Longterm health damage becomes a concern as the air quality index reached hazardous levels for some neighborhoods ...

Here's what to know about improving your air quality at home during a wildfire—these expert tips help you breathe easier when ...

Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...

Emergency room doctors report waves of patients with breathing problems as smoke increases fine particulates in the air. Health officials also are monitoring the potential mental health toll wildfires ...

LA's wildfires pushed AQI to "moderate," but Delhi's air hit a hazardous 410, highlighting its chronic pollution crisis and ...

Tens of thousands of people have been impacted by evacuation orders since the blazes began. Follow for live updates.

The capital of North Macedonia, Skopje, was once again the most polluted city in Europe yesterday, while Sarajevo ranked ...

Wildfire smoke increases tiny particles in the air known as particulate matter that can be harmful to people’s health.

Smoke from the blaze has significantly worsened air quality statewide, with some areas reporting hazardous levels exceeding 500 on the Air Quality Index (AQI).

With hazardous levels of smoke lingering over Los Angeles County as a result of the slew of wildfires currently burning throughout the region, county officials are urging the public to stay safe.

Certain masks are effective in protecting against wildfire smoke — but only if they are fitted and worn properly.

AirNow is a collaborative effort of federal agencies that provides air quality data across the U.S. The site also has ...