Key Concept 1.1 Big Geography and the Peopling of the Earth
I. Archaeological evidence indicates that during the Paleolithic Era,hunting-foraging bands of humans gradually migrated from their origin in East Africa to Eurasia, Australia and the Americas, adapting their technology and cultures to new climate regions.
A. Humans used fire in new ways: to aid hunting and foraging, to protect against predators and to adapt to cold environments.
B. Humans developed a wider range of tools specially adapted to different environments from tropics to tundra.
B. Humans developed a wider range of tools specially adapted to different environments from tropics to tundra.
C. Economic structures focused on small kinship groups of hunting/foraging bands that could make what they needed to survive. However, not all groups were self-sufficient; they exchanged people, ideas and goods.