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

The Air Quality Index (AQI) — which measures the concentration of pollutants in the air — seemed to confirm all was well in the L.A. atmosphere, with low numbers that suggested clean ...

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

Dhaka, the overcrowded capital city of Bangladesh, has ranked the first on the list of cities with the worst air quality with ...

Dhaka, the overcrowded capital city of Bangladesh, has ranked the seventh on the list of cities with the worst air quality ...

Dhaka, the overcrowded capital city of Bangladesh, has ranked the fifth on the list of cities with the worst air quality with ...

Dhaka has topped the list of cities with the worst air quality with an AQI score of 251 at 8:21am on Tuesday. The air quality ...

A recent report by the Central Pollution Control Board (CPCB), released on February 4, 2025, has identified the top ten ...

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

The air quality in the national capital has shown significant improvement bringing much-needed respite to the residents.