The fluctuating layer of smoke in our atmosphere meant that the expected blue skies in the evening and morning have taken on ...

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

Environment Canada's air quality index has reported moderate to high risk since Saturday morning in Calgary, as many parts of ...

By IZZY ROSS Michigan Advance Canadian wildfire smoke that blew into the Great Lakes region is expected to clear from ...

Cooler weather and light rain are reportedly aiding firefighting efforts in certain areas across Canada's Prairie provinces. However, as Dan Spector reports, many regions in the country continue to ...

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

As wildfire season begins, the destructive impacts of climate change are being felt across Canada. Several communities in ...

Despite expected rain Sunday night, Canadian wildfire smoke will continue to impact Michigan on Monday, officials say.

A 19-person crew, who had been working at a job site near Sandy Lake in northwestern Ontario, are safe after an ...

Air quality has improved in much of Quebec and Ontario, but wildfire smoke continues to affect parts of the Prairies, northern Ontario, and eastern Quebec.

Environment Canada says air quality has improved across most of Quebec and Ontario as changes in wind and rain ease the ...

Wildfires continue to ravage parts of the Prairies, creating dire situations for some communities. However, some good news is ...