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Prasanta Sanyal

Physical Research Laboratory (2004)
Area of Interest:
Paleoclimatology,Paleomonsoon, Paleoecology, River Response to Climate
Email ID:
Research Interest:
  • Evolution of Indian monsoon and its effect on ecosystem and landforms.
  • Past atmospheric CO2 variations.
  • Carbon isotope thermometry.
Academic Qualification:
  1. Ph.D, Physical Research Laboratory, Ahmedabad, 2004.
  2. M.Sc, Applied Geology, Jadavpur University, 1998.
  3. B.Sc, Honours in Geological Sciences, Jadavpur University, 1996.
  1. Professor (2nd February, 2016-
  2. Associate Professor, Indian Institute of Science Education and Research - Kolkata (December, 2010-  Februray, 2016)
  3. Research Scientist, May to July 2009, Indiana University, USA
  4. Assistant Professor, IIT-Kharagpur (Jan,2006-December, 2010)
  5. Lecturer, BHU (December 2005-January,2006)
Awards and Honors:

List of Publications:
  1. Prasanta Sanyal, S.K.Bhattacharya, Rohtash Kumar, Sumit K. Ghosh, S.J. Sangode. 2004. Mio-Pliocene monsoonal record from Indian Himalayan Foreland basin (Siwalik) and its relation to vegetational change. Palaeogeography, Palaeoclimatology, Palaeoecology. v.205, 23-41.
  2. Prasanta Sanyal, S.K.Bhattacharya, Rohtash Kumar, Sumit K. Ghosh, S.J. Sangode. 2005. Paleovegetational reconstruction in Late Miocene: a case study based on early diagenetic carbonate cement from Indian Siwalik. Palaeogeography, Palaeoclimatology, Palaeoecology v. 228,245-259.
  3. Prasanta Sanyal, S.K.Bhattacharya, Mahesh Prasad. 2005. Chemical diagenesis of Siwalik sandstone: Isotopic and mineralogical proxies from Surai Khola section, Nepal. Sedimentary Geology v.180, 57-74.
  4. Prasanta Sanyal, S.K. Bhattacharya, S. Bajpai and R. Sharma 2005. Palaeoenvironmental conditions during deposition of Deccan intertrappeans: Evidence from stable isotope analysis of fossil ostracods.  Gondwana Geological Magazine, Spl. v. 8,pp. 147-150.
  5. R. Sinha, S.K. Tandon, P. Sanyal, M.R. Gibling, D. Stuben, Z. Berner, and P. Ghazanfari. 2006. Calcretes from a Late Quaternary interfluve in the Ganga Plains, India: carbonate types and isotopic systems in a monsoonal setting. Palaeogeography, Palaeoclimatology, Palaeoecology. 242, 214-239.
  6. Santanu Banerjee, S. Jeevankumar, P. Sanyal, S.K.Bhattacharya. 2006. Stable isotope ratios and nodular limestone of the Proterozoic Rohtas limestone : Vindyan Basin, India. Carbonates and Evaporites.v.21, no. 2,133-143.
  7. Prasanta Sanyal. 2007. Monsoonal rainfall variations for last 11 Myr and its impact on vegetation: study based on Indian Siwalik sediments.  Himalayan Geology. 28, 23-36.
  8. M.K. Bera, A.Sarkar, P.P. Chakraborty, R.S. Loyal, P.Sanyal. Marine to continental transition in Himalayan foreland. 2008. Geological Society of American Bulletin, 120, 1212-1232.
  9. Subhajit Sinha, Sumit K. Ghosh, Rohtash Kumar, R. Islam, P. Sanyal, S. Sangode. 2008. Role of tectonic-climatic factors in the Neogene Himalayan foreland sediments: petrology and geochemical approach, Kangra sub-basin. J. Geological Society of India.  71, 787-807.
  10. A. Sarkar, P. P. Chakraborty, B. Misra, M. K. Bera, P. Sanyal, S. Paul. 2009. Mesoproterozoic sulphidic ocean, delayed oxygenation and evolution of early life: sulphur isotope clues from Indian Proterozoic basins Geological Magazine, 147(2), 1-13.
  11. Prasanta Sanyal, B.C. Acharya, S.K. Bhattacharya, A. Sarkar, S. Agrawal, M.K. Bera. 2009. Origin of graphite, and temperature of metamorphism in Precambrian Eastern Ghats Mobile Belt, Orissa, India: A carbon isotope approach. Journal of Asian Earth Sciences 36, 252–260.
  12. Ritesh Purohit, Prasanta Sanyal, A.B. Roy, S.K. Bhattacharya. 2010. 13C enrichment in the Palaeoproterozoic carbonate rocks of the Aravalli Supergroup, northwest India: Influence of depositional environment. Gondwana Research. 18, 538-546.
  13. Prasanta Sanyal and R. Sinha. 2010. Evolution of the Indian summer monsoon: Synthesis of continental records. Accepted in Special Publication by Geological Society of London in Clift, P. D., Tada, R. & Zheng, H. (Edt) Monsoon Evolution and Tectonics-Climate Linkage in Asia., 342, 153–183.
  14. M.K.Bera, A. Sarkar, P.P. Chakraborty, R.S. Loyal, and P. Sanyal. 2010. REPLY: Marine to continental transition in Himalayan foreland. in Geological Society of American Bulletin 122, 956-959.
  15. Prasanta Sanyal, A. Sarkar, S.K. Bhattacharya, Rohtash Kumar, S.K.Ghosh  S.Agrawal. 2010 Phased intensification of monsoon, microclimate and asynchronous C4 appearance: isotopic evidence from the Indian Siwalik sediments. Palaeogeography, Palaeoclimatology, Palaeoecology  296, 165-173.
  16. M K Bera, Anindya Sarkar, S K Tandon, A Samanta,  P Sanyal. 2010. Does burial diagenesis reset pristine isotopic compositions in paleosol carbonates? In Earth and Planetary Science Letters 300, 85-100.
  17. P.P. Chakraborty, A.Sarkar, S.K.Bhattacharya, P.Sanyal. Isotopic and Sedimentological clues to productivity change in Late Riphean Sea: A case study from two intracratonic basins of India. Proc. Indian Acad. Sci. (Earth Planet Sci.) v. 111 No.4,  379-390.

18.    Shailesh Agrawal, Prasanta Sanyal, A. Sarkar, M. Jaiswal, K. Dutta, 2012. Variability of Indian summer monsoon over past 100 ka: implications to climate forcing on C3/C4 plants in Quaternary Research . 77-159-170.

19. Agrawal, S., Sanyal, P., Bera, M.K., Dash, J.K., Balakrishnan, S.,2013.Paleoclimatic, paleovegetational and provenance change in the Ganga Plainduring the late Quaternary. Journal of Earth System Science, 122, 1141-1152.

20.Shailesh Agrawal, Prasanta Sanyal, Srinivasanan Balakrishnan, Jitendra Dash2013. Exploring the temporal change in provenance encoded in the late Quaternarydeposits of the Ganga Plain, Sedimentary Geology, 293,1-8.

21.Shailesh Agrawal, Valier Galy, Prasanta Sanyal, Timothy Eglinton, 2014. C4plant expansion in the Ganga Plain during the last glacial cycle: Insights fromisotopic composition of vascular plant biomarkers, Organic Geochemistry, 67, 58-71.

22. Shailesh Agrawal, Prasanta Sanyal, Srinivasanan Balakrishnan and Jitendra K. Dash, 2014. Climate induced temporal change in Sr-Nd isotope ratios in the valley-fill deposits of the Ganga River. Geochemical Journal, Vol. 48 (No. 5), pp. 451-462

23. V. Maibam, P Sanyal, S.K. Bhattacharya, 2015. Geochronological Study ofMetasediments and Carbon Isotopes in Associated Graphites from the Sargur Area,Dharwar Craton: Constraints on the Age and Nature of the Protoliths. Journal of Geological Society of India, Volume 85, Issue 5

24. Sayak Basu, Shailesh Agrawal, Prasanta Sanyal, Poritosh Mahato, Satyam Kumar, Anindya Sarkar, 2015. Carbon isotopic ratios of modern C3–C4 plants from the Gangetic Plain, India and its implications to paleovegetational reconstruction. Palaeogeography, Palaeoclimatology, Palaeoecology, 440, 22-32.