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Period: 10,000 BCE to 11,000 BCE
Hunter Gather's
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1500 BCE
Traveling from place to place
Small Groups of Hunter Gathers travelled from place to place -
Period: to
Agricultural Revolution
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Practice of Agricultural Revolution
This practice of agriculture started in many different parts of the world over 10,000 years -
Problems with Agricultural Revolution
Habitat was destroyed by farms
Soil becomes overworked, thus causing loss of fertility in the soil
Soil becomes waterlogged
Soil contaminated by salts -
Practice of Growth
The practice of growing, breeding, and caring for plants and animals that are used for food, clothing, housing, transportation, and other purposes -
Period: to
Industrial Revolution
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Benifits
Grow much more food
Ship food cheaply
Population grew -
Problems
Pollution increases
Loss of fertile lands
Increase of pesticides
Increase of artificial fertilizers
Increase of plastics (Human Made) -
Steam Engine
In 1781 Scottish engineer James Watt patented a steam engine that produced continuous rotary motion