[1]
Chatterjee, S. N. (2008). Water Resources, Conservation and Management. New Delhi: Atlantic Publishers and Distributors. p.33. ISBN 81-269-0868-8.
Google Scholar
[2]
Heerwagen, J.H. and G. Orians. 1986. Adaptations to windowlessness: A study of the use of visual decor in windowed and windowless offices. Environment and Behavior 18(5):623-639.
DOI: 10.1177/0013916586185003
Google Scholar
[3]
Costanza, R. & Folke, C. in Nature's Services: Societal Dependence on Natural Ecosystems (ed. Daily, G.) 49–70 (Island, Washington DC, 1997).
Google Scholar
[4]
Sanesi, G. and Chiarello, F. (2006) Residents and urban green spaces: The case of
Google Scholar
[5]
Bari. Urban Forestry & Urban Greening 4: 125-134
Google Scholar
[6]
Palmer, M.A., Bernhardt, E., Chornesky, E., Collins, S.,Dobson, A., Duke, C., Gold, B., Jacobson, R., Kingsland,S., Kranz, R., Mappin, M., Martinez, M.L., Micheli, F.,Morse, J., Pace, M., Pascual, M., Palumbi, S., Reichman, O.J. Simons, A., Townsend, A. & Turner, M. (2004) Ecology for a crowded planet. Science, 304, 1251–1252.
DOI: 10.1126/science.1095780
Google Scholar
[7]
"PIA01844: space radar image of Calcutta, West Bengal, India". NASA. 15 April 1999. Retrieved 15 January (2012)
Google Scholar
[8]
Weatherbase entry for Kolkata
Google Scholar
[9]
Ali, Salim and Ripley, D. 1995. A pictorial guide to the birds of the Indian Subcontinent.Bombay Natural Histry Society and Oxford University Press, Mumbai.
Google Scholar
[10]
Talmale S.S.. Limje M.E and Sambath S. Avian diversity of Singhori Wildlife Sanctuary, Raisen District,Madhya Pradesh. Biological Forum – An International Journal 4(2): 52-61(2012)
Google Scholar
[11]
Dauwe T., Eens M., Naturwissenschaften 95 (2008) 969-973
Google Scholar
[12]
Tripathi DP, Dhar BB (2002)Environmental Polltion Research. A.P.H Publishing Corporation.
Google Scholar
[13]
CPCB, Central Pollution Control Board, New Delhi, (2009).http://www.cpcb.nic. in/bulletin /del/2009html.
Google Scholar