Parts of British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, Quebec, New Brunswick, and Newfoundland and Labrador were experiencing poor air quality and reduced visibility due to wildfires, a ...

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Smoke from the Canadian wildfires continues to bring potentially dangerous air quality to parts of the northern U.S., with ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Environment Canada says wildfire smoke is affecting air quality in northeastern British Columbia. The agency issued special air quality statements Saturday for Fort Nelson and the Peace River region, ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

Smoke from wildfires raging in Canada has drifted into the United States, affecting air quality as far south as Florida.

Chicago air quality is at an unhealthy level for many, especially sensitive groups, as smoke from the Canadian wildfires is ...

Smoke from Canadian wildfires is beginning to worsen air quality in the eastern U.S. as several Midwestern states battle ...

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires ...

Online resources help you make sense of the hazy skies and poor air quality you might be experiencing as a result of fires to ...

Active children, the elderly and people with asthma and COPD are more likely to suffer an increase in the number and severity ...