For more than five decades, the Clean Air Act has prevented millions of premature deaths, hospitalizations, and lost work and school days. By one official reckoning in 2011, the act’s limits on ...

The sky turns a rusty orange. The sun dims behind a thick veil of smoke. For millions of Americans, even ones far from wildfire-prone lands, this eerie scene is no longer rare. Extreme wildfires have ...

The Clean Air Act’s outdated framework is hindering progress. New bills aim to modernize it with reforms aligned to today’s economic, environmental, and scientific realities. The Clean Air Act (CAA) ...

President Trump has repeatedly labelled climate change a “hoax” and a “scam.” His administration has recently taken two significant actions in its war on climate science, both undermining the nation’s ...

Thomas Jorling, adviser to Republicans who cosponsored the 1970 law, disputes the Trump administration’s claim that it shouldn’t apply to planet-warming greenhouse gases. Thomas Jorling with his dog, ...