The Green Hornet - WSJ.com

...Problems like these are the reality of "alternative" energy, and they explain why every "energy independence" plan has faltered since the 1970s. But just because Mr. Obama's plan is wildly unrealistic doesn't mean that a program of vast new taxes, subsidies and mandates wouldn't be destructive. The U.S. has a great deal invested in fossil fuels not because of a political conspiracy or because anyone worships carbon but because other sources of energy are, right now, inferior.