Environment Canada says air quality has improved across most of Quebec and Ontario as changes in wind and rain ease the situation east of the Prairies, where wildfires continue to rage.

The Minnesota Pollution Control Agency is warning that all 87 counties are looking at an air quality alert in the orange ...

Drier and less humid weather arrives Sunday. Expect lots of sunshine, but Canadian wildfire smoke will bring a hazy look to the sky. It will be seasonably warm, with highs near 80.

The warmest stretch in nine months for southern B.C. will challenge for the hottest day of 2025 so far in Canada. Details ...

That’s according to IQAir’s Air Quality and Pollution City Ranking, which is updated hourly, the air pollution advocacy ...

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for the entire state of Minnesota, which will ...

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

Wildfires burning in Canada’s oil-producing region are prompting investors to examine the potential impact to midstream ...

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

“Until 2023, wildfires hadn’t been as much of an issue in West Virginia or even generally on the East Coast as we’re seeing ...

More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts ...