Kolkata air toxic, warns study
CSE has analysed the data from the official ambient monitoring reported by the Central Pollution Control Board and West Bengal State Pollution Control Board.
Jan 30, 2016, 22:42 PM IST
Anumita Roychowdhury
CSE has analysed the data from the official ambient monitoring reported by the Central Pollution Control Board and West Bengal State Pollution Control Board.
Jan 30, 2016, 22:42 PM IST