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Watershed- and Regional Scale Contamination

Drainage from abandoned mine wastes, such as this embankment along the side of California Gulch, Colo., can cause potential harm to fish not only adjacent to the wastes but for many miles downstream as well.
Drainage from abandoned mine wastes, such as this embankment along the side of California Gulch, Colo., can cause potential harm to fish not only adjacent to the wastes but for many miles downstream as well -- from the Hardrock Mining in Rocky Mountain Terrain -- Upper Arkansas River, Colorado Photo Gallery


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Page Last Modified: Tuesday, 06-May-2014 14:36:56 EDT