Air Pollution
Recently new report and data published by Switzerland based the The independent air quality monitoring company on status of air pollution across the world.
according to this report No country in 2021 met the updated
air quality guidelines defined by the World Health Organization (WHO). Concentration of particulate matter 2.5 (PM2.5) was
found to be within WHO standards in only 222 out of 6,475 cities covered in the report by IQAir.
India was among the top five countries with the highest concentration of PM2.5, with Delhi as the most polluted capital in the world, according to the analysis. The city recorded an increase of over 14 per cent in the concentration of PM2.5 in 2021 compared to 2020, the report stated.
Dhaka (Bangladesh), N’Djamena (Chad), Dushanbe (Tajikistan) and Muscat (Oman) followed Delhi in the grim list of polluted capital cities.
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