The U.S. Supreme Court delivered setbacks to environmental interests in a series of recent rulings including by further ...

A discussion of the Clean Air Act (CAA), its amendments, and significant caselaw pertaining to clean air regulation in the US ...

More than 170 EPA employees put their names to the document, with about 100 more signing anonymously out of fear of ...

The most effective filters have what’s called high-efficiency particulate air certification. Better known as HEPA filters, ...

Extreme heat is making air pollution worse, scientists say. And President Trump’s regulatory rollbacks could drive air ...

The change would benefit Colstrip, Montana’s coal-fired power plant that lacks the emissions control equipment required to ...

The Center for Biological Diversity is pushing President Donald Trump’s EPA to reveal which companies asked to be temporarily ...

A new tool seeks to change that. It provides real-time air quality data from four stations located atop buildings in ...

The NAACP and an environmental group say they intend to sue Elon Musk’s artificial intelligence company xAI over concerns ...

The Philadelphia nonprofit Clean Air Council was granted $500,000 in 2023 to monitor and track the Delaware City Refinery’s emission of air pollutants, but the Environmental Protection Agency ...