Soil science and natural resource management is continually evolving. Building on the bestselling second edition, Soils and Environmental Quality, 3rd Edition presents an overview of basic soil science, hydrology, and the classification of pollutants. This completely revised and updated standard reference provides detailed discussions on the roles of soils and humans in the biogeochemical cycling of soil contaminants and substances of environmental concern. It includes updated material and new material, including drought impacts, ecological risk assessment, plant nutrient relationships in forest systems, and plant and pesticide relationships in turfgrass systems.