A lot of the stuff we buy in the U.S. comes by ship — ships that use a particularly dirty kind of fuel. Now a big shipping company says it wants to go zero carbon. Climate reporter Becky Hersher tells us how some old tech might play a role and where that tech falls short. Follow Maddie on Twitter @maddie_sofia). Email the show at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)
