Even before the Revolutionary War, miners had discovered coal buried deep in the Appalachian Mountains. But with the advent of the Industrial and Electrical ages, the coal found in the Appalachians became a critical cog in the gears that moved America forward. Today, more than 90 percent of the coal mined in the United States is used to generate electricity. We live in a society dominated by the convenience of coal-fired power. But it's come at a cost-- from the countless miners who have gone to their early graves, to the rivers, streams, mountains and communities that have experienced first-hand the environmental decimation that coal drags in its wake. On this episode of Dialogue, Dr. Mark Banker joins host Matt Shafer Powell to discuss the economic, cultural and environmental legacy of coal in the Southern Appalachians...