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Science » Life Sciences » Interdependence

Polluted Runoff

provides lessons and activities for studying how runoff affects streams, how to analyze what's upstream and downstream from your community (watersheds), and how families can reduce "nonpoint source" pollution, which results from rainfall or snowmelt moving over and through the ground. (Environmental Protection Agency)

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How Does Rain Become Runoff?  A Rural Example

Rural runoff

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Science »  Earth Sciences »  Environment

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