The Human Toll: Mountaintop Removal Mining

A coal powered plant in eastern Kentucky. Coal-burning plants are the largest U.S. source of carbon dioxide pollution -- producing 2.5 billion tons every year -- a leading cause of global warming.
A coal powered plant in eastern Kentucky. Coal-burning plants are the largest U.S. source of carbon dioxide pollution -- producing 2.5 billion tons every year -- a leading cause of global warming.