EPA Opens Door To Novel CO2 NAAQS After Withdrawing Petition Denial

The Biden EPA has withdrawn the Trump administration’s 11th-hour denial of a Clean Air Act petition asking the agency to set a first-time national ambient air quality standard (NAAQS) for carbon dioxide, opening the door reconsidering the request and potentially setting a landmark air standard for the greenhouse gas. “By undoing Trump’s denial, the Biden administration has created a chance to enact the most consequential protection we’ve ever had for our climate,” said Maya Golden-Krasner, deputy director of the Climate...