National Politics & Government The White House's new initiative aims to reduce carbon emissions from transportation 6:51pm April 21, 2022 Politics climate National Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Politics & Government Trump talks about national unity in RNC speech by Franco Ordoñez 250+ workers have died in preventable trench cave-ins over a decade, probe finds by Robert Benincasa 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate