Volume 53 Issue 4
Borehole mining -- environmentally friendly, underused
, 2001, Vol. 53, No. 4, pp. 14-17
Abramov, Grigori; Wiley, Mark
Recent studies have shown that mining can be a solution to an environmental problem that has been around for decades. According to the Colorado Division of Minerals and Geology, some 20,000 abandoned mines are dripping acid into the Colorado River. Congress has considered appropriating $45 million just for Western states to clean up old mines and stop further contamination. Nationally, that figure is many times higher.
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