Climate in Earth History

albedo Arctic Ocean assemblages atmospheric CO2 basin benthic Berger boundary calcrete carbon dioxide carbon isotope CENOP unpubl Cenozoic circulation climate models climate system climatic change continental continents cooling Cretaceous curve cycle Deep Sea Drilling deep water deposits Devonian distribution DSDP early Earth Earth Planet Eocene evaporites evidence factors feedback Figure floras fluctuations flux foraminifera fossil Geol geologic glacial global gradients heat high latitudes ice ages ice sheets Imbrie increase indicate interval isotopic composition Jurassic Keigwin Kennett Lake Late Miocene latitudinal marine Mesozoic Miocene Oligocene organic carbon oxygen isotope Pacific Paleocene paleoclimatic paleosols paleotemperature Paleozoic patterns pCO2 Phanerozoic planktonic Pleistocene Pliocene pre-Pleistocene Precambrian regions reservoir result salinity Savin Sea Drilling Project sea level sea-level changes seasonal seawater sedimentary sediments seismic sequences Shackleton solar stratigraphic studies subsidence suggest surface tectonic temperature Tertiary Thierstein tion Triassic U.S. Government Printing Uviger variability variations warm WSBW