"It is particularly sobering to contemplate such [climatalogical modeling] outcomes in light of the evidence that smaller, natural climate swings since the end of the last ice age debilitated and in some cases destroyed entire civilizations in such places as Mesopotamia, Central and South America, and the southwestern region of what is today the United States." -- Kerry Emanuel, "Phaeton's Reins", Boston Review, January/February 2007
(no subject)
There should be a mandatory class in all schools on Extinction Events, and why we don't want to experience one. (Caveat: Yes, I know we're in the middle of one, but we weren't particularly threatened before now.)