Lightning, which is more common in hotter temperatures, is usually the cause of wildfires that burn the most land. In 2023, ...

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

Plumes of smoke are blanketing large swaths of the U.S. and parts of Europe, presenting risks for those breathing it ...

Canadian mining firms Hudbay Minerals and SSR Mining said on Wednesday they had temporarily suspended operations in their ...

Drivers traveling over Michigan's Mackinac Bridge on Wednesday may experience a haze. However, officials say it is not fog ...

When the threat of wildfires forced power shutoffs in Calistoga, California, it meant firing up dirty diesel generators.

More than 25,000 residents in three provinces have been evacuated as dozens of wildfires remained active Sunday and ...

Firefighters have suppressed the large fire that broke out in north-central Oregon a week ago, as well as a small fire that ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

The country's legacy of mining means that toxic metals could be carried along plumes of smoke, endangering people in its path ...

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...