World News National Politics & Government Why the cost of carbon is increasing — and how that affects climate policy 5:53pm December 16, 2021 World Politics climate National Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Religion After his burial, visitors flock to Pope Francis's tomb. by Scott Detrow Economy Economic uncertainty remains amid Trump's tariffs 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate