Dr. Roxy Mathew Koll
Centre for Climate Change Research | Indian Institute of Tropical Meteorology
Pashan, Pune 411008, India | Off: +91 20 25904200 Cell: +91 9405015676
Life: Seek thine own truth. Live life.
Career: To understand how the oceans and the atmosphere work together.
Scientist, Centre for Climate Change Research, Indian Institute of Tropical Meteorolgy, Ministry of Earth Sciences.
Apr 2010 – Present
Adjunct Faculty, Centre for Advanced Training in Earth System Science and Climate, IITM/MoES.
Aug 2011 – Present
Adjunct Professor, University of Pune, India.
Aug 2013 – Present
Visiting Scientist, National Centers for Environmental Prediction, NOAA, Maryland, USA.
Mar 2012 – May 2012
Postdoctoral Research Associate, Euro-Mediterranean Centre for Climate Change, Italy.
Feb 2008 – Mar 2010
Research Assistant (Japanese Govt. Center of Excellence) at Hokkaido University, Japan.
Apr 2004 – Jul 2007
Junior Research Fellow (CSIR), National Institute of Oceanography, India.
Feb 2003- Feb 2004.
PhD in Ocean & Atmospheric Sciences, Hokkaido University, Sapporo, Japan. Jun 2007.
MSc Physical Oceanography, Cochin University of Science & Technology, Kochi, India with 2nd rank. Feb 2003.
Publications [Google Scholar citations]
Roxy M., 2013: Sensitivity of precipitation to sea surface temperature over the tropical summer monsoon region—and its quantification. Climate Dynamics, DOI: 10.1007/s00382-013-1881-y [pdf]
Sharmila S., P. A. Pillai, S. Joseph, M. Roxy, R. P. M. Krishna, R. Chattopadhyay, S. Abhilash, A. K. Sahai and B. N. Goswami, 2013: Role of ocean-atmosphere interaction on northward propagation of Indian summer monsoon intraseasonal oscillations. Climate Dynamics, 41, 1651–1669, DOI: 10.1007/s00382-013-1854-1 [pdf]
Valsala V., Y. K. Tiwari, P. Pillai, M. Roxy, S. Maksyutov and R. Murtugudde, 2013: Intraseasonal variability of terrestrial biospheric CO2 fluxes over India during summer monsoons. JGR – Biogeosciences, 118, 2, 752–769, DOI: 10.1002/jgrg.20037 [pdf]
Roxy M., N. Patil, K. Aparna and K. Ashok, 2013: Revisiting the Indian summer monsoon-ENSO links in the IPCC AR4 projections: A cautionary outlook. Global & Planetary Change, 104, 51-60, DOI: 10.1016/j.gloplacha.2013.02.003 [pdf]
Sahai A. K., S. Sharmila, S. Abhilash, R. Chattopadhyay, N. Borah, R. P. M. Krishna, S. Joseph, M. Roxy, S. De, S. Pattnaik and P. A. Pillai, 2013: Simulation and extended range prediction of monsoon intraseasonal oscillations in NCEP CFS/GFS version 2 framework. Current Science, 104 (10), 1394-1408 [pdf]
Roxy M., Y. Tanimoto, B. Preethi, P. Terray and R. Krishnan, 2012: Intraseasonal SST-precipitation relationship and its spatial variability over the tropical summer monsoon region. Climate Dynamics, 41 (1), 45-61, DOI: 10.1007/s00382-012-1547-1 [pdf]
Samala B. K., R. Krishnan and M. Roxy, 2012: Assessment of 1 month forecasts of weak Indian monsoons based on the NCEP Climate Forecast System (CFS). Meteorological Applications, 19 (2), 189-199, DOI: 10.1002/met.1331 [pdf]
Roxy M. and Y. Tanimoto, 2011: Influence of sea surface temperature on the intraseasonal variability of the South China Sea summer monsoon. Climate Dynamics, 39 (5), 1209-1218, DOI: 10.1007/s00382-011-1118-x [pdf]
Roxy M., S. Gualdi, H-K L. Drbohlav and A. Navarra, 2010: Seasonality in the relationship between El Nino and Indian Ocean Dipole. Climate Dynamics, 37 (1), 221-236, DOI: 10.1007/s00382-010-0876-1 [pdf]
Roxy M., S. Gualdi and E. Scoccimarro, 2010: The influence of the Indian Ocean Dipole on the Eastern Mediterranean climate variability, as simulated by a coupled general circulation model. Under Revision.
Roxy M. and Y. Tanimoto, 2007: Role of SST over the Indian Ocean in influencing the intraseasonal variability of the Indian summer monsoon. J. Met. Soc. Japan, 85(3), 349-358, DOI: 10.2151/jmsj.85.349 [pdf]
S.S.C. Shenoi, M. Roxy, and co-authors, 2005: Hydrography and water masses in the southeastern Arabian Sea during March-June 2003, Journal of Earth System Science, 114(5), 475-491, DOI: 10.1007/BF02702024 [pdf]
Roxy M. and S. R. Shetye, 2003: Evolution of thermocline off Kochi: a test of the role of local wind-forcing in driving of the coastal circulation. Proc. ARMEX Workshop on Data Analysis and Initial Scientific Results. NIOT, India.
S.S.C. Shenoi, M. Roxy, and co-authors, 2003: Temperature-salinity structure in the southeastern Arabian Sea during ARMEX Phase II. Proc. ARMEX Workshop on Data Analysis and Initial Scientific Results. NIOT, India.
, SST-precipitation relationship over the tropical monsoon region, in a changing climate. CORDEX 2013
, Brussels, Belgium, Nov 2013
Roxy M., A new paradigm for SST-convection relationship, and its relevance to climate. Ministry of Earth Sciences (MoES) National workshop on Climate Change, New Delhi, Oct 2013.
Roxy M., Spatial and temporal dimensions of SST-precipitation relationship during the Asian summer monsoon. AOGS 2013, Brisbane, Australia, Jun 2013.
Roxy M., Y. Tanimoto, B. Preethi, P. Terray, R. Krishnan and V. Valsala, Spatial variability of intraseasonal SST-precipitation relationship over the Indian Ocean and South China Sea during the Asian summer monsoon, PORSEC 2012, Kochi, India, Nov 2012.
Roxy M., Y. Tanimoto, B. Preethi, P. Terray, R. Krishnan, V. Valsala and R. Murtugudde, Spatial variability of intraseasonal SST-precipitation relationship over the Indian Ocean and South China Sea during the Asian summer monsoon. CFSv2 Evaluation Workshop, Maryland, USA, May 2012.
Roxy M., Earth System Model development using the Climate Forecast System, CFSv2. NCEP Lecture Series, Maryland, USA, Apr 2012.
Roxy M., Y. Tanimoto, B. Preethi, P. Terray and R. Krishnan, Intraseasonal SST-precipitation relationship and its variability over the tropical summer monsoon region, as in observations and the Climate Forecast System v2. OCHAMP, Pune, India, Feb 2012. [ppt]
Roxy M. and S. Gualdi, The influence of the Indian Ocean Dipole on the Eastern Mediterranean climate variability, as simulated by a coupled general circulation model. Alpine Workshop on Monsoon Variability, Vale D’Aosta, Italy, June 2009.
Roxy M. and S. Gualdi, Teleconnections between the Indian Monsoon and the Mediterranean Sea as simulated by a coupled General Circulation Model (INGV-SXG). European Conference on Applied Climatology, EMS, Amsterdam, Netherlands, Oct 2008.
Roxy M. and S. Gualdi, Teleconnections affecting the Mediterranean Sea, as observed in a coupled General Circulation Model. MedCLIVAR-ESF Workshop on Climate variability over the Mediterranean area: atmospheric and oceanic components, Rhodes, Greece, September 2008.
Roxy M. and Y. Tanimoto, Intraseasonal variability of air sea interaction over the Indian Ocean and its influence on regional and intraseasonal variability of the Indian monsoon. AOGS 2006, Singapore, July 2006.
Roxy M. and S. R. Shetye, Evolution of thermocline off Kochi: a test of the role of local wind-forcing in driving of the coastal circulation. ARMEX Workshop, NIOT, India, 2003.
, Climate model data analysis and visualization, IIT-DST Workshop on Climate Modelling: Simulations and Analysis
, IIT Delhi, Dec 2013
Roxy M., Interaction between the Indian ocean and the Atmosphere during the summer monsoon, Indo-EU Workshop on Monsoon and Ocean Variability, Climate Change and Sea Level Variations, Kochi, Nov 2013 [pdf]
Roxy M., Modeling the Monsoon in a Changing Climate, DBT Invited Lecture Series, Assam Agriculture University, Jorhat, Assam, Mar 2013.
Roxy M., CCCR/IITM Activities using the Climate Forecast System, CFSv2. COLA Invited Lecture Series, Maryland, USA, Apr 2012.
Roxy M., R. Krishnan, K. Ashok, K. Aparna, P. Swapna, B. Preethi, G. Pandithurai, and R. Rajesh, Earth System Modeling for improving Monsoon Projections under a Changing Climate, Indo-Italian Workshop on Impact of Climate Change and Anthropogenic Activities on Soil and Water Resources, IIT Roorkee, October 2010.
Roxy M., R. Krishnan, K. Ashok, K. Aparna, P. Swapna, B. Preethi, G. Pandithurai, and R. Rajesh, Climate Change and Earth System Modeling – from a Kerala perspective, National workshop on natural resource management and human development paradigms in Climate Change perspective, Kerala, December 2010.
Climate Change/Variability Research and Earth System Modeling, Ocean Atmospheric Dynamics and Interaction, Tropical Intraseasonal Variability, Indian Ocean and the Asian monsoon, SST – Convection Feedback.
Joint Principal Investigator, Ministry of Earth Sciences – National Monsoon Mission project on “Impacts of ocean-atmosphere coupling and SST high-frequency variability on the coupled simulation of the mean state of the Indian summer monsoon”.
Administrator and Co-founder, Oceanographers Net, largest online oceanographic community, www.oceanographers.net
Convener and chair at the Atmospheric Science Section AS17 on “Ocean-Atmospheric Processes in the Dynamics of the Asian Monsoon”, AOGS 2013, Australia.
Convener and chair at the Ocean Science Section OS07 on “Climate variability in the Asia-Oceania region”, AOGS 2010, Hyderabad.
Reviewer of scientific journals: J.Climate, Climate Dynamics, Mon.Wea.Rev., J.Met.Soc.Japan, Atmopheric Research, Int.J.Climatology, Tellus
Editor, Ocean Section, Asia Oceania Geosciences Society (AOGS) Newsletter, 2006-’07.
Executive Member, Co-founder and Web Administrator, Hokkaido University International Students Association, 2005-’07.
Kuroshio Extension System Study (KESS) cruise, 15 June – 18 July, 2005 on US R/V Roger Revelle.
Arabian Sea Monsoon Experiment (ARMEX) cruise, 13 March – 10 April, 2003 on R/V Sagar Kanya.
On board Oceanographic skills: Radio Sonde, SODAR, CTD operation, LADP.
Experience in Earth System Model (ESM) development. Expertise in utilizing coupled atmosphere ocean sea-ice general circulation models such as NCEP Climate Forecast System v2 (CFSv2) and INGV-SXG (SINTEX).
Experience in using IBM P6/NEC SX-8 supercomputers for climate modeling.
Processing: MatLab, CDO (Climate Data Operators), NCL (NCAR)
Visualization: Ferret, GRaDS, GMT
Shell scripting on Unix/Linux platforms.
Lecture on Data Analysis and Visualization using CDO and Ferret [pdf]
Other Computing Skills
Higher Diploma in Software Engineering (1998-2001), APTECH Computer Education (ISO), India.
Operating Systems: Unix/Linux/Aix/Solaris/Windows
Languages: C++, Visual Basic 6.0, FORTRAN 95/77, PHP, HTML, novice in PERL.
Database: SQL, MS Access, Oracle 9.0.
Office tools: MS Office, Website designing, Adobe Photoshop & Illustrator.
Best Poster Award (out of 48 scientific posters), International Symposium on “Sustainable Development”, Hokkaido University, August 2006
Research Assistantship under 21st Century Center of Excellence (COE), Japanese Government, 2003 – ’07
JGC Corporation – Saneyoshi Scholarship, 2006 – ’07
Hokkaido University International Student Center Scholarship, 2006 – ’07
Council of Scientific and Industrial Research, India – Junior Research Fellowship (National Level), 2002 – 04
UGC – National Eligibility Test, 2002 (Science Lectureship in Universities and colleges across India.)
Postgraduate merit scholarship for M.Sc Oceanography, Cochin University of Science & Technology, 2000 – ’02
TOEFL: Total score: 273/300 Essay: 6.0/6.0
Trekking along the foothills of the Himalayas 😉
First Prize in English Essay (2000), CMS college, Kottayam
First Prize in English Poetry (1999), CMS college
Second Prize in English Poetry (2000), CMS college
First Prize in Malayalam Poetry (1993), Girideepam Bethany High School , Kottayam
Best actor and first prize in Drama
Prizes in Long Race Competitions, First Prize in Caroms
Gold Medal Award for Science at school level
Prize in Mathematics Project, Prizes in Quiz competitions
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