An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

NORFOLK, Va. — No, that's not fog — Wildfire smoke from over 700 active wildfires in Canada has blown thousands of miles down ...

Plus, ABC News’ Chief Meteorologist Ginger Zee has the latest on the second earthquake in less than a week on the East coast.

Millions in the U.S. face health threats as Canadian wildfire smoke causes air quality to plummet and triggers official ...

This is the second most severe fire season on record in Canada, according to the National Interagency Fire Center.

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

The wildfire areas of Manitoba and Saskatchewan are projected to receive 50 millimeters to 100 millimeters of rain this ...

Reps. Elise Stefanik and Nick Langworthy alleged that the fires are only as bad as they are this year due to "mismanagement." ...

Hundreds of Canadian wildfires have worsened the air quality in many parts of the United States Donald Trump's executive ...

Smoke from hundreds of wildfires in Canada has choked the skies over dozens of northern U.S. states in the Great Lakes and ...

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

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...