Doctorates' Information System

     Shailesh Agrawal

Ph.D. from Indian Institute of Technology Kharagpur, India - Department of Geology and Geophysics
Supervisor(s)  Dr. Prasanta Sanyal
Ph.D. status  Joined in 2006 :: Completed in 2011
AddressResearch Scholar Dept. of Geology and Geophysics IIT KGP
Formal Education
Exam / Degree Board / UnivBranchYear
M.Tech.Government Engineering College Raipur, CG, IndiaApplied Geology2000
B.Sc.Government P.G. College Balaghat, MP, IndiaGeology1997
12M.P. Board Bhopal, IndiaScience1994
10M.P. Board Bhopal, IndiaScience1992

Research Areas
  • Stable isotope geochemistry and sedimentology
  • Paleo-climatic and paleo-vegetation reconstruction using stable isotope of oxygen and carbon
  • Application of isotopes in monsoon dynamics
  • Preservation of carbon isotope ratio in palaesol organic matter and carbonate nodule
  • Evolution of fluvial architecture in Ganga Basin Role of tectonic and climate

  • Technical-Routine operation-cum-maintenance of Finnigan DeltaPlus XP and MAT 253 CFIRMS
  • Technical-H, C, O, S stable isotopes measurement by continuous flow e mass spectrometer
  • Technical-Molecular level C stable isotope ratio measurement (GC-IRMS)
  • Technical-Rb-Sr and Sm-Nd isotope measurement by Thermal Ionisation Mass Spectrometer (TIMS)
  • Organic matter solvent extraction (Microwave, sonication), gas chromatography and mass spectromet
  • Technical-Establishment of experimental protocol for phytolith.

  • Gold Medallist in Pt. Ravi Shankar Shukla University, Raipur, India (2000) for M.Tech. Degree in Applied Geology.

  • Worked as a Project Associate in National Institute of Oceanography, Goa (30th Oct 2011 to 7th May 2012)
  • Worked as a research associate in Wadia Institute of Himalayan Geology, Dehradun (9th May 2012 to 27th Oct 2013)
  • Working as a Scientist in Birbal Sahni Institute of Palaeobotany, Lucknow

Teaching Experience
  • Hydrology and Petrolog(L) at National institute of Technology, Raipur, CG, India 2001 to 2006 (6 terms)

Fellowships / Scholarships
  • Beneficiary of Merit Scholarship for 3 consecutive years in M.P. Board Technical Education, India in M.Tech.
  • Junior Research Fellowship (Institute Category), Indian Institute of Technology, Kharagpur
  • Senior Research Fellowship (Institute Category), Indian Institute of Technology, Kharagpur

Papers Published in Journals
  • Evolution of Ganges Brahmaputra western delta plain, Clues from sedimentology and carbon isotopes by Sarkar, A., Sengupta, S., McArthur, J.M., Ravenscroft, P., Bera, M.K., Bhushan, R., Samanta, A., Agrawal, S., Quaternary Science Reviews Volume 28, Pages 2564-2581 (2009)
  • Origin of graphite, and temperature of metamorphism in Precambrian Eastern Ghats Mobile Belt, Orissa, India, A carbon isotope approach by Sanyal, P., Acharya, B.C., Bhattacharya, S.K., Sarkar, A., Agrawal, S., Bera M.K., Journal of Asian Earth Sciences Volume 36, Pages 252-260 (2009)
  • Phased intensification of monsoon, microclimate and asynchronous C4 appearance isotopic evidence from the Indian Siwalik sediments by Sanyal, P., Sarkar, A., Bhattacharya, S.K., Kumar, R., Ghosh, S.K., Agrawal, S. Palaeogeography, Palaeoclimatology, Palaeoecology (10.101/j.paleo.010.07.003) (2010)
  • Variability of Indian monsoonal rainfall over the past 100 ka and its implication for C3C4 vegetational change by Agrawal, S., Sanyal, P., Sarkar, A., Jaiswal, M.K., Dutta, K., Quaternary Research 77, 159-170 (2012)
  • Paleoclimatic, paleovegetational and provenance change in the Ganga Plain during the late Quaternary by Agrawal, S., Sanyal, P., Bera, M.K., Dash, J.K., Balakrishnan, S., Journal of Earth System Science 122, 1141-1152 (2013)
  • Exploring the temporal change in provenance encoded in the late Quaternary deposits of the Ganga Plain by Agrawal, S., Sanyal, P., Balakrishnan, S., Dash, J.K., Sedimentary Geology 293, 1-8 (2013)
  • Climate induced temporal change in Sr Nd isotope ratios in the valley fill deposits of the Ganga river by Agrawal, S., Sanyal, P., Balakrishnan, S., Dash, J.K. Geochemical Journal 48 (2014)
  • C4 plant expansion in the Ganga Plain during the last glacial cycle Insights from isotopic composition of vascular plant biomarkers by Agrawal, S., Galy, V., Sanyal, P., Eglinton, T., Organic geochemistry 67, 58-71 (2014)
  • Stable (d13C and d15N) isotopes and Magnetic Susceptibility record of late Holocene climate change from a lake profile of the northeast Himalay by Agrawal, S., Srivastava, P., Sonam, Meena, N.K., Rai, S.K., Bhushan, R., Misra D.K., Gupta, A.K Journal of Geological Society of India 86, 696-705 (2015)
  • Carbon isotopic ratios of modern C3 C4 plants from the Gangetic Plain India and its implications to paleovegetational reconstruction by Basu, S., Agrawal, S., Sanyal, P., Mahato, P., Kumar, S., Sarkar, A., Palaeogeography, Palaeoclimatology, Palaeoecology 440, 22-32 (2015)
  • Late Quaternary paleoclimatic oscillation in the Ganga Plain, India during 59 26 ka decoded from river cliff sediment archive by Sarkar, S., Agrawal, S., Meena, N.K. Himalayan Geology 37, 105-112 (2016)
  • Lignite deposits of the Kutch Basin, western India Carbon isotopic and palynological signatures of the early Eocene hyperthermal event ETM2 by Agrawal, S., Verma, P., Rao, M.R., Garg, R., Kapur, V.V., Bajpai, S. Journal of Asian Earth Sciences 146, 296-303 (2017)
  • Holocene monsoon influenced variation in productivity and lithogenic flux along off saurashtra basin, NE Arabian Sea A multiproxy approach by Azharuddin, S., Govil, P., Singh, A.D., Mishra, R., Agrawal, S., Tiwari, A., Kumar, K., Palaeogeography, Palaeoclimatology, Palaeoecology 483, 136-146 (2017)
  • Carbon and oxygen isotope stratigraphy of the Ediacaran Bilara Group, Marwar Supergroup, India Evidence for high amplitude carbon isotopic negative excursions by Ansari, A.H., Pandey, S.K., Sharma, M., Agrawal, S., Kumar, Y., Precambrian Research 308, 75-91 (2018)
  • Characteristics of modern biotic data and their relationship to vegetation of the Alpine zone of Chopta valley, North Sikkim, India Implications for palaeovegetation reconstruction by Dubey, J., Ghosh, R., Agrawal, S., Quamar, M.F., Morthekai, P., Sharma, R.K., Sharma, A., Pandey, P., Srivastava, V., Ali, S.N., The Holocene 28, 363-376 (2018)
  • High frequency abrupt shifts in the Indian summer monsoon since Younger Dryas in the Himalaya by Ali, SN., Dubey, J., Ghosh, R., Quamar, MF., Sharma, A., Morthekai, P., Dimri, AP., Shekhar, M., Arif, Md., Agrawal, S., Scientific Reports 8, 9287, 1-8 (2018)
  • Hydroclimatic variability and corresponding vegetation response in the Darjeeling Himalaya, India over the past 2400years by Ghosha, R., Biswas, O., Paruya, DK., Agrawal, S., Sharma, A., Nautiyal, C.M., Bera, M., Bera, S., Catena 170, 84-99 (2018)

Papers Presented at Conferences
  • Monsoon fluctuations during the late Quaternary and its implication to vegetation change, a case study from the Ganga Basin, India. by Agrawal S., Sanyal P., Tandon S.K., Sinha R., International Conference on Terrestrial Planets, Evolution through time. 22-25Jan., 2008 PRL, Ahmedabad (2008)
  • . Monsoonal Rainfall Fluctuations During The Late Quaternary And Its Relation To Marine Isotopic Stages-A Case Study From The Ganga Basin, India. by Sanyal, P., Agrawal, S., Sarkar, A., Tandon, S.K., Sinha, R., AGU Fall Meeting. 15-19 December, in San Francisco, Califo (2008)
  • Frequent Change in the Indian Monsoon Rainfall Intensity Over Past 30 ka and Its Impact on Vegetation Evidence from Isotope Ratio of Soil Carbonate, Ganga Basin, India. by Shailesh Agrawal, Prasanta Sanyal, S.K. Tandon, R. Sinha Chapmen Conference on Abrupt Climate Change, Ohio State University, USA  15-19 June (2009)
  • Variability of Indian summer monsoon over the past 100 ka implications for climate forcing on C3-C4 vegetation by Shailesh Agrawal, Prasanta Sanyal, A. Sarkar, M.K. Jaiswal, K. Dutta 2nd PAGES Global Monsoon Symposium, Tongji University, Shanghai 13-15 Sep 2010 (2010)
  • Expansion of C4 plant in the Ganga Plain during the last glacial cycle Insights from isotopic composition of vascular plant biomarkers by Agrawal, S., Galy, V., Sanyal, P., Eglinton, T., Expert Meet and Conference on Climate, Change and Environment Sustainability Records from Poles to Tropics 9-10 September (2014)
  • Climate induced spatiotemporal changes in the south central Ganga sedimentation during the late Quaternary by Agrawal, S., Sanyal, P., Balakrishnan, S., Dash, J.K., 2014. Quaternary Climate Change New Approaches and Emerging Challenges, Birbal Sahni Institute of Palaeobotany Lucknow 15-16 December, 2014 (2014)
  • Discovery of calcarious nanofossils from deccan intertrappean beds near Manawar, Central India. National Conference on Paleogene of Indian Subcontinent by Rai, J., Kapur, V.V., Singh, A., Bajpai, S., Agrawal, S. National Conference on Paleogene of Indian Subcontinent  23-24 April (2015)
  • Indentification of an early Eocene Hyperthermal Event (ETM2, 53.7Ma) in the Panandhro Lignite Deposits, Kutch district, Gujrat, Weatern India by Agrawal, S., Verma, P., Rao, M.R., Garg, R., Kapur, V.V., Bajpai, S. 2016 3rd NECLIME Asian meeting 23-24 February, 2016 (2016)
  • Holocene Climate and Glacial study from Dokriani, Western Himalaya A muti-proxy approach by Roy, I., Ranhotra, P.S., Bhattacharyya, A., Shekar, M., Agrawal, S., Patil, S.K., Nautiyal C. M., Pal, A.K. National Conference on Himalayan Cryosphere (NCHC), Bangaluru 23-24 January (2017)
  • Late Holocene Vegetation and Climate at the Mid Altitudes of the Western Himalaya by Roy, I., Ranhotra, P.S., Shekhar, M., Bhattacharyya, A., Agrawal, S., Kumar, P., Patil, S.K., Pal, A.K. AGU fall meeting 11-15 Dec 2017, New Orleans (2017)

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