Columbia University-Lamont-Doherty Earth Observatory: Climate Change Could Revive Medieval Megadroughts in U.S. Southwest
July 25, 2019
July 25, 2019
NEW YORK, July 25 [TNSscienceresearch] -- Columbia University's Lamont-Doherty Earth Observatory issued the following news:
About a dozen megadroughts struck the American Southwest during the 9th through the 15th centuries, but then they mysteriously ceased around the year 1600. What caused this clustering of megadroughts -- that is, severe droughts that last for decades -- and why do they happen at all?
If scientists can understand why megadroughts happened in the past . . .
About a dozen megadroughts struck the American Southwest during the 9th through the 15th centuries, but then they mysteriously ceased around the year 1600. What caused this clustering of megadroughts -- that is, severe droughts that last for decades -- and why do they happen at all?
If scientists can understand why megadroughts happened in the past . . .