Tabla de Contenidos:
  • Hazardous Materials in the Hydrologic Environment: The Role of Research by the U.S. Geological Survey
  • Copyright
  • Preface
  • Contents
  • Executive Summary
  • 1 Introduction
  • 2 Overview of the Federal Effort in Hazardous Material Regulation and Remediation
  • LEGISLATIVE BACKGROUND
  • THE EVOLUTION OF RESEARCH IN HYDROLOGY
  • OVERVIEW OF RELEVANT USGS PROGRAMS
  • COMPARISON OF USGS HYDROLOGIC RESEARCH TO THAT OF OTHER ORGANIZATIONS
  • FROM PROCESS DISCOVERY TO APPLICATION: THE ROLE OF THE USGS
  • 3 Characterization: Processes and Methods for Improving Understanding THE NEED
  • STATE-OF-THE-ART OF CHARACTERIZATION
  • Constituents
  • Processes
  • Subsurface Processes
  • Surface Processes
  • Characterization Methods
  • CRITICAL AREAS OF RESEARCH
  • OPPORTUNITIES FOR THE USGS
  • 4 Remediation
  • INTRODUCTION
  • STATE-OF-THE-ART IN THE FIELD
  • CRITICAL AREAS FOR RESEARCH
  • OPPORTUNITIES FOR THE USGS
  • 5 Mathematical Models and Decision Support
  • PREDICTIVE FLOW AND TRANSPORT MODELS
  • Saturated Flow in Porous Media
  • Unsaturated Flow in Porous MediaMultiphase Flow in Porous Media
  • Advection and Dispersion
  • Radioactive Decay, Biological Processes, and Multiphase Interactions
  • Coupled Flow Processes
  • Flow and Transport in Fractured Media
  • Issues in Flow and Transport Modeling at the USGS
  • DECISION SUPPORT SYSTEMS
  • Existing and Potential USGS Initiatives
  • OPTIMIZATION AND DECISION ANALYSIS
  • DECISION SUPPORT IN THE USGS HAZARDOUS MATERIALS SCIENCE PROGRAM
  • OPPORTUNITIES FOR THE USGS IN MODELING
  • 6 Conclusions
  • OVERALL PROGRAM FRAMEWORK
  • ""USGS COLLABORATION WITH OTHER AGENCIES""""SOME CRITICAL ISSUES""; ""EDUCATIONAL OPPORTUNITIES""; ""ISSUES IN PLANNING AND IMPLEMENTATION""; ""References""; ""Appendix A U.S. Geological Survey Water Resources Division Plan for Hazardous Materials Science ""; ""INTERRELATIONSHIP OF PROGRAMS""; ""Activitiesâ€?Research and Methods Development""; ""Activitiesâ€?Site-specific Investigations""; ""Program Development and Interaction""; ""CORE HYDROLOGIC RESEARCH PROGRAM PLANNING AND DECISION-MAKING PROCESS""; ""Origin""; ""Plans for Program Development""; ""Decision-making Process""
  • ""USGS TOXIC SUBSTANCES HYDROLOGY PROGRAM PLANNING AND DECISION-MAKING PROCESS""""Origin""; ""Plans for Program Development""; ""Decision-making Process""; ""FEDERAL-STATE COOPERATIVE PROGRAM PLANNING AND DECISION-MAKING PROCESS""; ""Origin""; ""Plans for Program Development""; ""Decision-making Process""; ""DEPARTMENT OF DEFENSE ENVIRONMENTAL CONTAMINATION HYDROLOGY PROGRAMâ€?PLANNING AND DECISION-MAKING PROCESS""; ""Origin""; ""Plans for Program Development""; ""Decision-making Process""; ""SUMMARY""; ""Appendix B Biographical Sketches of Committee Members ""