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IQAir Study
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- According to World Air Quality report, New Delhi was the world's most polluted capital for the third straight year in 2020.
- 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.
- World Air Quality report is released by IQAir.
- IQAir is a Swiss group that measures air quality levels based on the concentration of PM2.5.
- The report also states that, twenty-two of the world’s 30 most polluted cities are in India.
- Prolonged exposure to PM2.5 can lead to deadly diseases, including cancer and cardiac problems.
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