Paleo-Indians

Paleo Americans Why do you think we don’t see these animals anymore? What could have been done to save them? This is a woolly mammoth www.33rdsquare.com 

Archaelogists Study artifacts to learn about ancient peoples

Carbon 14 Dating How do we know how old things are?

Ice Age Ocean Levels The water level dropped Three-hundred feet As glaciers grew, it created land

Landbridges Alaska was connected to Asia

saber-toothed cats, giant ground sloths, mastodons, mammoths

Migration As the Ice Age “ended” the climate changed The weather grew warmer Ice caps began to recede

Paleo-Indians were Stone-age people Made tools from stones were hunter-gatherers relied on animals and plants for food moved constantly in search of their food followed the animals as they migrate

Changing environment Short grasses replaced taller grasses Led to extinction of large animals like the mammoth Replaced by buffalo and deer

Paleo-Indians The coming of the Ice Ages caused people to adapt to the new environments  The end of the Ice Age caused people to adapt to new environments Migration caused people to adapt to new environments

Migration Eventually people migrated to where climate and weather created an environment that could support larger populations

Culture to Civilization Way of life  human social development; considered most advanced

Agriculture Allowed people to settle in one place Steady supply of food Population grew Complex societies grew

Early crops Maize Beans peppers

Domestication Breeding animals (and plants) to meet human needs