Climate Central: The drought that has been afflicting most of the Western states for the past 13 years may be a "megadrought,' and the likelihood is high that this century could see a multi-decade dry spell like nothing else seen over the past 1,000 years, according to research presented at the American Geophysical Union Fall Meeting on Wednesday and Thursday.
Today, drought or abnormally dry conditions are affecting every state west of the Mississippi River and many on the East Coast, with much of the Southwest...