JOURNAL OF ENVIRONMENTAL RADIOACTIVITY Contents of Volume 54 Number 1 2001 Special Issue: Natural Radioactivity: Technological Enhancement, Detection and Migration
1
Editorial W. C. BURNETT & H. M. FERNANDES
5
Assessment of acid rock drainage pollutants release in the uranium mining site of Poc&os de Caldas } Brazil H. M. FERNANDES & M. R. FRANKLIN
27
Nuclide migration and the environmental radiochemistry of Florida phosphogypsum W. C. BURNETT & A.W. ELZERMAN
53
Radium contamination of the banks of the river Laak as a consequence of the phosphate industry in Belgium J. PARIDAENS & H.VANMARCKE
61
Radionuclide £uxes at a plant manufacturing dicalcium phosphate for domestic animals T. GAºFVERT, E. HOLM & P. ROOS
75
Radiological impact from atmospheric releases of 238U and 226Ra from phosphate rock processing plants C. PAPASTEFANOU
85
Contamination of settling ponds and rivers as a result of discharge of radium-bearing waters from Polish coal mines S. CHALUPNIK, B. MICHALIK, M.WYSOCKA, K. SKUBACZ & A. MIELNIKOW
99
Radon exhalation from uranium mill tailings: experimental validation of a 1-D model C. FERRY, P. RICHON, A. BENEITO & M.-C. ROBEŁ
109
Determination of 228Ra, 226Ra and 224Ra in natural water via adsorption on MnO2coated discs J. EIKENBERG, A.TRICCA, G.VEZZU, S. BAJO, M. RUETHI & H. SURBECK
133
228
Ra/226Ra/224Ra and 87Sr/86Sr isotope relationships for determining interactions between ground and river water in the upper Rhine valley J. EIKENBERG, A.TRICCA, G.VEZZU, P. STILLE, S. BAJO & M. RUETHI
163
Ground water input to coastal salt ponds of southern Rhode Island estimated using 226 Ra as a tracer M. K. SCOTT & S. B. MORAN
175
226
Ra bioavailability to plants at the Urgeiric&a uranium mill tailings site M. J. MADRUGA, A. BROGUEIRA, G. ALBERTO & F. CARDOSO
189
Exposure of workers in mineral processing industries in Brazil J. L. LIPSZTEIN, K. M. DIAS DA CUNHA, A. M. G. AZEREDO, L. JULIAFO, M. SANTOS, D. R. MELO & F. F. L. SIMOFES FILHO
Number 2 2001
201
Millennial Editorial Series What’s the Journal of Environmental Radioactivity up to? A.WALTON
205
Investigation of the potential for radon mitigation by operation of mechanical systems a¡ecting indoor air F. MARLEY & P. S. PHILLIPS
221
Bronchial Rn dose survey for residences K. N. YU, B. M. F. LAU, Z. J. GUAN,T. Y. LO & E. C. M. YOUNG
231
Natural radioactivity in phosphates, phosphogypsum and natural waters in Morocco M. AZOUAZI,Y. OUAHIDI, S. FAKHI,Y. ANDRES, J. CH. ABBE & M. BENMANSOUR
243
Uncertainty analysis of the external gamma-dose rate due to the variability of the vertical distribution of 137Cs in the soil K. BUNZL,W. SCHIMMACK & P. JACOB
253
Chemical availability of 137Cs and 90Sr in undisturbed lysimeter soils maintained under controlled and close-to-real conditions S. FORSBERG, K. ROSEŁN & F. BREŁCHIGNAC
267
Fallout strontium and caesium transfer from vegetation to cow milk at two lowland and two Alpine pastures M. GASTBERGER, F. STEINHAºUSLER, M. H. GERZABEK & A. HUBMER
275
Discharge of 137Cs and 90Sr by Finnish rivers to the Baltic Sea in 1986^1996 R. SAXEŁN & E. ILUS
293
Calendar
299
Special Announcement
301
Selected bibliography
Number 3 2001
305
Millennial Editorial Series Radioecology } how did we get here and what do we do now? G. SHAW
311
Variability in the edible fraction content of 60Co, 99Tc, 110mAg, 137Cs and 241Am between individual crabs and lobsters from Sella¢eld (north eastern Irish Sea) D. J. SWIFT & M. D. NICHOLSON
327
A blind test of the MOIRA lake model for radiocesium for Lake Uruskul, Russia, contaminated by fallout from the Kyshtym accident in 1957 L. H—KANSON & T. SAZYKINA
345
A mechanistic sub-model predicting the in£uence of potassium on radiocesium uptake in aquatic biota L. H—KANSON & J. A. FERNANDEZ
361
Sorption and transport of radionuclides by tumbleweeds from two plastic-lined radioactive waste ponds R.W.WARREN
377
Improvements in modeling sagebrush concentrations of radioiodine released from the Hanford site B. A. NAPIER, P.W. ESLINGER,W. E. NICHOLS & L. ANDERLINI
391
Distribution of 137Cs in soil alongTa-han RiverValley inTau-Yuan County inTaiwan Y. B. NABYVANETS,T. F. GESELL, M. H. JEN & W. P. CHANG
401
Radon emanation from NORM-contaminated pipe scale and soil at petroleum industry sites G. J.WHITE & A. S. ROOD
415
Estimation of radon concentrations in coal mines using a hybrid technique calibration curve K. JAMIL & S. ALI
423
Book reviews
I
Contents of Volume 54 (2001)