This city is world's most polluted capital for third straight year, says study, check complete list here
India is home to 35 of the world's 50 most polluted cities, according to IQAir's 2020 World Air Quality Report, which gathered data for 106 countries.
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Updated: Mar 16, 2021, 09:14 PM IST
New Delhi was the world's most polluted capital for the third straight year in 2020, according to IQAir, a Swiss group that measures air quality levels based on the concentration of lung-damaging airborne particles known as PM 2.5.
India was home to 35 of the world's 50 most polluted cities, according to IQAir's 2020 World Air Quality Report, which gathered data for 106 countries.