Workshop Summary. Strategies and Risk Assessment. Environmental Contamination and Remediation Practices at Former and Active Military Bases. German Experiences; B.-A. Szelinski. General Environmental Situation, Risk Assessment and Remediation of Former Military Sites in East Germany; V. Ermisch, P. Schuldt. Current and Future Research and Development Projects of the Federal Ministry for the Environment on Contaminated Military Sites; S. Reppe. Environmental Risk Assessment and Management in Evaluation of Contaminated Military Sites. A Canadian Approach; K.J. Reimer, B.A. Zeeb. Swedish Guidance on the Procedure for the Investigation and Risk Classification of Urban and Industrially Contaminated Areas; D. Fredriksson. Environmental Situation and Remediation Plans of Military Sites in Latvia; D. Hadonina. Strategy for Investigations and Remediation of a Polluted Norwegian Naval Base; A. Johnsen. Chemical Aspects of Environmental Contamination at Military Sites; S. Neffe. US Environmental Protection Agency's Baltic Technical Assistance Program: from Capacity Building to Environmental Security; V.J. Saulys. Mathematical Modelling. Results of Mass Transport Modelling at some Wellfields and Former Soviet Military Bases in Lithuania; M. Gregorauskas. Mass Transport Modelling in Groundwater Studies. Achievements of Latvian Scientists; A. Spalvins. GIS and Mathematical Modelling for the Assessment of Vulnerability and Geographical Zoning for Groundwater Management and Protection; J.P. Lobo-Ferreira. Modelling of Oil and Chlorinated Hydrocarbons in Saturated and Unsaturated Zones at the Military Base in Milovice; V. Benes, V. Elias. Analysis and Monitoring. How to Map Hydrocarbon Contamination of Groundwater Without Analysing for Organics. A Study of Oil Contamination of Soil and Groundwater at Viestura Prospekts Former Military Fuel Storage Depot, Riga, Latvia; D. Banks, et al. Monitoring a Diesel Spill at Skoddebergvatn Military Site in Northern Norway; A. Misund. Impact of Military Contamination on Quality of Potable Water Resources; V. Juodkazis, B. Paustys. Bioassays Used for Detection of Ecotoxicity at Contaminated Areas; B. Rojiekova, et al. Compatibility of Groundwater Sampling and Laboratory Techniques. Some Practical Aspects of Investigations at Military Sites; S. Janulevieius. Remediation Techniques. Advanced Methods for the In-Situ Remediation of Contaminated Soil and Groundwater; J.A. Pezzullo. Groundwater Contamination Clean Up -- Reality or Illusion? B. Madsen. Remediation Practice at a Former Missile Base in Latvia; H. Whittaker, et al. Implications of Selected Bacterial Strains for Contaminations of Oil Pollutants in Soil and Water; S. Grigiskis, V. Cipinyte. Remediation of Soil and Groundwater at Air Bases Polluted with Oil, Chlorinated Hydrocarbons and Combat Chemicals; J. Svoma, F. Hereik. Remedial Technologies Applied at Sliac - Vlkanova, a Former Soviet Military Installation; E. Fatulova.