Opportunities and Priorities in ARCTIC GEOSCIENCE -- Copyright -- Contents -- Opportunities and Priorities in ARCTIC GEOSCIENCE -- Executive Summary -- 1 Introduction -- 2 Physiography -- 3 Role of the Arctic in Global Solid-Earth Geoscience -- GEOLOGIC FRAMEWORK AND TECTONIC EVOLUTION -- MINERAL RESOURCES -- ENVIRONMENTAL HISTORY AND GLOBAL CHANGE -- ARCTIC GEOLOGIC PROCESSES -- 4 Rationale for Focusing on the Arctic Ocean Basin and its Margins -- 5 The Next Stage of Arctic Solid-Earth Geoscience Research -- GEOLOGIC FRAMEWORK AND TECTONIC EVOLUTION -- Major Problems and Research Questions -- Tectonic Problems in the Amerasia Basin -- Ridge Systems -- Subbasins -- Selected Tectonic Problems in the Eurasia Basin -- Fram Strait -- The Slow-Spreading Arctic Mid-Ocean Ridge -- Continental Margins -- Canada Basin -- Tromso-Mackenzie Lineament -- Laptev-Mackenzie Margin -- Laptev Sea -- Special Studies -- Comparative Studies of Trans-Arctic Geologic Structure and Stratigraphy -- Paleomagnetic Analysis of Arctic Tectonic Problems -- Seismologic Investigations -- Earthquake Seismology -- Structure and Rheology of the Crust and Upper Mantle -- Continent-Ocean Transition -- Plate Interactions -- Neotectonics -- Seabed Imaging and Mapping -- Magnetic and Gravity Data -- SEDIMENTARY RECORD AND ENVIRONMENTAL HISTORY -- The Record in Circum-Arctic Nonmarine and Paralic Sediments -- Cretaceous Sediments -- Tertiary and Quaternary Sediments -- The Record in the Arctic Ocean Basin -- Cretaceous and Tertiary Sediments -- Quaternary Sediments -- The Record in Arctic Ice Cores -- ARCTIC GEOLOGIC PROCESSES AND ENVIRONMENTAL INDICATORS -- Paleoenvironmental Indicators -- Sedimentation -- Role of Sea Ice in Arctic Sedimentation -- Paleobiogeography and Paleoecology -- Possible Record of Solar-Terrestrial Interactions -- Gas Hydrates and Offshore Permafrost.

6 Logistic Realities and Opportunities -- SUPPORT FACILITIES -- INSTRUMENTATION -- EARTH-ORBITING SATELLITES -- AIRCRAFT -- Logistic Support -- Magnetic and Gravity Surveys -- DRIFTING STATIONS -- Ships -- Ice Floes and Ice Islands -- OVER-ICE SURVEYS -- SHIPS -- SUBMARINES -- DEEP SUBMERSIBLES -- BUOYS -- SUBSEABED SAMPLING -- 7 Research Priorities -- 8 Special Concerns -- INTERNATIONAL COOPERATION -- BIBLIOGRAPHIC AND TRANSLATION PROGRAMS -- RESEARCH DIRECTORY -- SMALL MEETINGS -- References.