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The First Americans. Competing Theories  Land Bridge Theory  Watercraft Migration Theories Coastal Route Australia/Oceana.

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Presentation on theme: "The First Americans. Competing Theories  Land Bridge Theory  Watercraft Migration Theories Coastal Route Australia/Oceana."— Presentation transcript:

1 The First Americans

2 Competing Theories  Land Bridge Theory  Watercraft Migration Theories Coastal Route Australia/Oceana

3 Land Bridge Theory  Glaciers cause water level to drop.  Beringia  “Ice Free Corridor”

4 Coastal Route  Evidence??

5 Hunting  Gathering  Farming  What did animals provide for early humans?  Larger animals begin to die out, causing humans to begin gathering.  ~ 6000B.C.E. FARMING!!!

6 Farming Methods IIrrigation Watering crops by channeling water from rivers or streams. SSurplus Having an extra amount of something, in this case food.

7 Effect PPopulation growth TThe growth of communities and cities CCivilization An advanced culture in which people have developed cities, science and industries.

8 Shift from hunter/gatherer  farmer Domestication of animals Development of Cities Civilization!!


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