Watch Clip
Katharine Hayhoe: "We Do Need an Energy Revolution"
2m 44s
As a climate scientist, educator, and lead author for U.S. national climate assessments, Katharine Hayhoe is devoted to exposing diverse—sometimes suspicious—audiences to the cataclysmic events happening right before our eyes as a result of climate change. She joins the program to explain how to convince people and what changes are needed.