Season 7 Episode 15 | 26m 46s
Katharine Hayhoe is an atmospheric scientist who studies climate change. In 2014 Time Magazine recognized her as one of the top 100 Most Influential People in the world. Dr. Hayhoe is currently a professor and directs the Climate Science Center at Texas Tech University. She also hosts the PBS Digital Studios web series Global Weirding.
Aired: 02/17/17Video has closed captioning.