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

Wildfires in Canada are sending heavy smoke across the northern U.S., and New Jersey is experiencing some unhealthy air ...

Millions of Americans across the Midwest, Northeast and swathes of the South and Southwest are under air quality alerts ...

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 ...

Hazy skies descend over the New York City area again on Tuesday, re-upping some air quality alerts related to Canadian ...

Smoke from the Gifford Fire was hovering over parts of the county, resulting in sooty air quality and possible ash falling ...

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

“Smoke plumes can travel quite a bit. They can travel hundreds and thousands of miles, so our air quality right now is being ...

Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.

In Grand Rapids, the Air Quality Index, which measures particle pollution in the air, was over 100 AQI six of the last seven ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

The Pennsylvania Department of Environmental Protection declared a continuation of its “Code Orange” Air Quality Action Day ...