Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia as well as other parts of Europe ...

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

Rounds of smoke from hundreds of Canadian wildfires, as well as dust blowing off Sub-Saharan Africa, will continue to envelop ...

As wildfires continue to rage in western Canada, the Environmental Protection Agency issued an Air Quality Alert for the ...

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

Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air ...

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

Online map tools and resources let you track the Canadian wildfires and monitor poor air-quality conditions, which are ...

Mississippi can expect hazy skies, lower air quality when double whammy of Saharan dust and smoke from wildfires in Canada ...

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

Itchy eyes, coughing, fatigue; just a few of the symptoms Chicagoans might be experiencing thanks to smoke from raging ...

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