The Indian cities in the list of world’s top 20 most polluted cities are Byrnihat, Delhi, Punjab’s Mullanpur, Faridabad, Loni ...
Thirteen of the world's 20 most polluted cities are in India, with Byrnihat in Meghalaya topping the list, according to a new ...
Byrnihat, a small industrial town situated in the country's northeast, was the most polluted metropolitan area in the world ...