Membership
Member, Scientific Review and Monitoring Committee of Monsoon Mission Programme. Member, Revised Advisory committee of NCMRWF. Member, Project Appraisal and Monitoring Committee (PAMC) on Atmospheric Sciences by MoES. Member, International Programme Committee on Atmospheric Sciences of MoES. Member, International Coordinating Committee (ICC), UN-CECAR. Member, International Advisory Panel (IAP) on Atmospheric Science of MoES. Member, Governing body of Wadia Institute of Himalayan Geology, Dehradun. Member, School of Environmental & Natural Resources, Doon University, Dehradun. Member, Sectoral Monitoring Committee on Physical Science Cluster Group II- Innovative Physics and Advanced Electronics, CSIR. Member, International Program Committee (IPC) for SAARC STORM Meteorological Center (SMRC), Dhaka, Bangladesh, 2009-. Member, International Program Advisory Committee, MoES, Govt. of India, 2008- Chairman, Programme Advisory Committee (PAC) in Atmospheric Sciences, Scientific and Engineering Research Board (SERB), DST, Govt. of India, 2012- Chairman, Fund for Improvement of S&T Infrastructure (FIST) in Earth System Sciences, DST, 2009- Chairman, Programme Implementation Committee (PIC) for Severe Thunderstorms Observations and Regional Modeling (STORM) programme, Ministry of Earth Sciences, Govt. of India, 2008- Guest editor, Special issue on “Monsoons” of Natural Hazards (Journal of International Society for the Prevention and Mitigation of Natural Hazards),2007 Guest editor, Special issue on “Tropical Cyclones” of Natural Hazards (Journal of International Society for the Prevention and Mitigation of Natural Hazards),2007 Guest editor, Tropical Cyclones, Floods and Droughts, (Indian Meteorological Society), TROPMET-2002 Guest editor, Special Issue on ‘Natural Hazards in South and Southeast Asia’ Natural Hazards (Journal of International Society for the Prevention and Mitigation of Natural Hazards), Vol. 31, 2, 317-584, 2004. Guest Editor, Special Issue on Air Sea Interaction Studies, Indian Journal of Marine Sciences, June 2006 Chairman, Sub-Group for STORM Programme on Data Assimilation and Modeling, DST, Gov. of India,2006 Member, Governing Council, Wadia Institute of Himalayan Geology (WIHG), Dehradun, 2011- Member, National Monsoon Mission, IITM, Pune, 2012- Member, Scientific Advisory Committee, NCMRWF, 2011- Member, Atmospheric and Climate Sciences, MoES, 2012- Member, International Collaborative Programme in Earth Sciences, DST, 2012- Member, Forecast Demonstration Project, IMD, 2008-2011. Member, Core Group on Role of Scientific and Technical Institutions in Disaster Management, NDMA, New Delhi, 2006 Member, Project Execution Committee (PEC), Prediction of Regional Weather with Observational Meso-Network and Atmospheric Modeling (PRWONAM), ISRO, Govt. of India.,2006 Member, Core Group on Floods, NDMA, New Delhi, 2006 Member and Convenor ,Core Group on Tropical Cyclone, National Disaster Management Authority(NDMA), New Delhi, Gov. Of India,2006 Member, Working Group on Disaster Management, Planning Commission, Govt. of India, 2006 Member, Programme Advisory and Monitoring Committee Committee (PAMC) on Weather and Climate Research (WCRP) , Department of Science and Technology, Govt. of India,2006 Member, Governing Body of Maitreyi College, University of Delhi, New Delhi,2006 Coordinator, Tropical Cyclone Core Group, National Disaster Management Authority (NDMA), 2005 Member, Scientific Advisory Committee, National Atmospheric Research Laboratory (NARL), Gadanki 2004-2009 Member, Scientific Advisory Committee, National Physical Laboratory (NPL), Delhi, 2007-2009. Member, Governing Council, Indian Institute of Tropical Meteorology (IITM), Pune 2006- Member, Committee for Establishment of National Marine Meteorological Forecasting Centre, IMD, New Delhi, 2004 Member, Climate Mission Committee of ISRO, 2003 Member, Expert Group of Scientific Advisory committee of National Centre for Medium Range Weather Forecasting ((NCMRWF) 2002 Member, Expert Group to prepare DPR to set up Experimental / Observational Facilties for R&D of Atmospheric Sciences in Aryabhata Research Institute of Observational Science (ARIES), Nainital Coordinator, Climate Modeling including Mesoscale and Paleoclimatic of India Program on Climate and Weather of Sun-Earth System (CAWSES), 2003 - Member, Academic Programme Committee of K. Banerjee Centre for Atmospheric and Ocean Studies (KBCAOS), University of Allahabad (2002- ) Member, ARMEX-II Science Team of DST, 2003 Member, CSIR, Earth and Environmental Sciences Research Committee (2001-2004). Member, Project Committee for UGC-SVU Centre for MST Radar Applications, Sri Venkateswara University, Tirupathi, Andhra Pradesh. Member, Special Committee of the School of Environmental Sciences, Jawaharlal Nehru University (JNU) Member, Expert Group on Miscellaneous of the New Millennium Indian Technology Leadership Initiative (NMITLI), CSIR Member, Technical Advisory and Review Committee (TARC) of Central Water Commission for preparation of Generalised Probable Maximum Precipitation (PMP) Atlas for different River Basins, CWC, New Delhi. Member, Working Group-I on Climate and Modelling of Geosphere-Biosphere Programme of ISRO (GBP), Dept. of Space. Member, Working group on Ocean-Atmospheric Field Experiment under Indian Climate Research Programme (ICRP),DST Member, American Meteorological Society. Member, Indian Meteorological Society. Member, Asia Oceania Geosciences Society (AOGS), 2009- Member, Executive Committee: Indian Society for Mathematical Modelling and Computer Simulation. Member, Working Group on Data Requirement, Indian Climate Research Programme, DST, Govt. of India. Member, Working Group on Retrieval of Oceanic Parameters from Microwave Satellite Data, Department of Space. Member, Advisory Committee for UGC Special Assistance Program, Department of Atmospheric Sciences, Cochin University of Science & Technology (2002-2007). Member, Board of Studies in Geophysics, Banaras Hindu University (2002-2004). Vice-President, Indian Meteorological Society (2002-2004), India. Chairman, Working Group of data processing and analysis of ARMEX DST under ICRP. Chairman, Working Group on Climate Modelling under Indian Climate Programme of DST, Govt. of India. Member, Editorial Board for the Quarterly Journal, Proceedings of the National Academy of Sciences, India (Section A-Physical Sciences). Member, Editorial Board of Journal Vayu Mandal (Proceeding of Indian Meteorological Society). Member, Editorial Board of Journal Mausam.