New Delhi becomes world’s most polluted capital
- The report titled, is prepared by Swiss organisation, IQAir, in the form of the 'World Air Quality Report, 2020',
- The report is based on PM2.5 data from 106 countries and uses ground-based monitoring stations, operated by governmental agencies, local residents, non-profit organisations and companies.
THE FINDINGS
- South Asia remained the most polluted region of the world with Bangladesh, India and Pakistan sharing 42 of the 50 most polluted cities worldwide.
- India is the third most polluted country in 2020 behind Bangladesh and Pakistan.
- In 2019, India was ranked fifth.
- In 2020, twenty-two of the world's 30 most polluted cities are in India.
- Delhi has been ranked as the most polluted capital city globally.
- India, on the whole, however, had improved its average annual PM 2.5 levels higher in 2020 than in 2019.
- Air quality improved in India last year as compared to the previous years owing to the coronavirus induced lockdown.
- Average pollution levels were 51.9 µg/m³ in 2020 compared with 58.1 µg/m³ in 2019.
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