Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Each New England state has seen an uptick in the number of days over the last five years when fine particulate matter (PM2.5) ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast. Air ...

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.