Study: Grasslands served as setting for early human evolution

Study: Grasslands served as setting for early human evolution New York (UPI) Jun 9, 2016 - New geologic evidence supports the theory that the transition from forest to grassland encouraged key adaptations during early human evolution. Genetic analysis suggests the first hominins split from chimpanzees roughly 6 to 7 million years ago. During that time, scientists believe climate change precipitated a shift in the vegetation of East Africa, from dense forest to savanna. ... more

---