabled people and emotional bond with home and homeland of elderly people, who find it difficult to move, even temporarily, to other places in case of extreme natural hazard Social dimension
Economic dimension Vulnerability factors within the thematic dimensions of MOVE framework
Lack of ad-hoc and long-lasting measures of Emergency Psychology to treat traumas caused by a severely stressful event (the 2010 landslide) Economic losses of local farmers and dealers as a consequence of the closure of a road providing access to the town and connecting it to the surrounding area; poor economic support received from the institutions Lack of information and poor involvement of the local community in the actions and measures taken by local policy-makers; no information of the Civil Protection Plan (institutional dimension)
Institutional dimension
Political divisions in the community and lack of social cohesion; feeling of abandonment by the central and local institutions (institutional dimension) Feeling of a part of the population of being unprepared and unsafe in case of a new emergency, because of an inefficient risks governance in the post-disaster period and until now Damage to habitual practices such as agricultural activities carried out by some farmers in the lands of the area affected by the extreme event of 2010
Cultural dimension
Upheaval of the natural landscape in the landslide area due to the exceptional and imposing dynamics of the 2010 event Organizational ability of women (groups of them started a collective bakery activity in the area of provisional stay). Children do not seem to have experienced the event as a dramatic one because they have considered it as a game Dignity and control of the community during evacuation operations
Protection factors within the framework of individual and community resilient behaviour
Perception of preparedness in the event of a new emergency (60% of respondents) Citizens’ awareness of the areas to be reached in case of an emergency (thanks to the previous experience) Religiousness and religious devotion of citizens, playing an important role of civil cohesion Choice of the families to remain in their town, after the disaster, with a positive attitude towards the future
Declaration of interests ☒ The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. ☐The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: