Wildfire smoke is choking Wisconsin for a third straight spring. The hazy, dirty air from Canada — “some of the highest ...

The state Department of Environmental Conservation has issued an air quality health advisory for Sunday due to smoke from ...

Wildfire smoke has sparked the national weather agency to issue air quality warnings around the county of Grande Prairie and ...

Much of southern Ontario was under an air quality statement on Thursday and Friday that lifted early Saturday morning.

Edmonton is launching its extreme weather response as wildfire smoke is expected to cause a plunge in air quality. City ...

Much of Ontario remains under special air quality statements or warnings today amid smoke from wildfires burning in other parts of Canada.

Canadian Grand Prix is expected to go ahead as planned despite thick wildfire smoke spreading across Montreal.

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, ...

The special air quality statement was lifted for Montreal on Sunday morning while some statements are still in effect for ...

An air quality alert has been issued for the entirety of Minnesota on Sunday as Canadian wildfire smoke continues to impact ...

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