Clean Coal: Pros and Cons
The people who still support coal, basically have one argument: that it’s a necessary evil, being the only source of energy within reach that is sufficiently abundant to keep up with our enormous and ever-growing appetite for energy. We have so much coal, they reason, and we need lots of energy, so how could we not take advantage of this resource? They could be right, as much as those of us who care about the environment hate to admit it.
Source: http://www.TriplePundit.com: Clean Coal: Pros and Cons