Prasanta Sanyal

Dept: Earth Sciences (DES)
E-mail: psanyal [at]

All Publications:

  1. Pillai, Anusree; Anoop, Ambili; Sankaran, Mahesh; Sanyal, Prasanta; Jha, Deepak K. and Ratnam, Jayashree. 2017."Mid-late Holocene vegetation response to climatic drivers and biotic disturbances in the Banni grasslands of western India." Palaeogeography, Palaeoclimatology, Palaeoecology, 485, 869-878
  2. Basu, Sayak; Ambili, Anoop; Sanyal, Prasanta and Singh, Pramod. 2017."Lipid distribution in the lake Ennamangalam, south India: Indicators of organic matter sources and paleoclimatic history,." Quaternary International, DOI, DOI
  3. Ghosh, Sambit; Sanyal, Prasanta and Kumar, Rohtash. 2017."Evolution of C4 plants and controlling factors: Insight from n-alkane isotopic values of NW Indian Siwalik paleosols." Organic Geochemistry, 110, 110-121
  4. Basu, Sayak; Agrawal, Shailesh; Sanyal, Prasanta; Mahato, Poritosh; Kumar, Satyam and Sarkar, Anindya. 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
  5. MAIBAM, B.; Sanyal, Prasanta and Bhattacharya, S. K.. 2015."Geochronological Study of Metasediments and Carbon Isotopes in Associated Graphites from the Sargur Area, Dharwar Craton: Constraints on the Age and Nature of the Protoliths." JOURNAL GEOLOGICAL SOCIETY OF INDIA, 85, 577-585
  6. Agrawal, Shailesh; Sanyal, Prasanta; Balakrishnan, Srinivasanan and Dash, Jitendra K.. 2014."Climate induced temporal change in Sr-Nd isotope ratios in the valley-fill deposits of the Ganga River.." Geochemical Journal, 48, 451-462
  7. Agrawal, Shailesh; Galy, Valier; Sanyal, Prasanta and Eglinton, Timothy. 2014."C4 plant expansion in the Ganga Plain during the last glacial cycle: Insights from isotopic composition of vascular plant biomarkers." Organic Geochemistry, 67, 58-71
  8. Agrawal, Shailesh; Sanyal, Prasanta; Bera, M. K.; Dash, J K. and Balakrishnan, S.. 2013."Paleoclimatic, paleovegetational and provenance change in the Ganga Plain during the late Quaternary." Journal of Earth System Science , 122, 1141-1152
  9. Agrawal, Shailesh; Sanyal, Prasanta; Balakrishnan, Srinivasanan and Dash, Jitendra. 2013."Exploring the temporal change in provenance encoded in the late Quaternary deposits of the Ganga Plain." Sedimentary Geology, 293, 1-8
  10. Agrawal, Shailesh; Sanyal, Prasanta; Sarkar, Anindya; Jaiswal, Manoj Kumar and Dutta, Koushik. 2012."Variability of Indian monsoonal rainfall over the past 100 ka and its implication for C3–C4 vegetational change." Quaternary Research, 77, 159-170
  11. Bera, M. K.; Sarkar, A.; Tandon, S. K.; Samanta, A. and Sanyal, P.. 2010."Does burial diagenesis reset pristine isotopic compositions in paleosol carbonates?." Earth and Planetary Science Letters, 300, 85–100
  12. Sanyal, Prasanta; Sarkar, A.; Bhattacharya, S. K.; Kumar, Rohtash; Ghosh, S. K. and Agrawal, S.. 2010."Intensification of monsoon, microclimate and asynchronous C4 appearance: Isotopic evidence from the Indian Siwalik sediments." Palaeogeography, Palaeoclimatology, Palaeoecology, 296 , 165–173
  13. Purohit, Ritesh; Sanyal, Prasanta; Bhattacharya, S. K. and Roy, A. B.. 2010."13C enrichment in the Palaeoproterozoic carbonate rocks of the Aravalli Supergroup, northwest India: Influence of depositional environment." Gondwana Research, 18, 538–546
  14. Sanyal, Prasanta and Sinha, R.. 2010."Evolution of the Indian summer monsoon: synthesis of continental records." Geological Society, London, 342, 153-183
  15. Bera, M. K.; Sarkar, A.; Chakraborty, P. P.; Loyal, R. S. and Sanyal, P.. 2010."Marine to continental transition in Himalayan foreland: Reply." GSA Bulletin, 122, 956–959
  16. Sanyal, Prasanta; Acharya, B. C.; Bhattacharya, S. K.; Sarkar, A.; Agrawal, S. and Bera, M. K.. 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
  17. SARKAR, A; CHAKRABORTY, P. P.; MISHRA, B.; BERA, M. K.; Sanyal, P. and PAUL, S.. 2009."Mesoproterozoic sulphidic ocean, delayed oxygenation and evolution of early life: sulphur isotope clues from Indian Proterozoic basins." Geological Magazine, 147, 206–218
  18. Bera, M.; Sarkar, A.; Chakraborty, P. P.; Loyal, R. S. and Sanyal, P.. 2008."Marine to continental transition in Himalayan foreland." GSA Bulletin, 120, 1214–1232
  19. SINHA, SUBHAJIT; GHOSH, SUMIT K.; KUMAR, ROHTASH; ISLAM, R.; SANYAL, P. and SANGODE, S. J.. 2008."Role of Tectono-Climatic Factors in the Neogene Himalayan Foreland Sediments: Petrology and Geochemical Approach, Kangra Sub-basin." JOURNAL GEOLOGICAL SOCIETY OF INDIA, 71, 787-807
  20. Sanyal, Prasanta. 2007."Monsoonal rainfall variation for last 11 Ma and its impact on vegetation: study based on Indian Siwalik sediments." Himalayan Geology, 28, 22-36
  21. Sinha, R.; Tandon, S. K.; Sanyal, P.; Gibling, M. R.; Stuben, D.; Berner, Z. and Ghazanfari, P.. 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
  22. Banerjee, Santanu; Jeevankumar, S; Sanyal, P. and Bhattachrya, S. K.. 2006."STABLE ISOTOPE RATIOS AND NODULAR LIMESTONE OF THE PROTEROZOIC ROHTAS LIMESTONE: VINDHYAN BASIN, INDIA." Carbonates and Evaporites, 21, 133-143
  23. Sanyal, Prasanta; Bhattacharya, S. K.; Kumar, Rohtash; Ghosh, S. K. and Sangode, S. J.. 2005."Palaeovegetational reconstruction in Late Miocene: A case study based on early diagenetic carbonate cement from the Indian Siwalik." Palaeogeography, Palaeoclimatology, Palaeoecology, 228, 245– 259
  24. Sanyal, Prasanta; Bhattacharya, S. K. and Prasad, M.. 2005."Chemical diagenesis of Siwalik sandstone: Isotopic and mineralogical proxies from Surai Khola section, Nepal." Sedimentary Geology, 180, 57–74
  25. Sanyal, Prasanta; Bhattacharya, S. K.; Bajpai, S. and Sharma, R.. 2005."Palaeoenvironmental Conditions during Deposition of Deccan Intertrappeans: Evidence from Stable Isotope Analysis of Fossil Ostracods." Gond. Geol. Magz, 8, 147-150
  26. Sanyal, Prasanta; Bhattacharya, S. K.; Kumar, Rohtash; Ghosh, S. K. and Sangode, S. J.. 2004."Mio–Pliocene monsoonal record from Himalayan foreland basin (Indian Siwalik) and its relation to vegetational change." Palaeogeography, Palaeoclimatology, Palaeoecology, 205, 23– 41
  27. Chakraborty, P. P.; Sarkar, A.; Bhattacharya, S. K. and Sanyal, P.. 2002."Isotopic and sedimentological clues to productivity change in Late Riphean Sea: A case study from two intracratonic basins of India." Proc. Indian Acad. Sci., 111, 379-390