Early Edition with Kate Hawkesby

The world’s top carbon polluters, China and the United States, agreed Wednesday to increase their cooperation and speed up action to rein in climate-damaging emissions, signalling a mutual effort on global warming at a time of tension over their other disputes. In back-to-back news conferences at U.N. climate talks in Glasgow, Chinese climate envoy Xie Zhenhua and U.S. counterpart John Kerry said the two countries would work together to accelerate the emissions reductions required to meet the goals of the 2015 Paris Agreement on climate change. “It’s beneficial not only to our two countries but the world as a whole that two major powers in the world, China and the U.S., shoulder special international responsibilities and obligations,” Xie told reporters. “We need to think big and be responsible.” "The steps we're taking ... can answer questions people have about the pace at which China is going, and help China and us to be able to accelerate our efforts," Kerry said. China also agreed for the first time to cr