EcoWatch: On Friday, May 30, another coal-related chemical spill polluted a public waterway in Central Appalachia, killing hundreds of fish and alarming local residents. The chemical spill happened at a Cumberland Coal Company prep plant in Harlan County, KY. This time, the spill was not of coal slurry or a coal-washing chemical, but of a flocculanta type of compound usually used to control other substances in sediment ponds or clean up spilled material in creeks. Reminiscent of the slurry spill from the...