Uranium in the Aquatic Environment Proceedings of the International Conference Uranium Mining and Hydrogeology III and the International Mine Water Association Symposium Freiberg,...

Table of Contents: “…-- 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 of associated 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 of the 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 elements and 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 floating macrophyte 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? …”