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 ...

In 2023, Canada's worst wildfire season on record produced so much smoke that it spilled across national borders into the United States. At times, a thick haze enveloped much of the U.S. East Coast ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada continues to waft into the United States, creating hazy, gray skies over major ...

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 ...

Smoke from wildfires is not something to be taken lightly, as it impacts air quality for miles. The danger of it can be measured on the air quality index (AQI), a scale that goes from zero to over 300 ...

At least twelve states have issued air quality alerts and advisories due to the ongoing Canadian wildfires sending smoke down to the Great Lakes region and the northeastern United States, the National ...

States across the U.S. are feeling the impact of the Canadian wildfires as air quality takes a hit from the smoke, according to a government website that tracks air quality in the United States. As of ...

Canada's worst wildfire season on record tarnished the country's air quality and had similar effects on pollution in parts of the United States, according to a new report. University of Chicago ...

Over 87,000 premature deaths worldwide can be traced to the impact of Canada's explosive 2023 wildfire season, new research estimates. Fires burned 71,043 square miles (18.4 million hectares) of ...

Wildfires have been occurring frequently in Canada in 2025, a worrying milestone for the global climate crisis. Extreme heat, prolonged drought, and strong winds have combined to create ideal ...