United Nations Says 80 Countries May Ramp Up Climate Pledges The countries may increase their climate goals, but the United Nations says that to avert extreme warming, an “exponential increase in ambition” is needed. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Russia Accused in Cyber Attacks on Investigators Pursuing Doping and Poisoning CasesA Wild Country Party in Australia Proves a Balm for Rural LonelinessAs Afghanistan Frays, Blackwater Founder Erik Prince Is EverywhereMatter: Deep in Human DNA, a Gift From the NeanderthalsU.S. Sanctions Turkish Company for Trade With North KoreaHamas Chief Calls for Cease-Fire in Gaza as Tensions Rise With Israel