Uranium in the Aquatic Environment

Dose Limits and Maximum Concentration Limits (MCL's) for Radionuclides - Implication on Remediation of Uranium Mining and Milling Facilities in Saxony, Germany.- Remediation oriented use of conceptual site models at WISMUT GmbH: Rehabilitation of the Trünzig tailings management area.- Deep mine hydrogeology after closure: insights from the UK.- Strategy Concept Elbe.- Environmental hydrogeology of in situ leach uranium mining in Australia.- Reliance on existing wetlands for pollution control around the Witwatersrand gold/uranium mines of South Africa - Are they sufficient?.- Radon, water and abandoned metalliferous mines in the UK: Environmental and Human Health implications.- Physico-chemical surface water conditions of catchments with metallogenic origin: A contribution to the establishment of the EC Water Framework Directive 2000/60/EG in Germany.- Radionuclides in underground water in an area contaminated with uranium mill waste.- Impact of Uranium Mining and Processing on the Environment of Mountainous areas of Kyrgyzstan.- Uranium content in ground water in Stara Planina Triassic sediments.- Contaminant transport from proposed Jabiluka mine uranium tailings paste repositories - 10 000 year dispersion and dilution analysis.- Natural Uranium Fluxes and their Use in Repository Safety Assessment.- Long Term Safety of the Asse Salt Mine.- Risk Assessment for Underground Disposal of Radioactive Wastes in Clay Strata.- Uranium Migration in Argillaceous Sediments as Analogue for Transport Processes in the Far Field of Repositories (Heselbach Site, Germany).- Translating natural concentrations and fluxes into safety indicators for radioactive waste repositories.- Evaluation of the long-term durability of engineered dry covers for mining wastes, and consideration ofassociated design constraints.- Hydrology of Engineered Covers of Waste Rock Dumps towards Heavy Rainfall Phenomena: A Case Study in Uranium Mill Tailings Mitigation.- Hard pan formation on mining residuals.- Supercritical Carbon Dioxide Fluid Leaching (SFL) of Uranium from Solid Wastes Using HNO3-tributylphosphate (TBP) Complex as a Reactant.- Release behaviour of radionuclides from contaminated concrete materials.- Solubility of an uranium(IV) amorphous phase under geochemical conditions representative for the direct disposal of spent nuclear fuel in Boom Clay.- Uranium migration in argillaceous sediments as analogue for transport processes in the far field of repositories (Ruprechtov site, Czech Republic).- Groundwater flow systems and the export of uranium from nuclear waste repositories to the biosphere.- Natural U occurrences as a palaeo-hydrogeological indicator - observations from the Palmottu natural analogue site, Finland.- Calculation of radioactive field in nuclear accident contaminated area from data acquired in aerial survey.- Experimental large diameter well in the clays for radioactive waste Repository.- Redox processes in uranium deposits - Lessons from Natural Analogue Studies.- Flooding of the Königstein uranium mine - Aquifer reactivity versus dilution.- Numerical simulation of uranium transport in flooded underground mines.- Stream pollution by adjacent tailing deposits and fluvial transport of dissolved uranium - dynamics and mechanisms investigated in mining areas of Germany, Southern Africa and Australia.- Mobilities of uranium species in sedimentary interbed from the Snake River Plain.- A 3-D numerical modeling of reactive transport of U(VI) in shallow groundwaters: a case study at a uranium mill tailing site in southern China.- Flooding ofthe deep uranium mine Hamr I by free water from tailings pond.- Application of numerical simulation system on Turonian aquifer remediation control.- Factors controlling migration and concentration of natural and technogenic radionuclides in bottom sediments of the Eastern Gulf of Finland, Baltic Sea.- Geochemical processes related to uranium mobilisation on groundwaters in a restored uranium mine.- Uncertainties in Chemical Calculations.- The Role of Metrology and Statistics in Making Geochemical Modeling Defensible.- The Influence of Geostatistical Data on the Reliability of the Meshless Method in Transport Modeling.- Complex Formation of Uranium(IV) with Phosphate and Arsenate.- Hyphenated techniques for speciation of Uranium and other actinides.- Raman microspectrometric investigations of UO2 alteration products: Natural analogues to alpha radiolysis effects.- Sorption of Uranium(VI) onto Schwertmannite - EXAFS investigations.- Colloid-borne Uranium in Mine Waters.- Contaminant Release and Carbonate Availability of Sulphide-Bearing Waste Rock derived from Long-term Column Tests.- Separation of uranium from aqueous solution by textile bound calixarenes.- The effect of chlorite dissolution on the sorption behavior of U(VI).- Major factors of processes forming uranium ore in exogenetic epigenetic deposits of the Chu-Sarysu Province (Southern Kazakhstan).- Microbially mediated reduction and immobilization of uranium in groundwate.- Microbial Transformations of Uranium Complexed with Organic and Inorganic Ligands.- Bacterial communities in uranium mining waste piles and their interaction with heavy metals.- Phytoextraction for clean-up of low-level uranium contaminated soil evaluated.- Long-term differences in transfer and accumulation of potentially toxic trace elementsand radionuclides in trees on uranium mining dumps (Erzgebirge, Germany).- Uranium and thorium uptake on hydrophilic plants.- Soil formation and quality on uranium mining dumps depending on different tree species under special consideration of selected radionuclide contamination.- Ecosystem restoration incorporating minerotrophic ecology and Stoneworts that accumulate 226Ra.- Characterization of uranium (VI) complexes formed by different bacteria relevant to uranium mining waste piles.- Uranium speciation in plants.- Mobilization of hazardous metals by plants growing in soils from uranium mining.- Mobility and plant availability of heavy metals in soils of uranium mining dumps.- Complex Formation of Uranium(VI) with Glucose 1 -Phosphate.- Performance report on the operations of a pilot plant for the treatment of vanadium in ground water-New Rifle UMTRA Site, Rifle, Colorado, USA.- Inter-disciplinary studies of the impact of gold and uranium mining in the Witwatersrand Goldfield.- Removal of uranium and arsenic from groundwater using six different reactive materials: assessment of removal efficiency.- Processes in passive mine water remediation with zero-valent iron and lignite as reactive materials.- Mechanism of Uranium Fixation by Zero Valent Iron: The Importance of Co- precipitation.- Ecological water treatment processes for underground uranium mine water: Progress after three years of operating a constructed wetland.- Long-term Stability and Resilience of Passive Mine Water Treatment Facilities: A Joint Experimental and Simulation Approach.- Retention of Radionuclides and Arsenic by Algae Downstream of U mining Tailings.- Bacterial-based bioremediation of uranium mining waste waters by using sol-gel ceramics.- Uranium attenuation from tailing waters by floatingmacrophyte Lemna gibba L.- Exploring the potential for natural attenuation to ground water cleanup goals at select former uranium mill tailings sites in the western United States.- Changing standards and continuous improvement: A history of uranium mine rehabilitation in northern Australia.- A New Approach to Water Management and Pollution Control at Rössing Uranium Mine.- Application of a Dry Cover to Remediate the Acid Rock Drainage Generation in the Uranium Mining and Milling Site of Poços de Caldas - Brazil.- Groundwater rebound compatible with the aquatic environment - technical solutions at WISMUT's Ronneburg mine.- Water protection by long-term efficient surface contouring and covering of uranium mining dumps and tailings ponds -results often years of research and develop.- Delineation of contamination flows produced by acid mine drainage in a former uranium mining site (Ronneburg, Eastern Thuringia, Germany) by the use of rare earth elements as tracers.- Using acid rock drainage (ARD) of an uranium mining dump as tracer in surface and groundwater: Case study at the Ronneburg uranium mining site.- Environmental Impact of Uranium ISL in Northern Bohemia.- Environmental Issues and Remedial Actions of the Abandoned Linchang Uranium Mine in China.- Water balance and hydrogeological modeling in the case of the TPF Rozna/ Czech Republic.- Rehabilitation of the Nabarlek uranium mine - Will close out ever be achieved?.- Restoration status of the first abandoned uranium mine in Brazil.- Flooding of the WISMUT mines - learning by doing or applying a comprehensive systematic approach?.- Flooding of the Königstein mine up to 80 m above sea level - Prediction and Reality.- Uranium Removal from Flood Water at Königstein Mine.- Characterisation of final mine flooding atthe Schlema-Alberoda site of WISMUT GmbH with particular emphasis on flooding water quality evolution.- Four years of flooding WISMUT's Ronneburg uranium mine - a status report.- Flood Water Treatment by Improved HDS Technology.- Optimizing the remediation of the subsurface environment in the Stráz deposit.- Uranium contamination of streams by tailings deposits - case studies in the Witwatersrand gold mining area (South Africa).- An IAEA Co-Ordinated Research Project (CRP) on Technologies and Methods for Long-Term Stabilization and Isolation of Uranium Mill Tailings.- Mailuu-Suu Tailings problems and options for remediation.- Uranium mill tailings in the Pine Creek Geosyncline, northern Australia : past, present and future hydrogeological impacts.- Radioactive Contaminant Transport of Aue Mine Dump 371: A Hydrogeochemical and lsotopic Case Study.- Distribution of heavy elements and radionuclides on small uranium mining dumps after decades of soil development.- Natural attenuation in a wetland under unfavorable conditions - Uranium tailing Schneckenstein / Germany.- Remediation of uranium milling site Lengenfeld/ Vogtland, needs and objectives.- Hydrogeochemical characterisation of surface water, sorption of metal(loid)s on sediments and exchange processes within the wetland Lengenfeld / Germany.- Environmental Risk Management at Uranium Tailings Ponds in Mailuu-Suu, Kyrgyzstan.- The nature and extent of uranium contamination from tailings dams in the Witwatersrand gold mining area (South Africa).- Experience on application of continuous drain trench during the remediation of tailings ponds in Hungary.- Methodology to assess the radiological impact of a repository for uranium mill tailings after remediation (short-term impact).- A radiation dose estimate forvisitors of the South Alligator River valley, Australia, from remnants of uranium mining and milling activities.- Infiltration to Groundwater at High Altitude.- Reliability of rainfall intensity prediction method for mine dewatering design in tropical region.- Chances and risks of the geothermal use of mine water in Schlema / Saxony.- Regional Heat Flow: An Aid to Geothermal Exploration in Chattisgarh, India.- Rare Earth Elements (REEs) as Natural Tracers in Mine Waters.- Infiltration water dating from tritium measurements in mining dumps: methodic specifics and case study.- Gamma-natural radiation field in Mesozoic rocks and in Uranium-bearing Phosphate Mineralization of the Ionian zone, Albania.- Gases released by water: impact on underground mines and on the surface.- Some Experiences with Modelling Water Quality of Post-Mining-Lakes in East Germany.- Natural processes caused by soil resaturation in the Patnow open-pit cone of depression.- Operational and treatment performance of an unique Reducing and Alkalinity Producing System (RAPS) for acidic leachate remediation in Lancashire, UK..- Mine Water Recovery in the Coal Mining District of Aachen - Impacts and Measures to Control Potential Risks.- Flooding and Post-flooding Scenarios - Dynamics and Geochemistry.- Groundwater contamination in the area of Zn-Pb ore mines situated in the southern part of the Olkusz-Zawiercie Triassic aquifer (Poland).- Arsenic contamination of natural origin in stream sediments of Lake Mulargia Reservoir, Southern Sardinia.- Arsenic Rich Waste Rock Disposal under Subaqueous and Anoxic Conditions.- Mobilisation of trace elements from an epithermal high sulphidation mineralization in the sediments of Sa Forada artificial lake. South-Sardinia, Italy.- Impact of ore deposits and anthropogenic activities on local hydrochemistry at "Silberberg", S-Germany.- Quantitative analysis of supply from anthropogenic sources to mine workings of closed zinc-lead ore mines in the Bytom Trough (southern Poland).- Influence of chemical reactions on the flow system and contaminant transport in a former salt mine.- Environmental control made in fifty three opencast mines of the Basque country: attention to acoustic and water contamination.- Investigations into seepage water acidification of a tailing dam of the tin ore processing.