In the current day we wake up to our air purifiers, smartphones warning us that the air quality is in the ‘very poor’ or ...

Twelve Texas counties have recently exceeded federal air quality standards for particulate matter, commonly known as soot.

Given the rising need for cleaner air, it's no surprise that air purifiers are high on many people's wish lists - and ...

A study of Colorado’s Marshall Fire found that the ‘toxic soup’ of pollutants stuck around for weeks. L.A. residents could ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

The hazardous air quality in Los Angeles is largely a result of smoke from the Pacific Palisades Fire, intensified by strong ...

The fresh air came after days of acrid smoke from wildfires, but officials warned that conditions could rapidly worsen again.

The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...

Los Angeles is now a week removed from the day that multiple devastating wildfires erupted to torch tens of thousands of ...

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

With this move, New York City becomes the first U.S. city to experiment with congestion pricing tolls, and joins a small ...