katharine hayhoe. [ cheers and applause ] hello, doctor, how are you?ve asked you here tonight, i think you captured the essence of what we have to do. because this really is a choice that we will make as a race, as a human race. and unfortunately, we need everybody to be on board, to get on the right path, correct? >> absolutely. and that's why the book's called "saving us." the planet will still be here, the question is, will we? >> jimmy: now you have an unusual story. you live in texas, you're in oil country. your husband is a christian pastor. you are a climate scientist living there. are you accepted, are you shunned by the community? >> i get my share of hate mail. no more than once or twice a day. >> jimmy: okay, are you there because you are a fish out of water in that area? is that part of why you're there? how did you wind up there? >> it turns out that this is the best place to be a climate scientist. who knew? >> jimmy: huh. >> we went here because the university wanted my husband, and i was the tag-along. but i'm living in oil country wher

protesters on the streets of germany demanding climate action and scientists katharine hayhoe sees hopeing from this catastrophe. >> this is an issue that requires a better migration policy. >> with climate, crime and corruption driving migration across the americas, the outgoing colombian president joins us. and the strongest european leader. what next at the end of the merkel

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katharine hayhoe is a climate scientist and the chief scientist for the nature conservancy. >> climateause hurricane ida, but it definitely made it worse, and that's what climate change is, a threat multiplier. it's taking events that occur naturally and it's making them bigger, stronger, more dangerous and more damaging. >> sy: that includes wildfires. >> imagine you had a pile of bone dry kindling and you accidentally dropped a match into it. what would happen? a huge conflagration. that's the difference between with or without climate change. >> sy: this year is track to be california's worst fire season on record, and it's far from over. for the pbs newshour, i'm stephanie sy. >> woodruff: a new report out today from the united nations' weather agency has found that weather disasters are more frequent and more severe than 50 years ago due to climate change. events like fires and floods are happening more than four times more often, and causing seven times more damage than in the 1970's. but, they are causing fewer deaths, due to better warnings and preparedness. a texas ban on most

protesters on the streets of germany demanding climate action and scientists katharine hayhoe sees hopean issue that requires a better migration policy. >> with climate, crime and corruption driving migration across the americas, the outgoing colombian president joins us. and the strongest european leader. what next at the end of the merkel