GEOG 2RC3 Lecture Notes - Lecture 1: Glacial Landform, Hudson Bay Lowlands, Axial Precession
12 Jun 2017
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Document Summary
This period is a recent glacial episode that began roughly 2. 5 million years ago, marking the beginning of the quaternary period. Australopithecus and other homo species) and finally homo sapiens (us!) began to evolve into anatomically modern forms during the pleistocene and migrated around the world. It also marks the most recent glacial episode in the northern. Hemisphere, with ice sheets covering roughly 30 degrees in latitude (around new york in the us). The molldewide projection shows the earth during the. Global plate distribution has pretty much stabilized and glaciers have advanced to around 40 degrees n. ice sheets roughly 3 km thick covered parts of canada and europe. Earth in an are from this due to pull of. There certain departures general shape the gravitational the sun and the earth"s. There (among many other factors) contribute to the amount of solar insolation that earth receives and influences ~26,000 year cycles of glaciations!
