Next Article Umbra on used cars Ask Umbra® Ask Umbra Grist thanks its sponsors. Become one. Grist thanks its sponsors. Become one. To support our nonprofit environmental journalism, please consider disabling your ad-blocker to allow ads on Grist. Here's How
How unchecked ‘excess emissions’ ballooned in Texas Naveena Sadasivam, Clayton Aldern, Jessie Blaeser, & Chad Small