About the Authors

Dipu Sukumaran

Central Pollution Control Board, Southend Conclave, 502 Block, 1582 Rajdanga Main Road, Kolkata

Rita Saha

Central Pollution Control Board, Southend Conclave, 502 Block, 1582 Rajdanga Main Road, Kolkata

Rakesh Chandra Saxena

Central Pollution Control Board, Southend Conclave, 502 Block, 1582 Rajdanga Main Road, Kolkata

Corresponding Author

Email: dipudr@rediffmail.com