Dr. Dorothy Curran says fine particles in wildfire smoke especially affect sensitive groups, like kids with asthma or Chronic Obstructive Pulmonary Disease (COPD).

Off and on through this summer, and especially in the past few days, Milwaukee's air quality measurements have deteriorated ...

National Weather Service officials called an air quality alert in effect until midnight as well as a beach hazard warning.

Smoke from Canadian wildfires continues to choke the skies over the Upper Midwest this weekend, with the milky haze even ...