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People in our city should develop a habit of checking the air quality index so that they can cut down optional outdoor events if the air quality is bad, said a pulmonologist
Two stations recorded 'poor' air and one station reported 'moderate' air
The dominant pollutant, as revealed by the data of all the monitoring stations, was PM2.5
Three air quality monitoring stations in Calcutta — at Ballygunge, Bidhannagar and Victoria Memorial — reported 'very poor' air quality at 6pm, as did the station at Ghusuri in Howrah
Advice to avoid morning walk, use mask