Delhi, Kolkata, Mumbai among world’s top 10 polluted cities
Of the world’s top 10 cities with the worst air quality, three – Delhi, Kolkata, and Mumbai, are in India, data from air quality and pollution city tracking service from IQAir, a Switzerland-based climate group showed. Delhi top the list with AQI at 556, Kolkata and Mumbai recorded an AQI of 177 and 169, respectively, at 4th and 6th position. […]
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