Air shade management and multi sectoral approach key to counter city’s air pollution with focus on transport and waste burning Pockets of the Kolkata showed pollution surges much above the national ...

Kolkata's air quality reached "very unhealthy" levels on Diwali night, with the Air Quality Index (AQI) crossing 400, as reported by the Central Pollution Control Board (CPCB). The city's air ...

Roy Chowdhury said that locational variation meant there were local sources of pollution that needed to be addressed. The air quality monitoring station in Ballygunge is inside the campus of the Birla ...