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This is not the first time that Delhi has managed to secure

Delhi is world's most polluted city, says report; Kolkata takes second spot

India | Aug 18, 2022, 09:50 PM IST

Delhi world's most polluted city: Kano city in Nigeria was at the third spot while Peru’s Lima took the fourth position, according to the report.

Delhi pollution, most polluted city in the world, World Air Quality Report 2021, Air Quality Index,

Delhi remains most polluted capital in world, no Indian city met WHO air quality standard: Report

India | Mar 22, 2022, 03:19 PM IST

In 2021, none of the cities in India met the prescribed World Health Organization air quality standards of 5 micrograms per cubic meter, stated the World Air Quality Report 2021, prepared by Swiss organization IQAir and released globally on Tuesday.

Ghaziabad, Allahabad most polluted in UP, says survey

India | Jul 03, 2013, 09:35 AM IST

Lucknow, July 3: Ghaziabad and Allahabad have emerged as the two most air polluted cities in Uttar Pradesh in a recent survey by a research and advocacy organisation.The survey conducted by Delhi-based Centre for Science