PHOENIX (AZFamily)—If you’ve been coughing and sneezing in the Valley right now, you are not alone. Allergists said a ...

The Phoenix metro area is experiencing worsening air quality due to high ozone levels, despite efforts to reduce emissions. Health experts warn that ozone pollution poses significant health risks ...

The U.S. Environmental Protection Agency will soon decide whether to escalate the Phoenix area's air pollution status, a choice that could have big ramifications for public health and the local ...