Therefore the large percentage of climate scientists who agree there is climate change is a `` manipulated figure , '' he said . U.N. Secretary-General says time is running out for world leaders to lead . Report is `` another canary in the coal mine , '' Paris Secretary of IPCC John Kerry says . State calls for the elimination of greenhouse gas emissions by the past century . State says it is more certain than ever that humans are causing temperature rises .
U.N. Secretary-General says time is running out for world leaders to lead . Report is `` another canary in the coal mine , '' Paris Secretary of IPCC John Kerry says . State calls for the elimination of greenhouse gas emissions by the past century . State says it is more certain than ever that humans are causing temperature rises .