1 Introduction.- 1 Natural and Anthropogenic Sulfuric Acidification of Lakes.- 2 Regional Geology of the Lignite Mining Districts in Eastern Germany.- 2 Limnological Case Studies on Acid Lakes.- 3 Chemical Characteristics of Water and Sediment in Acid Mining Lakes of the Lusatian Lignite District.- 4 In-Lake Neutralization of Acid Mine Lakes.- 5 Acid Generation and Metal Immobilization in the Vicinity of a Naturally Acidic Lake in Central Yukon Territory, Canada.- 6 Geochemical Behaviour of Submerged Pyrite-Rich Tailings in Canadian Lakes.- 7 Phytoplankton Composition and Biomass Spectra Created by Flow Cytometry and Zooplankton Composition in Mining Lakes of Different States of Acidification.- 8 Ecological Potentials for Planktonic Development and Food Web Interactions in Extremely Acidic Mining Lakes in Lusatia.- 9 Colonization and Development of Vegetational in Mining Lakes of the Lusatian Lignite Area in Dependence on Water Genesis.- 3 Inorganic Processes of Acidification.- 10 Pyrite Chemistry: The Key for Abatement of Acid Mine Drainage.- 11 Chemical Reactions in Aquifers Influenced by Sulfide Oxidation and in Sulfide Oxidation Zones.- 12 Oxygen as a Limiting Factor for Pyrite Weathering in the Overburden of Open Pit Lignite Areas.- 13 Effects of Superficial Tertiary Dump Substrates and Recultivation Variants on Acid Output, Salt Leaching and Development of Seepage Water Quality.- 4 Remediation Concepts and Case Studies.- 14 Microbial Processes for Potential in Situ Remediation of Acidic Lakes.- 15 Biological Abatement of Acid Mine Drainage: The Role of Acidophilic Protozoa and Other Indigenous Microflora.- 16 Treatment of Mine Drainage by Anoxic Limestone Drains and Constructed Wetlands.- 17 Biological Polishing of Zinc in a Mine Waste Management Area.- 18 Development of a Long-Term Strategy for the Treatment of Acid Mine Drainage at Wheal Jane.- 19 Bioremediation of Metals in Acid Tailings by Mixed Microbial Mats.- 20 Managing the pH of an Acid Lake by Adding Phosphate Fertiliser.- 21 Model Calculations for Active Treatment of Acidic, Iron-Containing Lake Water Assuming Mining Lakes as Chemical Reactors.- 22 Ways of Controlling Acid by Ecotechnology.- 5 Summary of Group Discussions and Conclusions.- 23 Pyrite Oxidation Control.- 24 Limnological Fundaments of Acid Mining Lakes.- 25 Approaches for the Restoration of Strongly Acidic Mining Lakes.
