Smoke from raging wildfires in Canada is causing air quality alerts to blanket the Midwest. Lissette Nuñez is live from Chicago's Lollapalooza music festival.

An air quality advisory has been issued for the Adirondacks for the second weekend in a row as wildfires in Canada continue ...

Blazes across several Canadian provinces and territories pose health risks to Canadians and their southern neighbours.

Wildfire smoke from the Prairies has prompted special air-quality statements and warnings across the country Saturday.

For the full 24 hours of Aug. 3, the New York State Department of Environmental Conservation is issuing an air quality health ...

Wildfire smoke from the Prairies is drifting towards the Greater Toronto Area, prompting Environment Canada to issue a ...

Environment Canada has issued special air quality statements for multiple regions across northeastern Ontario and beyond.

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