The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

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

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro area and Hudson Valley.

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is ...