The sky continued to have a very hazy look to it Tuesday morning in the Boston area as Canadian wildfire smoke is impacting the air quality in parts of Massachusetts. There are some differences ...

Smoke from Canadian wildfires is causing air quality concerns and hazy skies for many Americans in the Midwest and Northeast for another day this week. A map of the current Air Quality Index, the ...

Smoke from hundreds of wildfires in Canada has spread over 5,000 miles across the Atlantic over the last week — reaching as far as parts of Russia. Western Greenland and the Arctic Archipelago have ...

Canadian wildfire smoke is making the air hazy in Rhode Island Wednesday. The air quality is expected to be in the moderate levels Wednesday. Smoke is expected to start clearing out Wednesday night.

An air quality health advisory is in effect in Mesa, Delta and Montrose counties through Thursday, and the Colorado Department of Public Health and Environment has issued an ozone action day alert for ...