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This is a form of subsistence agriculture based on the herding of domesticated animals.

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Today nomads are declining due to technology and machines. Ranches are being mad and systems.

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Nomads practice transhumance. Which is seasonal migration of livestock.

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Nomads pick there animals in order on how well they can adapt to weather and hardship. Also by local cultural and physical charismatics. Sheep, goats and Camels.

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The animals provide milk, skin and hair for clothes and tents. They will sometimes trade skin and hair or milk to upkeep some grain.

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Unlike other subsistence framers nomads do not depend on crops they depend on animals

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About 15 million people are nomads. This occupy about 20% of the worlds land.

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Mostly found in dry climates where no crops can be grown. Lives in the large belt of arid and semiarid land that includes central and southwest Asia and north Africa.