This, obviously, is the removal of an entire mountain to get at the coal, to ship to a power plant near you so that you can get electrictiy. There is a movement to reduce the amount of mountaintop removal mining, and you can get the details here at Bootstrap Analysis.
You will also find a number of links to other discussions on the topic, as well as a handy widget to help you decide just how badly you should feel about this.
I was a little surprised to find out how much coal from Virginia powered us here in Minnesota. I see the coal trains coming down from Canada in large numbers, so I had figured we were using close to 100% Canadian coal. Silly me.
Anyway, go check it out.