i'm george howell. "cnn newsroom" starts now. at 4:00 a.m. on the u.s. east coast, thank you for being with us. before he won the u.s. presidential election, donald trump promised to rip up the paris climate agreement. after he became president of the united states he aimed to made good on that promise announcing the u.s. would back out of the international accord, but this morning that agreement, it is still alive and well . in poland, the delegates put it into action prompting a celebratory jump over the tables and cheers after two weeks of some sleepless nights. those countries which include the united states actually cannot leave the agreement until 2020. let's go live to poland where this conference is taking place. nick payton walsh is there.