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EPA Study: More Than Half of Nation's Waterways Strained

A new study from the Environmental Protection Agency has found that more than half the country's river and stream miles are unable to adequately support aquatic life.

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Credit: Earl Nottingham/Texas Parks & Wildlife

A new study from the Environmental Protection Agency has found that more than half the country's river and stream miles are in poor condition to support aquatic life. According to the study, waterways suffer from excess nitrogen, decreased vegetation cover and increased bacteria and mercury levels.

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