Wildfires are forecast to continue and expand through the summer in Western Canada and parts of the country’s north.

By Ed White WINNIPEG, Manitoba (Reuters) -World leaders may face smoke warnings when they gather next week in Alberta as ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

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

Wind pushed more smoke from Alberta and B.C.’s wildfires to Calgary Wednesday, leading to an air quality warning for the city ...

The country's legacy of mining means that toxic metals could be carried along plumes of smoke, endangering people in its path ...

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

The fires’ consequences are not just being felt locally, but internationally. Smoke from the wildfires has drifted across the ...

Smoke will likely be an ongoing health hazard across North America for the next few months. Here's what to expect.

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

States across the border issued air advisories about particulate pollution that are expected to last for several days.