NPR's Ari Shapiro talks with Dan Reicher of Stanford University's Woods Institute for the Environment about a historic agreement addressing land-use for large scale solar projects.

NPR's Ari Shapiro talks to Amy Myers Jaffe, executive director of energy and sustainability at the University of California, Davis, about the future of renewable energy under the Trump administration.

NPR's Ari Shapiro talks with Yet-Ming Chiang, professor of materials science and engineering at MIT, about why new battery technology is key to cutting carbon emissions and slowing climate change.