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Ecology

Prehistoric people changed ecosystems

January 27, 2004

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It's been commonly assumed that American ecosystems remained pristine until the arrival of European settlers, who, by cutting down forests, introducing foreign species, and polluting the environment, disturbed the indigenous flora and fauna. But prehistoric Native Americans also altered their ecosystems, albeit on a smaller scale, reports a team of Canadian researchers in this week's Proceedings of the National Academy ... (Full Article: 184 Words)

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