Profile: Subhadeep Halder

 

Post-doctoral Research Scientist

email: shalder3@gmu.edu
website:
office: 261 Research Hall

Education

Ph.D. in Atmospheric and Space Science
Thesis: Role of land surface processes in the variability of Indian summer monsoon

Scientific Interests

Land-atmosphere interactions and land surface model development
Impact of land surface initialization and land-atmosphere feedbacks in the variability and predictability of the Indian summer monsoon
Land-use land-cover change and climate modeling

Awards

  • Research Fellowship under the CSIR Fellowship Scheme for passing Joint CSIR-UGC JRF and Eligibility for Lectureship-National Eligibility Test (NET) in Earth, Atmospheric, Ocean and Planetary Sciences in 2007 (All India rank among top 25 candidates).
  • Research Fellowship under the UGC Fellowship Scheme for passing Joint CSIR-UGC JRF and Eligibility for Lectureship-National Eligibility Test (NET) in Earth, Atmospheric, Ocean and Planetary Sciences in 2006.
  • Recipient of M.Tech. Project scholarship in I.I.T.M., Pune during 2005-2006.
  • All India Graduate Aptitude Test in Engineering (GATE) in Physics in 2003.

Publications

  1. Impact of land surface initialization and coupled land-atmosphere feedbacks in the CFSv2 global model on the prediction of the Indian summer monsoon (2016), S. Halder, P. A. Dirmeyer, L. Marx and J.L. Kinter III (in preparation). 
  2. Application of the modern land-atmosphere coupling paradigm to the operational Coupled Forecast System (CFSv2) (2016), P.A. Dirmeyer and S. Halder, J. Hydrometeor. (under review).
  3. Sensitivity of numerical weather forecasts to initial soil moisture variations in CFSv2 (2016), P.A. Dirmeyer and S. Halder, Weather and Forecasting (under review).
  4. Relation of Eurasian snow cover and Indian monsoon rainfall: Importance of the delayed hydrological effect (2015), S. Halder and P. A. Dirmeyer, J. Climate, (under review).
  5. Investigating the impact of land-use land-cover change on Indian summer monsoon daily rainfall and temperature during 1951-2005 using a regional climate model (2016), S. Halder, S. K. Saha, P. A. Dirmeyer, T. N. Chase and B.N. Goswami, Hydrology and Earth System Sciences Discussions 12(7), 6575-6633, doi:10.5194/hessd-12-6575-2015 (accepted).
  6. Sensitivity of the mean and variability of Indian summer monsoon to land surface schemes in RegCM4: Understanding coupled land-atmosphere feedbacks, S. Halder, P.A. Dirmeyer and S.K. Saha, J. Geophys. Res. Atmos., 120, 9437-9458, doi: 10.1002/2015JD023101.
  7. Influence of pre-onset land-atmospheric conditions on the Indian summer monsoon rainfall variability (2015), A. Rai, S.K. Saha, S. Pokhrel, S. Krishna, and Subhadeep Halder, J. Geophys. Res. Atmos., 120(10), 4551-4563, doi: 10.1002/2015JD023159.
  8. Improvements in the representation of the Indian summer monsoon in the NCEP climate forecast system version 2 (2015), R. J. Bombardi, E. K. Schneider, L. Marx, S. Halder, B. Singh,A. B. Tawfik, P. A. Dirmeyer and J. L. KinterIII, Clim. Dyn., doi:10.1007/s00382-015-2484-6
  9. Study of the microphysical properties associated with the Monsoon Intraseasonal Oscillation as seen from the TRMM observations (2012), M. Halder, P. Mukhopadhyay and S. Halder, Ann. Geophys., doi: 10.5194/angeo-30-897-2012.
  10. Modulation of ISOs by land‐atmosphere feedback and contribution to the interannual variability of Indian summer monsoon (2012), S. K. Saha, S. Halder, A. S. Rao and B.N. Goswami, JGR-Atmospheres, doi:10.1029/2011JD017291.
  11. Performance of Noah land surface model over the tropical semi-arid conditions in western India (2011), M.N. Patil, R.T. Waghmare, S. Halder and T. Dharmaraj, Atmos. Res., doi: 10.1016/j.atmosres.2010.09.006.
  12. Pre-onset land surface processes and ‘internal’interannual variabilities of the Indian summer monsoon (2010), S. K. Saha, S. Halder, K. Krishna Kumar and B.N. Goswami, Clim. Dyn., doi:10.1007/s00382-010-0886-z.
  13. Idealized simulation of Norwester’s over Kolkata using a high resolution mesoscale model (2006), Subhadeep Halder, P. Mukhopadhyay and H. A. K. Singh, Vatavaran, 30(2).

Lectures and group projects during training

  • Presented three lectures on land surface modelling and land-atmosphere interactions in the CFSv2 model at the ICTP-IITM-COLA/GMU Targeted Training Activity (TTA) on “Modelling and Prediction of Asian Monsoons: Improving Physical Processes” held at IITM, Pune, India from 9-20 Feb. 2015.
  • Lead and presented a group project entitled “Potential predictability of zonal winds in the model CFSv1 over the Indian region” with other participants during the ESSO-IITM-ICTP TTA on “Intraseasonal Monsoon Predictability and Prediction” held at IITM, Pune, from 14-25 Jan. 2013.
  • Presented a group project on “Predictability and Forecast skill of precipitation in the CFSv1 model over the Indian Ocean” with M. Halder during a training course on “Predictability of Atmosphere and Ocean” conducted by Prof. V. Krishnamurthy (of COLA) at IITM, Pune from 9-20 Jan. 2012. 

Conference/Workshop presentations

  • “Impact of land surface initialization on seasonal forecast of the extremes of Indian summer monsoon”, by S. Halder, P. A. Dirmeyer, L. Marx and J. L. Kinter III, at the 96th AMS meeting, N. Orleans, USA, Jan. 2016 (Oral). 
  • “Potential regions of strong land-atmosphere coupling based on the S2S project database: Implications for the Indian summer monsoon”, by S. Halder, P. A. Dirmeyer, B. Cash and J. Adams, at the AGU Fall meeting, San Francisco, USA, 16 Dec. 2015 (Poster). 
  • “Relation of Eurasian snow cover and Indian summer monsoon rainfall: Delayed hydrological effect” by S. Halder and P. A. Dirmeyer, at the 40th Climate Diagnostics and Prediction Workshop, Denver, USA, 26-29 Oct. 2015 (Poster).
  • “Ocean-Land-Atmosphere coupling and initialization strategies to improve CFSv2 and monsoon prediction” by J.L. Kinter III, R. Bombardi, M. Fennessy, B. Huang. S. Halder, L. Marx, E. K. Schneider, J. Shukla, R. Shukla, C. S. Shin and B. Singh, at the ESSO, Ministry of Earth Sciences, Govt. of India, National Monsoon Mission (NMM) Review Meeting, IITM, Pune, India, 19 Feb. 2015.
  • “Promises and prospects for predicting the South Asian monsoon” by J. L. Kinter III, P. A. Dirmeyer, B. Huang, E. K. Schneider, R. Bombardi, S. Halder, C. S. Shin, R. Shukla and B. Singh, 95th AMS meeting, Phoenix, 8 Jan. 2015 .
  • “Confronting global land-atmosphere models with coupled process metrics” P. A. Dirmeyer, A. Tawfik, S. Halder, H. Norton, J. Wu. M. G. Bosilovich, J. A. Santanello, M.B. Ek and G. Balsamo, 95th AMS meeting, Phoenix, 5 Jan. 2015.
  • “Initialization and coupled land-atmosphere feedbacks in the CFSv2 model during the South Asian monsoon” by S. Halder, P.A. Dirmeyer, L. Marx and J.L. Kinter III, 95th AMS meeting, Phoenix, AZ, 8 Jan. 2015 (Poster).
  • “An initial assessment of coupled land-atmosphere memory in (and beyond) reanalysis” by P. A. Dirmeyer, Z. Guo, S. Halder, H. Norton and J. Wu, 39th Climate Diagnostics and Prediction Workshop, St. Louis, Missouri, 20 Oct. 2014 (Oral).
  • “Land Surface Processes and Internal Variability of Indian Summer Monsoon” by S. Halder, S. K. Saha, K. Krishna Kumar and B. N. Goswami, AGU 2012 Fall Meeting, San Francisco, USA, 3-7 Dec. 2012 (Poster).
  • “Land-Atmosphere Feedback and Internal Variability of Indian Summer Monsoon” by S. Halder, S. K. Saha, K. Krishna Kumar and B. N. Goswami, International Workshop on “Land-Atmosphere Interactions at the Regional Scale”, Madrid, Spain, 8-10 Oct. 2012 (Poster).
  • “Changes in Indian summer monsoon rainfall and temperature induced by land-use land-cover during past 50 years” by S. Halder and S. K. Saha, International Conference OCHAMP, I.I.T.M., Pune, 21-25 Feb., 2012 (Poster).
  • “Pre-onset land surface processes and ‘internal’ interannual variabilities of the Indian summer monsoon” by S. Halder, S. K. Saha, K. Krishna Kumar and B. N. Goswami, International EU-IndiaGrid2 Material Science, Climate Change & Interoperability Workshop, IIT, Delhi, India, 13-16 Dec. 2010 (Oral).

Title

  • Member of the American Geophysical Union
  • Member of the American Meteorological Society
  • Life member of the Indian Meteorological Society
  • Member (2012-2013) of the Indian Science Congress Association

Other interests

Painting, Nature photography, playing the Guitar and Tabla