Yale scholar Harvey Weiss has rightly deemed that a catastrophic climate change turned much of the Middle East to desert, he says circa 2200 b. c., and renowned archaeologist Israel Finkelstein says the same happened but circa 1200 b. c., neither of them realizing (or admitting) that the time of the Exodus was while the Ice Age was ending, during a period of about a hundred years, when manmade stone structures were consumed by the sea and rainfall greatly diminished.
