Weltzeitgeist on Nostr: 'One recent study cited by RMI found that “pollution could have been 30 percent ...

'One recent study cited by RMI found that “pollution could have been 30 percent less between 2010 and 2022 if cars had stayed the same size,” even as fuel economy fell across many models.'
https://usa.streetsblog.org/2024/01/18/report-transportation-is-still-the-leading-source-of-u-s-emissions-and-not-just-from-tailpipes