CNN CNN Newsroom With Carol Costello September 25, 2015 13:09:00
Should all stand above partisan politics and be together on this challenge. >> christiana, you say it is a human challenge. the pope has said the environment has its own intrinsic rights. we're all part of the environment. and you talk about how maybe opponents may be shifting opinions. and right now the president of china xi jinping is coming to the white house and he is in the u.s. and there are reports he is going to announce major advances in what china will do to cap emissions. and he's already stated there is going to be progress by 2030. how important is that? because in the end it is a...