Ther has been drop in wind speed and return of fog
The air quality turned severe with a reading of 410
It may affect healthy people and those with respiratory ailments
With a drop in wind speed and the return of fog, the air quality of the national capital turned 'severe' today, following a fairly long period when strong wind movement had helped keep the pollutants at bay.
The air quality index of the Central Pollution Control Board (CPCB) had Delhi's air in the 'severe' category with a reading of 410, which may affect healthy people and seriously impact those with existing respiratory ailments.