Delhi, air quality index and Central Pollution Control Board

As air quality index levels reach alarming figures, concerns continue to grow about the impact of pollution on public health and safety.
Delhi’s overall 24-hour average air quality index (AQI) was 488 at 8 a.m. on Tuesday — the worst in the country. Follow The ...
Delhi's air quality remained severely toxic on Tuesday, with the overall air quality index (AQI), which measures pollutants, ...
While a thick blanket of haze covered the National Capital Region (NCR) for the sixth day in a row, the air quality in Delhi, ...
Discover the shocking differences between Delhi's AQI of 494 and international readings surpassing 1,600, and understand what ...
Confused by Delhi's AQI readings of 500 and 1,500? Different scales and methods explain the gap. Here's why both figures ...
Scratchy throat, burning eyes, gritty feeling in my teeth as if I was rolling in sand’—a first-person account of navigating ...