Why did the nomads migrate from Asia?

Nomads keep moving for different reasons. Nomadic foragers move in search of game, edible plants, and water. Aboriginal Australians, Negritos of Southeast Asia, and San of Africa, for example, traditionally move from camp to camp to hunt and gather wild plants. Some tribes of the Americas followed this way of life.

Explanation:

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Nomads keep moving for different reasonsExplanation:

Nomadic foragers move in search of game, edible plants, and water. Aboriginal Australians, Negritos of Southeast Asia, and San of Africa, for example, traditionally move from camp to camp to hunt and gather wild plants. Some tribes of the Americas followed this way of life.