Environmental Science: High Court Case Tests Power Plants' Water Rules

The U.S. Supreme Court hears an important environmental case Tuesday, testing whether utilities must use the best technology available to minimize harm to the nation's waterways. At issue is the physical impact on fish and the financial impact on companies.

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Environmental Science: Mountaintop Mining

"The Environmental Protection agency approved Tuesday new rules that make it easier for mining companies to dump waste near rivers and streams. Environmentalists argue that dumping the rubble fouls the waters, kills fish and causes flooding in nearby communities." Listen to this story involving the Bush Administration, Mining and the Clear Water Act. Here is the NPR story.