ANY ARMY HERE? FREE TO TALK?
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In 1915 the german geologist and meteorologist alfred wegener first proposed the theory of continental drift, which states that parts of the earth's crust slowly drift atop a liquid core. the fossil record supports and gives credibility to the theories of continental drift and plate tectonics.

Why is the study of demography important to geographers

Unlike other andean nations, chile has a relatively small population of mestizos people of european descent indians people of asian descent