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on the bison belt, feeding largely on the bison.

Human changes

For thousands of years, humans have altered the landscape and ecosystems of the great bison belt. They removed trees, introduced new plants, hunted animals, planted crops, and initiated controlled burns.

Pre-colonial effects

The most consequential way by which the Indigenous peoples of North America affected the ecology of the great bison belt was by expanding it through fire. By initiating controlled burns at regular intervals, Native Americans

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