A group of prominent Democrats has launched a project to promote the idea that coal is part of a sustainable U.S. energy future -- even as new evidence emerges showing just how environmentally destructive coal really is.
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![](http://www.southernstudies.org/sites/default/files/images/mtr_stockman_ovec_southwings_0.jpg?1379088683)
A mountaintop removal mining site in Central Appalachia. (Photo by Vivian Stockman of the Ohio Valley Environmental Coalition during a flyover by SouthWings.)
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A mountaintop removal mining site in Central Appalachia. (Photo by Vivian Stockman of the Ohio Valley Environmental Coalition during a flyover by SouthWings.)