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94 of world's 100 most polluted cities are in India, China, Pakistan

Air pollution is estimated to cost the global economy upwards of $2.9 trillion per year due to fossil fuel emissions alone

Photo: Bloomberg
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Photo: Bloomberg

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Air pollution continues to present one of the world’s biggest health hazards to people everywhere, contri­buting to about 7 million premature deaths annually. 600,000 of these deaths are children.

Compounding this staggering health crisis, air pollution is estimated to cost the global economy upwards of $2.9 trillion per year due to fossil fuel emissions alone, while also contrib­uting to a range of severe environmental probl­ems. 

Air quality is determined by the levels of air pollut­ants PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide. In 2020, India had 46 of the world’s 100 most polluted cities, followed by China (42), Pakistan

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First Published: Nov 23 2021 | 12:44 AM IST

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