Add Yahoo as a preferred source to see more of our stories on Google. Large wildfires in Canada continued to cause concerning air quality levels across parts of the United States and triggered ...

We now live in the Pyrocene, a proposed new geologic epoch of high wildfire activity brought about by human-caused climate change. The occurrence of extreme fire weather is now roughly double compared ...

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro area and Hudson Valley. According to the National Weather Service, wildfire ...

Smoke from hundreds of wildfires in Canada has smothered the skies over dozens of northern U.S. states in the Great Lakes and Northeast regions. After several days of haze and poor air quality, relief ...

Smoke from wildfires burning across the Pacific Northwest and British Columbia sent air quality plummeting Tuesday, Sept. 2, making eastern Washington one of the most polluted regions in the nation.

Wildfire smoke blown north from the Moon Complex Fire burning in Southern Oregon prompted the Lane Regional Air Protection Agency (LRAPA) to issue an air quality advisory beginning Monday, September ...

Wildfires raging across Canada may cause hazy conditions in the northeast, including Virginia, over the next several days, according to experts. “We don’t think the smoke will be a major problem for ...