The proposed rollback of emissions regulations is part of the Trump administration's efforts to repeal rules that aim to ...

The Environmental Protection Agency is proposing to scrap two major federal regulations that limit air pollution and ...

The proposals would roll back Biden-era climate rules and Obama-era mercury limits.

Particle and ozone pollution have been linked to a number of negative health impacts, including mild respiratory conditions ...

Dust storms are producing deadly hidden air pollution by transforming mineral grains into chemical reactors, impacting health ...

Tiny air pollutants appear to cause molecular changes in expectant mothers' blood that can impact fetal development and cause ...

The Trump administration plans to get rid of all limits on climate-warming pollution from the nation's fossil fuel power ...

The Environmental Protection Agency is trying to roll back rules limiting carbon and air pollution from fossil fuel power ...

A Code Orange Air Quality Action Day has been issued for parts of the Pittsburgh area on Thursday.

Officials say hazy sunshine through low-level Canadian wildfire smoke, high temperatures and light southwest winds will ...

The Illinois EPA declared an Air Pollution Action Day in the Chicagoland area. Find out which counties are affected and what ...

The Texas Commission on Environmental Quality is seeking public input on a controversial rule change for how to pay industry ...