Wildfire smoke from Canada is expected to move over the U.S., impacting air quality for millions of people on Friday and this weekend. Maps and satellite imagery show the large-scale impact of the ...

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 ...

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 ...

Large wildfires in Canada continued to cause concerning air quality levels across parts of the United States and triggered multiple air quality alerts. Over 750 wildfires are burning throughout Canada ...

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 ...