U.S. Mines Pollute Up to 27 Billion Gallons of Water Annually

EARTHWORKS — A new report released yesterday shows existing U.S. hard rock mines (e.g. gold, copper, uranium) will pollute up to 27 billion gallons of fresh water per year and cost as much as $67 billion per year …

[source: http://ecowatch.com/2013/mines-pollute-27-billion-gallons-water-annually/]