NATS 1540 Lecture Notes - Lecture 3: Muskox, Homo Habilis, Tertiary
6 Dec 2018
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Document Summary
Interval between glacial incursions yet not a seperate epoch itself. A period marked by the presence and influence of homosapiens. At this time, the glaciers retreat, sea levels rise, the climate warms. Best known as the great ice age . Ice sheets and other glaciers encroach and retreat during four or five primary glacial periods. As much as 30% of the earth"s surface is covered by glaciers. Parts of the northern oceans are frozen. Human civilization develops, activities of mankind begin to affect world climates. The oldest species of homo - homo habilis. The flora and fauna in the regions not covered by the ice are essentially the same as those of the earlier pliocene epoch. Lakes and great lakes form as the ice. Global warming after begins after the last glacial maximum, 18,000 years ago. mammoth, wooly rhinoceros, moose, reindeer, elephant, mastodon, bison and ground sloth.
