Geodesy in the Year 2000 -- Copyright -- PREFACE -- CONTENTS -- OVERVIEW AND RECOMMENDATIONS -- RECOMMENDATIONS -- NOTE -- REFERENCES -- CONTRIBUTED PAPERS -- Geodesy in the Year 2000: An Historical Perspective -- INTRODUCTION: GEODESY IN THE YEAR 1900 -- CURRENT PROBLEMS: APPROACHING THE YEAR 2000 -- ACKNOWLEDGEMENTS -- REFERENCES -- Implications of Precise Positioning -- INTRODUCTION -- CRUSTAL MOTIONS AND DEFORMATIONS -- TYPES OF GEODETIC SIGNALS AND MEASUREMENT TECHNIQUES -- EXTRAPOLATION TO GEOLOGIC CONTEXT -- EMERGING LINES AND FUTURE DIRECTIONS -- CONCLUSIONS AND RECOMMENDATIONS -- REFERENCES -- If Only We Had Better Gravity Data… -- INTRODUCTION -- OCEANIC LITHOSPHERE -- CONTINENTAL LITHOSPHERE -- THE MANTLE -- TEMPORAL VARIATIONS IN GRAVITY -- IMPLEMENTATION STRATEGY -- ACKNOWLEDGEMENT -- REFERENCES -- Common Interests in Geodetic and Oceanographic Research -- INTRODUCTION -- GEOID AT FIXED TIME VS TIME AVERAGED CIRCULATION -- GEODETIC REFERENCE FRAMES AND THE POSITION OF TIDE STATIONS AND ALTIMETRIC SATELLITES -- TIME VARYING MEAN SEA SURFACE VS TIME VARYING GEOID -- ACKNOWLEDGEMENTS -- REFERENCES -- Lasers for Geodesy in the Year 2000 -- INTRODUCTION -- TECHNOLOGY DEVELOPMENTS -- GROUND-BASED LASER RANGING -- SPACE-BASED LASER RANGING -- LASER ALTIMETRY -- CONCLUSIONS (PREDICTIONS) -- ACKNOWLEDGEMENTS -- REFERENCES -- Seafloor Geodesy by the Year 2000 -- INTRODUCTION -- TECHNOLOGY -- INITIAL OPERATIONS -- PROGRAMMATIC CONSIDERATIONS -- CONCLUSION AND ACKNOWLEDGEMENTS -- REFERENCES -- The Accuracy of Position Determinations by VLBI Expected by the Year 2000 -- INTRODUCTION -- SUMMARY -- ACKNOWLEDGEMENT -- REFERENCES -- GPS-Based Geodesy Tracking: Technology Prospects for the Year 2000 -- INTRODUCTION -- PROSPECTS FOR MILLIMETER ACCURACIES IN GPS-BASED GEODESY -- PROPAGATION MEDIA -- ANTENNA MULTIPATH -- ANTENNA PHASE CENTER VARIABILITY.

PROSPECTS FOR LOW COST GPS SYSTEMS -- FUTURE APPLICATIONS OF GPS IN GEODESY AND SATELLITE TRACKING -- SUMMARY -- ACKNOWLEDGEMENTS -- REFERENCES.