Watershed Research in the U.S. Geological Survey -- Copyright -- Preface -- Contents -- Executive Summary -- 1 Introduction -- 2 Watershed Research for Water Management -- WATERSHEDS IN RESOURCE MANAGEMENT -- Origins -- Erosion and Sedimentation -- Water Pollution Control -- Urban Stormwater -- Public Water Supplies -- Watersheds as a Planning Framework -- IMPLICATIONS FOR RESEARCH -- 3 Scientific Rationale for Watershed Research -- WATERSHEDS AS ENVIRONMENTAL LABORATORIES -- HYDROLOGIC MODELS -- A BRIEF HISTORY OF WATERSHED RESEARCH -- DIRECTIONS FOR USGS ACTIVITY IN WATERSHED SCIENCE -- 4 Scientific Opportunities for USGS -- FOCUS AREAS AND ISSUES IN WATERSHED RESEARCH -- Water Quality -- Water Availability and Conservation -- Land Use and Land Use Change -- Natural Hazards -- Climatic Variability and Change -- Aquatic Habitat Alteration and Restoration -- POTENTIAL FOR WATERSHED RESEARCH TO ADDRESS NEEDS -- A Knowledge Base for Large Watersheds -- A Knowledge Base for the Restoration of Watersheds -- A Knowledge Base for Urban-Suburban Hydrology -- A Knowledge Base for Erosion, Sediment Transport, and Sediment Deposition -- 5 Conclusions and Recommendations -- WATERSHED RESEARCH PROGRAM INGREDIENTS -- ADDRESSING THE ISSUES OF LARGER WATERSHEDS -- INCREASED ATTENTION TO THE URBAN SETTING -- RESTORATION OF AQUATIC ECOSYSTEMS -- NEW ATTENTION TO SEDIMENT TRANSPORT -- INVOLVEMENT OF STUDENTS IN WATERSHED RESEARCH -- References -- Biographical Sketches of Committee Members.