ALBERT

Beschreibung / Inhaltsverzeichnis: Contents: Chapter 1 Late Weichselian lce Sheets in Eurasia and Greenland / Bjöm G. Andersen. - NORTHERN EUROPE. - Holland. - Germany. - Denmark. - Sweden. - Finland. - Poland. - Western USSR (including Baltic SSR). - Northwestern USSR. - Norway. - North Sea. - British Isles. - lceland. - SOUTHERN EUROPE. - BARENTS SEA AND ARCTIC ISLANDS. - ASIA. - GREENLAND. - REFERENCES CITED. - Chapter 2 Late Wisconsin Ice Sheets of North America / Paul A. Mayewski, George H. Denton, Terence J. Hughes. - INTRODUCTION. - LAURENTIDE ICE SHEET. - Eastern Sector. - Southern Sector. - Western Sector. - Northern Sector. - Northeastern Sector. - Interior Sector. - QUEEN ELIZABETH ISLANDS. - Late Wisconsin Maximum. - Late Wisconsin Recession. - CORDILLERAN ICE SHEET. - Late Wisconsin Maximum. - Late Wisconsin Recession. - NORTH AMERICAN ICE SHEETS: AN OVERVIEW . - Maximum and Minimum. - Reconstructions. - Fundamental Questions About Late Wisconsin Deglaciation. - Glaciological Speculations. - REFERENCES CITED. - APPENDIX. - Chapter 3 Late Wisconsin-Weichselian Mountain Glaciers and Small Ice Caps / John T. Hollin, David H. Schiling. - INTRODUCTION. - ALASKA. - WESTERN UNITED STATES. - MEXICO AND CENTRAL AMERICA. - SOUTH AMERICA. - Venezuela. - Colombia. - Ecuador. - Peru. - Bolivia. - Chile and Argentina to Lat 36°30'S. - Chile and Argentina South of Lat 36°30'S. - Islas Juan Fernandez. - Falkland Islands (Islas Malvinas). - Brazil. - Areas and Volumes. - NEWZEALAND. - AUSTRALIA, NEW GUINEA, AND SABAH. - The Australian Mainland. - Tasmania. - New Guinea and Sabah. - Conclusions. - AFRICA. - Northwest Africa and Atlantic Islands. - Mountains in Ethiopia. - Mountains Surrounding Lake Victoria. - South and West Africa. - SUBANTARCTIC ISLANDS. - CONCLUSIONS. - REFERENCES CITED. - Chapter 4 Numerical Reconstruction of Valley Glaciers and Small Ice Caps / David H. Schilling, John T. Hollin. - INTRODUCTION. - VALLEY GLACIERS AND PERFECT PLASTICITY. - The Iterative Scheme. - The Shape Factor. - Choice of the Yield Stress. - Choice of Step Length, [Delta x]. - The First Step and the Snout. - Steep and Mountainous Areas. - The VALLEY Program. - ICE CAPS, WITH SLIDING AND ABLATION. - Perfect Plasticity. - Law of Sliding and Iterative Scheme. - The ABLATE Program. - Various Models and the Flow Law. - An Application of the ABLATE Program. - Some Remaining Problems. - CONCLUSIONS. - REFERENCES CITED. - Chapter 5 Numerical Reconstruction of Paleo-Ice Sheets / Terence J. Hughes. - ICE-BED COUPLING AND SUBGLACIAL HYDROLOGY. - SUBGLACIAL HYDROLOGY AND EROSION-DEPOSITION PROCESSES. - TOPOGRAPHIC CRITERIA FOR RECONSTRUCTING FORMER ICE SHEETS. - Subglacial Landscapes. - Ice Domes. - Ice Saddles. - Melting Zone. - Equilibrium Zone. - Freezing Zone. - Ice Streams. - BASIC EQUATIONS FOR STEADY-STATE CREEP IN ICE SHEETS. - BASAL SHEAR STRESS AND TWO-DIMENSIONAL LAMINAR FLOW. - BASAL SHEAR STRESS AND BASAL SLIDING. - BASAL SHEAR STRESS AND CONSTRUCTING ICE-SHEET PROFILES. - BASAL SHEAR STRESS FOR FROZEN AND MELTED BEDS. - BASAL SHEAR STRESS FOR FREEZING AND MELTING BEDS. - BASAL SHEAR STRESS FOR ICE STREAMS AND ICE LOBES. - BASAL SHEAR STRESS FOR ICE DIVIDES. - EVALUATING TERMS IN THE FLOW AND SLIDING LAWS FOR GLACIAL ICE. - RADIAL FLOW AND SNOW ACCUMULATION FOR ICE DOMES. - LATERAL SHEAR AND DOWNDRAW FOR ICE STREAMS. - ISOSTATIC ADJUSTMENTS BENEATH ICE SHEETS. - SUMMARY. - REFERENCES CITED. - Chapter 6 The Last Great Ice Sheets: A Global View / Terence J. Hughes, George H. Denton, Björn G. Andersen, David H. Schilling, James L. Fastook, Craig S. Lingle. - AREAL EXTENT OF LATE WISCONSIN-WEICHSELIAN ICE SHEETS. - North America. - Greenland. - Eurasia. - Antarctica. - Minimum and Maximum. - Reconstructions of Late Wisconsin-Weichselian Ice Extent. - VERTICAL EXTENT OF LATE WISCONSIN-WEICHSELIAN ICE SHEETS. - The Critical Problem of Marine Ice Sheets. - Flowline Profiles for Variable Bed Topography. - Flowline Profiles for Variable Isostatic Compensation. - Flowline Profiles for Variable Basal Shear Stress. - Flowline Profiles for Present-day Ice Sheets. - Flowline Profiles for Late Wisconsin-Weichselian Ice Sheets. - Isostatic Conditions for Late Wisconsin-Weichselian Ice Sheets. - Basal Conditions for Late Wisconsin-Weichselian Ice Sheets. - Elevations and Volumes of Late Wisconsin-Weichselian Ice Sheets. - DISCUSSION. - REFERENCES CITED. - Chapter 7 History of the Marine Ice Sheet In West Antarctica During the Last Glaciation: A Working Hypothesis / Minze Stuiver, George H. Denton, Terence J. Hughes, James L. Fastook. - INTRODUCTION . - McMURDO SOUND AREA. - Ross Sea Drift: Description. - Ross Sea Drift: Interpretation. - Radiometric Dates and Ross Sea Drift. - Older Drift: Description and Interpretation. - Discussion. - TERRA NOVA BAY. - BEAUFORT AND FRANKLIN ISLANDS. - GLACIAL-MARINE SEDIMENTS IN THE ROSS SEA. - RECONSTRUCTION OF LATE WISCONSIN ANTARCTIC ICE SHEET. - Geologic Background. - Glaciological Background: Steady-State Model. - Conclusions. - DISINTEGRATION OF MARINE ICE SHEET IN WEST ANTARCTICA. - Disintegration Model. - Disintegration of Ice Shelves. - Late Wisconsin-Holocene Disintegration. - Disintegration during Super Interglacials. - SUMMARY. - REFERENCES CITED. - Chapter 8 The Arctic Ice Sheet: An Outrageous Hypothesis / George H. Denton, T erence J. Hughes. - ICE-SHELF ORIGIN OF NORTHERN HEMISPHERE ICE DOMES. - Growth Rates of Arctic Ice Domes. - Sites for lnitiating Arctic Ice Domes. - Thickening Rates of Arctic Sea Ice. - Sites for Grounding Arctic Sea Ice. - Forming Arctic Ice Shelves on Deep Oceans. - Assessing the lce-Shelf Hypothesis for Forming Marine Ice Domes. - LA TE WISCONSIN-WEICHSELIAN ARCTIC ICE SHEET. - Ice Domes. - Ice Streams. - Ice Shelves. - DISINTEGRATION OF LATE WISCONSIN-WEICHSELIAN ARCTIC ICE SHEET. - Initiation of Late Wisconsin-Weichselian Glacial Surges. - Maintenance of Late Wisconsin-Weichselian Glacial Surges. - Environmental Impact of Late Wisconsin-Weichselian Glacial Surges. - CONCLUSIONS. - REFERENCES CITED. - INDEX.