Politics with Amy Walter: The Politics of Climate Change Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email House Speaker Nancy Pelosi, D-Calif., speaks at an event to introduce the "Climate Action Now Act," at the Capitol in Washington, Wednesday, March 27, 2019. ( AP Photo ) Produced by Patricia Yacob and Amber Hall Hosted by Amy Walter Produced by GBH, PRX and WNYC Studios