U.S. agencies say 2015 was hottest on record, shatters records
Wednesday, January 20, 2016 - 13:30
in Earth & Climate
WASHINGTON (Reuters) - Last year’s global average temperature was the hottest ever by the widest margin on record, two U.S. government agencies said on Wednesday, adding to pressure for deep greenhouse gas emissions cuts scientists say are needed to arrest warming that is disrupting the global climate.