Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Many phone apps offer general but nonspecific information about airborne particles. To help increase public safety amidst the ...

A new rule adopted by the Colorado Air Quality Control Commission identified five "priority" air toxics that will soon be regulated.

Experts say that even after fires are contained and extinguished, health risks from ash, smoke, and toxic materials, ...

Fires across the Los Angeles area have killed more than two dozen people. Weaker winds enabled firefighters to make inroads ...

Of the AQI at 38 monitoring stations in the city listed in the Sameer app, which provides hourly data on the National Air Quality Index, the AQI at 23 stood in the moderate category, while one station ...

The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

Containment of the deadly Palisades Fire crept upward Wednesday as fire crews focused their efforts on protecting homes in the Mandeville Canyon area and snuffing out hot spots ahead of another round ...

Containment of the deadly Palisades Fire crept upward Wednesday as fire crews focused their efforts on protecting homes in ...

Containment of the deadly Palisades Fire crept upward Wednesday as fire crews focused their efforts on protecting homes in the Mandeville Canyon area and snuffing out hot spots ahead of another round ...

Air Quality Index (AQI) Rankings of Indian Cities: Today, Friday morning, a thick fog enveloped Delhi NCR, and stagnant winds caused visibility to drop to zero. This weather haze coincided with a ...