New Delhi Ranked as World’s most polluted capital city

New Delhi has been adjudged as the world’s most polluted capital city for the third straight year in the 2020 World Air Quality Report by Swiss organisation, IQAir. Globally, New Delhi is ranked as the 10th most polluted city in the world. The topmost polluted city in the world is Xinjiang in China. This is followed by nine Indian cities as the most polluted cities in the world, which are Ghaziabad, Bulandshahar, Bisrakh Jalalpur, Noida, Greater Noida, Kanpur, Lucknow and Bhiwari.

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IQAir report

• The IQAir report measures air quality levels based on the concentration of lung-damaging airborne particles known as PM 2.5, which is measured by ground-based monitoring stations.
• As per the report, India was home to 35 of the world’s 50 most polluted cities, spanning 106 countries, which means India continues to feature prominently at the top of the most polluted cities ranking.
• The IQAir report seeks to empower individuals, organizations and communities to breathe cleaner air through information, collaboration and technology solutions.

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