- The world agreed to ban this ozone killer years ago—but it looks like someone is making more https://www.popsci.com/cfc-ozone-emission#page-4 10 comments worldnews
- The world agreed to ban this ozone killer years ago—but it looks like someone is making more. CFC-11 isn't leaving the atmosphere as quickly as it should. https://www.popsci.com/cfc-ozone-emission 1383 comments science