The Clean Air Act has protected the air we breathe for four decades ... must get permits and control their emissions before construction. But the EPA also narrowed the scope of this requirement ...

The Trump administration is rolling back several major climate policies, including two rules that target planet-warming ...

EPA studies have confirmed that clean air regulations improve air quality over time. Other studies have shown that the health benefits greatly outweigh the costs. That pays off for the economy. Fewer ...

The EPA's Clean Air Act designates parts of southeastern Wisconsin as non-attainment zones, forcing businesses to pay for costly mitigation efforts for pollution they aren't primarily responsible for.

as required by the federal Clean Air Act. The change comes after the Center for Biological Diversity challenged outdated state air-pollution permits for the University of North Carolina’s coal-fired ...

State officials have long considered the rules essential to cleaning up California’s severe air pollution and combating climate change. The withdrawal comes after ... the Clean Air Act, Congress ...