In the Heart of Coal Country, Utahns Worry About a Toxic Ash
"Though much maligned for its invasion into the air Utahns breathe, carbon is an element that is everywhere, throughout the earth and in all living creatures. In the human body, it’s the second most abundant element, right after oxygen. And in the heart of Utah’s Carbon County, carbon—the primary stuff of coal—is the lifeblood of the residents and the hardscrabble communities formed to mine the black gold that has powered the world for generations."