Elsewhere in the area, air quality was deemed moderate rather than good. The air quality advisory was issued ...

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

Many fires burning across Canada, forcing evacuations and threatening air quality in the United States, cannot simply be put ...

Canada’s wildfire season is off to an intense start. A NASA satellite has recorded thousands of hot spots across the country ...

An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

A combination of Canadian wildfire smoke and Saharan dust is expected to impact Georgia this week. Here's what to expect.

Wildfire smoke was helping raise ozone to hazardous levels. No alerts have been issued, but the air quality may approach ...

Wildfires burning in Canada's oil-producing province of Alberta have reduced the country's daily crude production by about 7% ...

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

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

Wildfires continue to grow in northern Saskatchewan, prompting evacuation alerts for communities and residents such as ...