The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

A string of hot and stormy days has left numerous fires burning across Victoria, Tasmania and South Australia, with ...

One image, taken by the European Space Agency’s Sentinel-2 satellite after the Palisades Fire erupted Tuesday morning, shows a thick band of gray smoke floating over Los Angeles County that ...

Firefighters have stopped the deadly flames from damaging the historic Mt. Wilson Observatory and NASA's Jet Propulsion ...

Smoke from the wildfires that have devastated the Los Angeles area can even be seen from space. The National Aeronautics and Space Administration earlier this week shared satellite images ...

Satellite imagery shows neighborhoods burned down, roads closed, and fires spreading across Los Angeles.

Fighting around Sudan’s largest oil refinery has set the sprawling complex ablaze, sending thick, black polluted smoke over ...

Western Victoria’s Grampians National Park is officially being ravaged by a complex of fires, as three different fire fronts ...

When the recent wildfires tore through Los Angeles, destroying thousands of homes and businesses, they also sent plumes of ...

Bushfire rages out of control in Grampians National Park as Victoria's fire danger is set to increase in the first weekend of ...