Environment Former U.S. Science Envoy: The Tone Of Climate Talks Is Now 'Quite Grim' 5:30pm December 09, 2018 Environment Share URL copied to clipboard! Copyright 2018 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Science Shortwave podcast explores Pluto's planetary demotion National Appalachian writer revisits J.D. Vance's 'Hillbilly Elegy' by Andrew Limbong 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate