Since the weekend, several major fires have been raging across Canada’s central and western provinces. The smoke from those fires is now drifting south across the U.S. border and is significantly ...

Canadian wildfires are causing poor air quality in parts of the U.S. Air quality alerts have been issued for several states, advising precautions for sensitive groups. The EPA has designated air ...

States bordering the Great Lakes are under air quality alerts on Friday. Several dozen wildfires burning in Canada have led local authorities to declare states of emergencies and forced thousands of ...

As wildfires spread across Canada, air quality in the U.S. continues to be impacted, and people sensitive to air pollution could face "serious health effects," according to a government website that ...

An air quality map shows conditions improving across the United States on Friday as smoke from the Canadian wildfires subsides after prompting air quality alerts and advisories in several states this ...

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy skies and triggering air quality alerts in multiple states across the upper ...

U.S. States bordering Canada could feel the greatest impact of President Donald Trump's 35 percent tariff on Canadian products, which are set to go into effect August 1. Montana, Maine, Vermont and ...

Hazy skies hung over parts of the midwest and northeastern U.S. on Sunday, caused by smoke drifting across the border from hundreds of wildfires in Canada. Canada is experiencing its second worst ...

People in 18 U.S. states could see the green or red glow of the aurora in the sky Monday night. According to weather ...