Includes bibliographical references.

SECTION I: BASIC PROCESSES: Soil degradation -- Global extent of soil degradation and desertification -- Land use in the U.S. -- Soil degradation category indicators: methodology -- SECTION II: WATER AND WIND EROSION: Soil erosion by water from croplands -- Soil erosion by water from grazing, CRP, and minor lands -- Wind erosion on private lands in the U.S. -- Water and wind erosion on U.S. croplands -- Total erosion, wind erosion, and erosion on pasture and CRP lands -- SECTION III: OTHER FORMS OF DEGRADATION: Desertification -- Salinization -- Soil degradation by mining and other disturbance -- Wetland degradation -- SECTION IV: POLICY AND CONSERVATION PROGRAMS: Policy options -- Appendices.