- In 2021, air pollution continued to reach unhealthy levels according to a report on World Air Quality which was prepared by ”IQAir” a swiss organization. Also, for the fourth year running, New Delhi remained to be the most polluted capital city in the world.
- 35 Indian cities have been listed by the index under the worst air quality tag for 2021.
- Bhiwadi, Rajasthan topped this list and was followed Ghaziabad, Uttar Pradesh.
- From Uttar Pradesh, 14 other cities have also been included in this list and they are Ghaziabad, Lucknow, Meerut, Kanpur, Amroha, Agra, Varanasi, Jaunpur, Greater Noida, and Noida. These cities exceeded the PM2.5 limit of 0-5 µg/m³ by more than 10 to 15 times.
- According to this report, not a single country from around the globe managed to meet the air quality standard of WHO in 2021.
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