The Biden-era limits were designed to reduce emissions of toxic pollutants, including a cancer-causing ingredient used in ...

Two leading chemical industry groups have asked the Trump administration for blanket exemptions to certain Biden-era ...

Industry groups representing hundreds of chemical and petrochemical manufacturers are seeking blanket exemptions from federal ...

Statue unveiled of girl whose air pollution death inspired Sadiq Khan's Ulez clean air zone - Statue funded by public ...

That is, if car companies can actually pull it off.

The move will give state regulators more time to develop a plan to improve air quality in metro Denver and the region, and to ...

The facility, in Colstrip, Mont., used a new E.P.A. system for requesting special waivers from President Trump.

The Trump administration’s attempt to roll back numerous vehicle pollution standards has left states wondering what’s next.