2015-02-17, 19:50
NASA warns of 'megadroughts'
There is no precedent in recent records for the kinds of droughts facing the country's West, if greenhouse gas emissions stay on course, a NASA study says.
http://rss.cnn.com/~r/rss/edition_techno...index.html
There is no precedent in recent records for the kinds of droughts facing the country's West, if greenhouse gas emissions stay on course, a NASA study says.
http://rss.cnn.com/~r/rss/edition_techno...index.html