Salt Lakers have a new way of checking air quality in real time — they just have to look up and maybe through the smog. The ...

The Houston-Pasadena area was named one of the most polluted cities in the U.S., according to a new study from the American ...

A new study reveals that air pollution may contribute to the development of epilepsy, a brain condition that causes seizures.

State and local authority over air quality will be jeopardized if Congress revokes California’s auto emissions limits, ...

Northern Utah is experiencing less wind and “much cooler temperatures" after a gusty weekend but will still have some ...

Colorado public health officials issued an ozone action day alert for the Denver metro and Front Range on Tuesday, with ozone ...

Forty years ago this month, scientists reported that human activities had punctured Earth’s protective ozone layer. What ...

An air quality alert was reported by the Texas Commission on Environmental Quality on Tuesday at 2:37 p.m. in effect until ...

The Houston region's annual weighted average of high ozone days was 34.8 between 2021 and 2023. Ozone air pollution, also known as smog, can cause lung inflammation.

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert Tuesday from 12 p.m. to 9 p.m. for ground-level ...

The Minnesota Pollution Control Agency has issued an air quality alert for ozone pollution from noon to 9 p.m. Tuesday. The Air Quality Index is expected to reach the orange or unhealthy for sensitive ...

Residents in the both the San Antonio and Dallas-Fort Worth areas were warned of elevated ozone levels on Tuesday.