Delhi, Kolkata, Mumbai among top 10 polluted cities in the world

New Delhi: India’s Delhi, Kolkata and Mumbai are among the top 10 cities in the world with the worst air quality. The Air Quality Index (AQI) of Delhi is 556, which has reached the top of the list. Kolkata and Mumbai are ranked fourth and sixth in the list. The index for both the cities was recorded at 177 and 169 AQI, respectively.

The cities with the worst AQI index include Lahore in Pakistan and Chengdu in China.

IQAir is also a technical partner of the United Nations Environment Program (UNEP) – a real-time air quality information platform.

Delhi’s air quality stood at 499 AQI on Saturday morning, while the level of PM 10 and PM 2.5 pollutants in the air was recorded at 134 and 72 AQI, respectively, according to data from the System of Air Quality and Weather Forecasting and Research (SAFAR).

The Central Pollution Control Board (CPCB) recorded 468 AQIs in Anand Vihar, 484 in ITO, 433 in RK Puram and 452 in Sri Aurobindo at 9 am.

An AQI between zero and 50 is considered ‘good’, 51 and 100 ‘satisfactory’, 101 and 200 ‘moderate’, 201 and 300 ‘poor’, 301 and 400 as ‘very poor’, then Between 401 and 500 is considered ‘serious’.

The Supreme Court on Saturday took a serious look at the severe air pollution in Delhi-NCR and suggested that the government, if necessary, take two steps to bring down the level of air pollution caused by stubble burning, vehicles, firecrackers, industry and dust. May announce a lockdown of days.

Chief Justice said that only 25 percent pollution is caused by stubble burning by farmers.

first published:Nov. 13, 2021, 6:48 p.m.


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