. >> joining me now is columbia university climate scientist bradley horton, consultant for the new seriesars of living dangerously," which i am a correspondent for. and esperanza garcia, former consultant to the philippines climate oversight committee. she was born and raised in the philippines. esperanza, what are you hearing from folks back in the philippines? >> thank you, chris, for having me here. it's a war zone, my uncle told me. he's a congressman in the region. when he had visited the northern part of sabu, where i had grown up, parents having their children being sucked away from their arms, dead bodies everywhere, and the survivors just don't have enough food, water or medicine and have been going without it for days on end. typhoon haiyan, as you had mentioned, is the most powerful hurricane in recorded history. the death toll is rising. the power lines are down. communications have been cut. and the damage is yet unknown, but what we do know is that it has gotten stronger, these typhoons that we have, due to warm ocean weathers. we are excreting pollution that is equivalent t