A megadrought is as severe as the worst multiyear droughts of the 20th century but they persist for decades. Ominously, they are often associated with the demise of preindustrial civilizations. If climate change continues unabated, these events will become commonplace and certainly more likely than they have been in the last millennium.

http://ow.ly/PBc53055DBY

No Comments

Post a Comment

Comment
Name
Email
Website