The service provides information based on a measure called the Air Quality Index, which gauges just how bad the air has become in a particular place. Having an understanding of the Air Quality ...

An AQI rating of 0-50 is considered 'good', 51-100 is 'satisfactory', 101-200 'moderate', 201-300 'poor', 301-400 'very poor' ...

Delhi's air quality plummeted to the 'very poor' category on Friday, with the AQI reaching 301 due to dust pollution carried ...

The map pulls data from air monitors, hundreds of pollution sensors, and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air ...

A powerful dust storm originating from the Thar Desert swept into Delhi late Wednesday night, blanketing the city and ...