'Humanity is on thin ice:' Major UN report says 'urgent' action is needed to combat climate change USA TODAY'The climate time-bomb is ticking': The world is running out of time to avoid catastrophe, new UN report warns CNN'Point of no return': UN science report to provide stark climate warning • FRANCE 24 English FRANCE 24 EnglishEarth to Hit Critical Warming Threshold by Early 2030s, Climate Panel Says The New York TimesView Full Coverage on Google News