Republican lawmakers are blaming Canada for not preventing and containing wildfires, whose smoke has fouled the air in ...

Small particles can get lodged in crevices of organs from lungs to arteries, causing inflammation and other health issues.

Even in the early stages of Canada’s wildfire season, it was already clear that this year would be the second worst wildfire ...

Amid thousands of evacuations and the spread of smoke to the United States, the Canadian armed forces and the Coast Guard ...

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many Americans.

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 ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

NWS Weather Prediction Center Meteorologist David Roth to Newsweek via phone on Wednesday: "Behind the cold front from where the wildfires are in Canada there is bound to be a smoke plume--it was ...

WASHINGTON (AP) — Canada’s announcement it will recognize a Palestinian state “will make it very hard” for the United States to reach a trade agreement with its northern neighbor ...

A majority of the state of Wisconsin, including all of the northeastern part of the state, is under an air quality alert.