![Smog envelops the Jama Masjid Mosque in the old quarters of New Delhi, which has the world's most polluted air that worsens in winter. AFP](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/PQXKORZH4VNOKM3N7JZUNMX2CE.jpg?smart=true&auth=b2da1352a24abae326f84fd67f678cc562d6756b094e975d0422786976d2cf9f&width=400&height=225)
Smog envelops the Jama Masjid Mosque in the old quarters of New Delhi, which has the world's most polluted air that worsens in winter. AFP
Smog envelops the Jama Masjid Mosque in the old quarters of New Delhi, which has the world's most polluted air that worsens in winter. AFP
Why India's poor air quality is taking a toll on its economy
Home to 10 of the world's most polluted cities, India's poor air quality is affecting worker productivity and worsening its population's health
Rebecca Bundhun
November 03, 2020