Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...

Smoke from Canadian wildfires has drifted into the Midwest and northeastern US, causing hazy skies and prompting air quality ...

By Mitch Klein, Feven Gerezgiher and Juan Del Valle As result of severe wildfires in Canada, Minnesota is facing the longest air quality alert on record since the Minnesota Pollution Control Agency ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

At the Minnesota Pollution Control Agency (MPCA), most of Minnesota was classified as having “moderate” air quality late ...

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

Minneapolis faced hazardous air quality, ranking second-worst globally due to Canadian wildfire smoke. Air quality alerts ...