Acidic Precipitation

Soil Reaction and Acidic Deposition.- I. Introduction.- II. Buffering Mechanisms in Soil.- III. Capacity Effects of Acidic Deposition.- IV. Intensity Effects.- V. Discussion.- References.- Acidic Sulfate Soils.- I. Introduction.- II. Interactions of Soil Aeration.- III. Definition and Taxonomy of Acidic Sulfate Soils.- IV. Genesis of Acidic Sulfate Soils.- V. Summary.- References 59s.- Aluminum Speciation: Methodology and Applications.- I. Introduction.- II. The Evolution of a Species.- III. Methods and Approaches.- IV. Chemical Speciation and A1 Toxicity.- V. Chemical Speciation of A1 in the Environment.- VI. Summary and Conclusions.- References.- Snowpack Storage of Pollutants, Release during Melting, and Impact on Receiving Waters.- I. Introduction.- II. Snowpack Chemistry.- III. Snowpack Processes.- IV. Snowmelt Effects.- References.- Buffering of pH Depressions by Sediments in Streams and Lakes.- I. Introduction.- II. Stream Sediments.- III. Lake Sediments.- IV. Summary.- References.- Mitigation of Acidic Conditions in Lakes and Streams.- I. Overview of Mitigation Efforts.- 1II. Conceptual Basis for Liming Surface Waters.- III. Treatment Criteria and Methods.- IV. Modeling Reacidification of Surface Waters.- V. Ecological Effects of Base Treatment.- VI. Conclusions.- References.- Recovery of Acidified and Metal-Contaminated Lakes in Canada.- I. Introduction.- II. Case Study 1: Lake 223 in the Experimental Lakes Area.- III. Case Study 2: Alice and Baby Lakes At Coniston, Ontario.- IV. Case Study 3: Recovery of Moderately Acidic Lakes in the.- Sudbury Region.- V. Conclusions.- References.- Paleoecological Analyses of Lake Acidification Trends in North America and Europe Using Diatoms and Chrysophytes.- I. Introduction.- II. Inferring Past Lakewater pH: Rationale and Methods.- III. Assessment of Recent Lake Acidification Trends in Eastern North America and Europe.- IV. Discussion.- V. Conclusions.- References.