humankind. the stakes could not be higher. >> this is "up." i'm david gura. that was millionaire businessman michael bloomberg speaking to m.i.t.'s he's starting a new initiative aimed at eliminating our dependency on coal and natural gas. will he give half a billion to a new campaign called beyond carben wi carben with a focus on state and local governments. he writes there's no hope on federal action on this issue for at least two years. during president trump's vision to the united kingdom this week, he talked to prince charles about climate change. their conversation lasted more than 90 minutes. >> i'll tell you what moved my is this passion for future generations. he's not really doing this for him. he's doing this for future generations. prince charles doesn't have to worry about future generations in theory unless he's a very good person who cares about people. that's what maybe impressed me the most. i believe there's a change in weather, and i think it changes both ways. don't forget it used to be called global working. that wasn't working. then climate change. now it's called extreme weather because with extreme weather