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

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

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

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

Wildfire smoke will continue to reduce air quality through Sunday as a north wind carries more smoke down from Canada. An air quality alert is in effect for the entire region. By Monday, the wind will ...

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

On Friday, almost the entire country is under an Environment Canada air quality warning as wildfires continue to rage across ...

Poor air quality fuelled by wildfires burning across the Prairies left a large swath of the country enveloped in a haze again ...

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