AQI, Delhi and air pollution

With an average 24-hour AQI reading of 409 recorded daily, Delhi's air quality clocked five days of “severe” air over six ...
Delhi's air quality worsened to the 'severe' category with AQI reaching 409. High PM2.5 levels pose health risks. Stage IV ...
Delhi’s air quality remains in the ‘severe’ category under the Graded Response Action Plan (GRAP). On Saturday, the 24-hour ...
The Air quality index in the national capital remained in the 'severe' category on Thursday as a thick layer of fog blanketed ...