Global Warming Boosts Chances of Civilization-Threatening Megadroughts Here And Abroad | ThinkProgress
▻http://thinkprogress.org/climate/2014/09/04/3478274/global-warming-megadroughts
By taking no serious action to slash carbon pollution and put the world on a path to 2°C warming (or less), humanity is voluntarily choosing to sharply boost the chances of the worst kinds of droughts — including the kind of multi-decade megadroughts that in the past have overturned entire civilizations.
In their self-described “conservative” new study, “Assessing the risk of persistent drought using climate model simulations and paleoclimate data,” scientists have now quantified the risk of devastating, prolonged drought in the southwestern U.S. (and the world) due to global warming.
