The Environmental Protection Agency announced what it called the ‘biggest deregulatory action in U.S. history.’ Administrator Lee Zeldin’s proposals include a call to upend the basis for the EPA's climate change actions and impact rules on emissions limits, wastewater regulations and air quality standards. Stephanie Sy discussed more with Zack Colman of Politico. Watch PBS News for daily, breaking and live news, plus special coverage. We are home to PBS News Hour, ranked the most credible and objective TV news show. Subscribe for exclusive content in our newsletters: https://www.pbs.org/newshour/subscribe PBS News podcasts: https://www.pbs.org/newshour/podcasts Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS News at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: TikTok: https://www.tiktok.com/@pbsnews X: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Facebook: http://www.pbs.org/newshour