GGR101H1 Lecture Notes - Lecture 8: Speleothem, Smallpox, Periodization Of Pre-Columbian Peru
24 Apr 2016
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Topic => new world civilizations + their changing environments from beringia to the inca. * second map vegetation map glacial colonization prevailed across northern hemisphere. Wisconsonian glaciation: major advance of north american ice sheets (mis 2: cordilleran, innuitian, greenland, laurentide. Western coast of alaska and british columbia: innuitian northern arctic canada, laurentide. Most of canada and northern usa: greenland. Greenland and adjacent areas: late glacial maximum c. 16,500 bc, beringia a land bridge connecting siberia to alaska. Much lower sea level due to global glaciation created refugia for plants, animals, and people. Early upper paleolithic siberian cultures: colonized by c. 25,000 importance of technological innovation (clothing) global movement of populations to northern latitudes for the first time, mal"ta-buret" culture. Hunger gatherer subsistence: genetic evidence and ties to north american populations. North american populations descended from northeastern siberian populations potential back and forth movement of gene flow: multiple theories about colonization route.
