UN Secretary-General Antonio Guterres is calling for immediate climate action,... warning that the world "is facing a grave climate emergency".<br />Speaking at the Abu Dhabi Climate Meeting on Sunday,.. the UN chief called on governments to stop building new coal plants by 2020,... cut greenhouse emissions by 45-percent over the next decade,... and overhaul fossil-fuel driven economies,... with new technologies like solar and wind.<br />Guterres painted a grim picture of how rapidly climate change is advancing,... adding it's outpacing efforts to address it.<br />He also praised the Paris climate accord,... but said even if its promises are fully met,... the world still faces a three-degree temperature rise by the end of the century.<br />
