After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the ...

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 ...

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Hanoi authorities are under significant pressure to improve air quality, particularly as the city rotates in and out of the ...

One possible reason for bad air quality in the city is a fire that broke out yesterday afternoon in Lancaster, Pennsylvania, ...

Fearless journalism is more important than ever. When news breaks, you need to understand what actually matters — and what to do about it. At Vox, our mission to help you make sense of the world ...

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

For the next six days, the air quality is likely to remain in the 'poor' to 'very poor' category in Delhi and surrounding ...

Air quality remained 'poor' in most parts of Delhi, while the National Capital Region (NCR) had a 'moderate' AQI.