State scientists are calling Saturday an air quality action day with Canadian wildfire smoke moving in across New Hampshire.

An air quality alert was issued by the New York State Department of Health due to smoke from wildfires in Canada.

Smoke from Canadian wildfires is enveloping the Tri-State area, leading to an air-quality alert that has been extended through the weekend. "Air quality is unhealthy for sensitive groups, including ...

Justice and Public Safety Minister John Haggie announced Friday afternoon that the evacuation order for Musgrave Harbour has ...

WEATHER ALERT ENVIRONMENT CANADA **************************************** Special air quality statement - issued for: ...

As wildfire smoke becomes a frequent summer hazard across large parts of the US, knowing the risk at the neighborhood scale ...

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