The Effects of Climate and Geology on Hominins in the Pleistocene By: Christine West The history of man is complicated and intriguing. The Earth is in constant motion, not only through space but also at Earth's surface with shifting plate tectonics. Asteroids hit us, ice ages come and go, and volcanoes erupt across our world daily. This constant bombardment of lava, melting and freezing, as well as the minerals and elements...