How Many People Does It Take to Ruin an Ecosystem?

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Pupils will role-play elements of a food web to illustrate the connections in ecosystems. Then they will respond to real-life scenarios that impact ecosystems.

U.S. Environmental Protection Agency

Environmental Protection Agency

The Environmental Protection Agency leads the nation's environmental science, research, education and assessment efforts. The mission of EPA is to protect human health and the environment. Since 1970, EPA has been working for a cleaner, healthier environment for the American people.

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