Earth's Shifting Crust: A Key to Some Basic Problems of Earth Science

Alaska animals Antarctic icecap Antarctica appears Arctic Ocean areas assumption asthenosphere axis bulge bursting stress Campbell cause centrifugal effect climatic change climatic zones compression continental continents cores crust displacement crustal Daly dence deposition earth earth's crust earth's surface Einstein elevation equator equatorial equatorial bulge equatorward evidence evolution existence explain fact factor feet folding force forms fossil fractures geological periods geologists geophysicists glacial glaciers globe gravity Greenland heat Hudson Bay ice age ice sheet icecap increase indicated islands isostasy isostatic adjustment latitude layer lithosphere mammoth mass melting ment meridian miles molten mountain building move movement North America North Atlantic occurred plants Pleistocene polar pole poleward present pressure problem produced question Radiocarbon Dates recent region remarked result rock Ross Sea rotation sea level sedimentary sediments Siberia Siberian Islands species subsidence suggested temperature theory thick tion Umbgrove viscosity volcanic warm Wisconsin Wisconsin glaciation