Civilization-Collapsing Megadroughts of Medieval Times Could Be in Store for a Warming Earth
When you purchase through links on our internet site , we may earn an affiliate commission . Here ’s how it works . scientist may have unraveled the enigma of what set off decade - long droughts during medieval times in the American Southwest . These so - call up megadroughts were so devastating that intact civilizations may have collapsed in their backwash . These determination suggest the risk ofmegadroughtsmay risedue to orbicular thawing , scientists added ....