North Texas is experiencing an ozone action day with an air quality alert due to stagnant air and heat. Temperatures are in ...

Ozone pollution was expected to exceed federal health standards, and residents were encouraged to be safe and not contribute ...

The Texas Commission on Environmental Quality has issued an Ozone Action Day, also known as an Air Quality Alert, for the ...

Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.

The decision bought officials time to avert economic harm, but raised concern from health advocates about the continued impacts of ozone on Arizonans.

Officials are urging Texans to cut emissions as weather conditions are expected to enable a spike in ozone pollution.

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

At 3:14 p.m. on Wednesday, the Texas Commission on Environmental Quality reported an air quality alert in effect until ...

As average ozone exposure in the first 2 years of life rose, so did the likelihood for caregiver-reported asthma and wheeze ...

Air pollution in the Paris region has been cut in half over the past two decades, according to a new study published by ...

Relatively small increases in ozone smog in a child’s first two years of life is associated with an increased risk of asthma ...