Smoke from the wildfires is expected to move out by Tuesday but could return as the fires continue to burn across Canada.

Children, older adults, and people with respiratory or heart conditions such as asthma or COPD may begin to experience health ...

Almost the entire country, including Montreal, is under an Environment Canada air quality warning or special weather ...

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

Smoke from Canadian wildfires is engulfing much of the eastern and central United States and and is expected to continue for ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Here's a list of resources to help get prepared for wildfires in advance, as well as how to find up-to-date local information ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

Hazy and smoky skies from Canadian wildfires jacking up the Air Quality Index to unhealthy levels. The New York Department of ...

Canadian wildfires continue to burn, and plumes of smoke linger over Michigan. Air quality advisories, alerts on June 5.

We believe quality journalism should be available to everyone, paid for by those who can afford it. Smoke from wildfires still raging in Canada is degrading air quality across the northern U.S ...

Smoke from wildfires raging in Canada has drifted into the United States, affecting air quality as far south as Florida and creating a "very unhealthy" situation in parts of Minnesota on June 3 ...