November 19, 2018
While world was looking at Delhi, Kolkata became the most polluted city in India
Source- indianexpress.com The level of pollutants in Kolkata has surpassed the level of particulate matter in New Delhi, which is globally infamous for its air pollution. In the past 72 hours, the air quality index (AQI) in the City of Joy has dipped to “very poor” category, crossing levels registered in the national capital, making it