In The Middle Of Summer, Permafrost Melts; Global Warming Q.E.D.

It's not like the Earth has gone through the Ice Age-warming-Ice-Age cycle before, or anything natural like that. No, according to Sens. McCain and Clinton, Alaskan permafrost retreat is the confirming piece of evidence for which we had been searching to put down any lingering doubts about human-induced climate change.

Meanwhile, a recent estimate puts the cost of deploying certain scientists' remedial prescriptions for this "problem" at half the world's GDP. It makes McCain's $776 billion proposal look positively svelte.