The cold winter months may bring temporary relief from Colorado’s long-running ozone pollution problem, but it’s crunch time for air quality planners and regulators hoping to finally clear the air ...

NASA and NOAA recently announced good news concerning the ozone hole. What are lessons about science, policy and skepticism ...

While ozone pollution is typically a summer phenomenon in Maricopa County, ozone season stretched well into the fall this year. High ozone levels usually drop off in mid-September, but Maricopa County ...

Chronically high levels of ozone plague Colorado’s Front Range, which stretches from Fort Collins through the Denver metropolitan area and Colorado Springs. Colorado’s Front Range air quality problem ...

The ozone layer, Earth's invisible shield against harmful ultraviolet radiation, sits quietly in the stratosphere between roughly 15 and 35 kilometers above our heads. For decades, scientists watched ...

MEMPHIS, Tenn. - As ozone levels lower in cities across the country, they are increasing in the Mid-South. Ozone is better described as smog. It gets into our air through emissions from factories, ...

Utah’s ozone problem could lead to higher disability rates in children, according to a recently published study. Ozone’s negative effect on lung function and other health outcomes is well documented, ...