glacial periods
81Dansgaard–Oeschger event — Temperature proxy from four ice cores for the last 140,000 years, clearly indicating the greater magnitude of the D O effect in the northern hemisphere Dansgaard–Oeschger events (often abbreviated D–O events) are rapid climate fluctuations… …
82human evolution — Evolution of modern human beings from nonhuman and extinct hominid forms. Genetic evidence points to an evolutionary divergence between the lineages of humans and the great apes (Pongidae) on the African continent 5–8 million years ago. The… …
83Lake Titicaca — View of the Lake from the Bolivian shore. Coordinates …
84Moa — This article is about the extinct New Zealand birds known as moa. For other uses, see Moa (disambiguation). Moa Temporal range: Miocene Holocene, 17–0 Ma …
85Lassen Volcanic National Park — IUCN Category II (National Park) …
86Vostok Station — ( ru. Станция Восток) is a Russian (formerly Soviet) research station located near the Southern Pole of Inaccessibility, at the center of the East Antarctic Ice Sheet.Vostok Station is located within the Australian Antarctic Territory (although… …
87Patagonian Ice Sheet — The Patagonian Ice Sheet was a large elongated and narrow ice sheet that covered all of Chile south of approximately present day Puerto Montt during the Llanquihue glaciation. Some maps have the Patagonian Ice Sheet connected to the icecaps of… …
88Great River Bluffs State Park — Coordinates: 43°56′47″N 91°23′58″W / 43.94639°N 91.39944°W / 43.94639; 91.39944 …
89James Geikie — (23 August 1839 ndash;1915) was a Scottish geologist and younger brother of Sir Archibald Geikie, he was born in Edinburgh. He was educated at the high school and University of Edinburgh. He served on the Geological Survey from 1862 until 1882,… …
90Columbia Plateau (ecoregion) — This article is about the ecoregion designated by the United States Environmental Protection Agency. For the associated geographical feature, see Columbia River Plateau. Columbia Plateau Ice Age floods cut coulees into the basalt of the channeled …
