The 2026 ozone season begins in March, and environmental agencies will restart daily ozone air quality forecasts across North ...

The acquisition of the greenfield developer marks a strategic shift for Exus as it internalizes early-stage project origination for its wind, solar, and storage pipeline.

Patients with mild asthma exposed to higher levels of O3 and NO2, but not PM2.5, were associated with an increased risk for asthma exacerbation.

A new study reveals that chemicals used to replace ozone-damaging CFCs are now driving a surge in a persistent “forever chemical” worldwide. The pollutant, called trifluoroacetic acid, is falling out ...

The Pima County Department of Environmental Quality issued an advisory today for ground-level ozone air pollution for the Tucson metropolitan area. "Individuals who are especially sensitive to air ...