I spent about a month on the road, talking to people on porches in West Virginia, at playgrounds near Detroit, and in darkened single-wides in the Nevada desert. Our concept was to show how coal damages lives in all three phases of its energy-generating cycle: when it's extracted, when it's burned, and when the leftover waste is discarded. DIG, BURN, DUMP. http://www.sierraclub.org/sierra/costofcoal/