Preface; C.F.V. Mason. Acknowledgements; C.F.V. Mason, S.B. Kislitsin. Welcome and Introduction. Greetings from the National Nuclear Centre of the Republic of Kazakhstan; Y. Cherepnin. Overviews and Perspectives. A Path to a Nuclear Future; S.S. Hecker. Radioecological Issues in the Research Efforts of the RFNC-VNIIEF; R.I. Ilkayev. Techniques used at the National Nuclear Centre's Institute of Nuclear Physics for Studying Soil Probes and Soil Fragments at the Semipalalatinsk Nuclear Test Site; K.K. Kadyrzhanov, et al. General Ecological Problems of Nuclear Test Sites. Health and Environmental Issues at U.S. Nuclear Test Sites; L.R. Anspaugh. Radiological Situation in the Terrestrial Environment of the Mururoa Atoll Nuclear Weapons Test Site; P.R. Danesi, et al. Hot Spot and Hot Particle Soil Contamination Caused by Nuclear Weapons Tests; P.R. Danesi. Hydrogeological Investigations and Radionuclide Migration in Groundwater at the Nevada Test Site; W.L. Hawkins, et al. Characterisation of Radionuclide Contamination at the Semipalatinsk Nuclear Test Site Territory; K.K. Kadyrzhanov. Radioactive Strontium- and Caesium-Contaminated Sites: Characterisation, Transport, and Remedial Options; C.F.V. Mason, et al. Evaluation of the Anthropogenic Radionuclide Concentrations in Sediments and Fauna collected in the Arctic; D.W. Efurd, et al. Radiological Environmental Research Conducted at the Site of the Sinking of the `Komsomolets' Nuclear-Powered Submarine; I.B. Astakhov, et al. Methods of Plutonium, Americium and Strontium Determination with Preliminary Radiochemical Separation. Determination of Radionuclide Species in Natural Waters, Soils, and Sediments; D. Oughton, et al. Radiation Survey and Radionuclide Analysis of Radioactive Plumes from the Former Semipalatinsk Nuclear Test Site; O.I. Artemev. Determination of 89Sr and 90 Sr from Low- and Intermediate-Level Radioactive Liquid Waste; A. Vincze, et al. Methods of Retrospective Estimation of the Absorbed Dose in Environmental Objects and the Human Body. Evaluation of Possible Radiation Exposures near the Semipalatinsk Nuclear Test Site; S.L. Simon. Technical Basis of Dose Reconstruction; L.R. Anspaugh. ESR Investigation of Environmental Objects from the Semipalatinsk Nuclear Test Site Region; S.P. Pivovarov, et al. Monitoring the Marshall Islands for Residual Weapons Testing Fallout: Techniques and Findings; S.L. Simon. External Exposure Estimates for Individuals near the Nevada Test Site; R.W. Henderson. Comparative 239Pu Dose Assessment for Three Desert Sites: Maralinga, Australia; Palomares, Spain; and the Nevada Test Site, USA Before and After Remedial Action; B.W. Church. Database Management of Radioecological Data for Dose Assessment; I.V. Khromushin, et al. Database of the Radioecological Situation at the Semipalatinsk Nuclear Test Site; K.K. Kadyrzhanov, et al. Modern Methodology and Equipment for Field Radiometry and Spectrometry. Methods and Equipment for Field Monitoring of Different Types of 137Cs Contamination, including Small, Isolated Spots; O. Slavik. Georadioecological Mapping Problems at Nuclear Explosion Sites; D.N. Belyashov, et al. Activation Analysis of Large Volume Soil Extract Samples; R. Gwozdz, et al. List of Authors.