Even the most "green" politician must court the votes of people who've become comfortable in this modern lifestyle and are unwilling to see it changed. And most of those are on the take from big corporate donors.

If AGW has a solution, it lies only in drastic population reduction and a complete rewilding of the human race -- what Daniel Quinn called "living in the hands of the gods". This lies well out of our culture's Overton window, but more environmentalists are taking a long hard look at it.