This Waste Can Clean Up A Coal Acid Creek

AS RAIN AND GROUNDWATER slosh through 15,000 acres of deserted coal mines in southeastern Ohio, pyrite in the shafts and tailing piles oxidizes into an acid brew that spills into Monday Creek. On a bad day, the stream's pH value approaches that of battery acid. Now, a patchwork of government agencies and environmental groups wants to clean up Monday Creek--with the help of industrial waste from a local power company.

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