New Delhi, Nov 2 (PTI) Delhi’s air quality worsened on Sunday as weak winds trapped pollutants, raising the overall AQI to 366 in the “very poor” category with three monitoring stations recording “severe” air above 400, Centre Pollution Control Board data showed.

The PM2.5 concentration stood at 189.6 micrograms per cubic metre and PM10 at 316. PM2.5 refers to the fine inhalable particles with diameters that are 2.5 micrometres or smaller, while PM10 includes slightly larger particles up to 10 micrometres in diameter, according to the CPCB.

At such levels, these pollutants can cause breathing discomfort, especially among people with lung or heart diseases, children and the elderly. Show Full Article

The overall air quality index (AQI) rose sharply to 366 from 303 recorded a day earlier,

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