Reductions in emissions in Europe and North America have not translated into a comparable fall in ground-level ozone, ...

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 ...

Surface ozone pollution remains stubbornly persistent even as emissions of traditional precursors decline. New research reveals that oxygenated ...

The study of ozone dynamics and isotope effects encompasses the intricate chemical pathways involved in ozone formation, destruction and its isotopic composition. Research in this field has elucidated ...

There are two different kinds of ozone that we need to understand first. There is stratospheric ozone and tropospheric ozone. Stratospheric ozone is probably the kind that pops into your head when we ...

Expect moderate levels of ground-level ozone, an urban pollutant that can affect those with sensitive respiratory systems, to be in the skies over the Houston metro area on Friday, according to Texas ...

Excessive ozone pollution at Carlsbad Caverns National Park in southeast New Mexico may be linked to oil and natural gas development in and around the Permian Basin, a new study has found. Eight-hour ...

Motor vehicles are the single largest source of air pollution in New Hampshire, responsible for roughly half of the emissions that form ground-level ozone, which harms human health.

The Texas Commission on Environmental Quality (TCEQ) has issued ozone pollution alerts for four of the state's largest metro areas as environmental officials warn that Thursday's weather conditions ...

Residents in the Houston, Galveston, and Brazoria areas are being asked to change their daily routines to help curb air pollution, following an Ozone Action Day declaration for Wednesday, April 9, by ...