About
Dr Nema is a water resources engineer currently a Scientist-E in the Water Resources Systems Division of the National Institute of Hydrology, Roorkee, Uttarakhand (INDIA). He has 18+ years of experience in the water sector, including R&D, consultancy, and project management. Dr Nema has handled various other technical and administrative responsibilities independently. He leads the functions as Head, Training Cell and Officer-In-Charge, Remote Sensing and GIS Lab for the institute's IPR cell. In his previous assignment, he has also served as Scientist-In-Charge of the Western Himalayan Regional Centre of NIH at Jammu.
His area of expertise is Hydrologic Modelling, focusing on Impact studies of Climate change, Experimental Hydrology, Estimation of Evapotranspiration, Water Audits, and Application of advanced tools such as Artificial intelligence, Remote Sensing, GIS, etc. His areas of professional consultancy include Water availability studies, carrying capacity studies, power potential studies, etc. He is a life member of a few professional water societies, like IAH, ISRS, IAHS, etc. He has been involved in more than 20 consultancy and sponsored research projects and guided 11 M Tech Thesis. Published more than 60 papers in peer-reviewed International/National journals, International/National conferences and ten technical reports. Dr Nema has published more than 20 technical articles in Hindi. He has organized 16 training courses for researchers, faculty members and water resources practising engineers. Dr Nema visited the United Kingdom and Indonesia for scientific work.
Projects
Monitoring of Hydrological Processes in Glaciated and Non Glaciated Watersheds of North-West Himalaya (NIH Watersheds: Gangotri & Henval)
Agency: ISRO-DoS
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Duration: 2022 - 2024
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Role: PI
Long term hydrological assessment for the development of water security plan into three sub-basins namely Barak, Minor rivers draining into Bangladesh and Minor rivers draining into Myanmar subbasins in the state of Mizoram
Agency: NHP
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Duration: 2021 - 2024
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Role: Co-PI
Integrated Assessment of the Impacts of Climate Change on the Hydrology of Narmada basin through Hydrological Modelling Approaches
Agency: NHP
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Duration: 2018 – 2022
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Role: Co-PI
Measurements and Modeling of Evapotranspiration and other Hydrological Processes in Lesser Himalayas
Agency: MoES
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Duration: 2016 - 2020
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Role: PI
Water Census and Hotspot analysis in selected villages in Upper Ganga basin
Agency: DST
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Duration: 2015 – 2021
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Role: Co-PI
Observation and modelling of various hydrological processes in a small watershed in Upper Ganga basin
Agency: DST
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Duration: 2015 – 2021
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Role: PI
Development of a project website and hydrological database in Upper Ganga basin
Agency: DST
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Duration: 2015 – 2021
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Role: Co-PI
Internal Studies
9
Spatio-temporal Water Availability under Changing Climate and Land-use Scenarios in Wainganga River Basin
Agency: NIH
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Duration: 2022 - 2024
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Role: PI
Monitoring and hydrological modeling of Henval watershed in Lesser Himalaya
Agency: NIH
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Duration: 2020 - 2024
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Role: PI
Hydrological Processes & Characterization of Lesser Himalayan Catchments
Agency: NIH
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Duration: 2014 - 2019
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Role: PI
Development of Ganga Information Portal
Agency: NIH
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Duration: 2014 - 2018
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Role: Co-PI
Modeling of Narmada basin by using the Global Water Availability Assessment (GWAVA) model
Agency: NIH
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Duration: 2014 - 2017
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Role: Co-PI
Hydrologic modelling of a part of Sutlej Basin using SWAT Model
Agency: NIH
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Duration: 2014 - 2017
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Role: Co-PI
Climate change effects on hydrology of the Tawi basin in Western Himalaya
Agency: NIH
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Duration: 2013 - 2016
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Role: PI
Impact of land use changes on environmental flows of Tawi River at Jammu
Agency: NIH
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Duration: 2013 - 2016
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Role: Co-PI
Variability of the Hydro-climatic variables in Punjab Plains of Lower Sutlej
Agency: NIH
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Duration: 2013 - 2015
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Role: PI
Consultancy Projects
6
Additional study of less than 10 MW hydropower projects under Cumulative Impact Assessment of hydroelectric projects in Sutlej river Basin in Himachal Pradesh
Agency: AHEC-ICFRE
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Duration: 2017 - 2020
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Role: Co-PI
Hydrological aspects of Sarasvati River Rejuvenation and Heritage Development Project: Review & observations on study reports & hydrological analysis of balancing reservoir
Agency: HSHDB
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Duration: 2017 - 2018
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Role: Co-PI
The water availability studies for the Bokang Baling hydroelectric project
Agency: THDC
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Duration: 2017 - 2018
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Role: Co-PI
The power potential study for the Bokang Baling hydroelectric project
Agency: THDC
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Duration: 2017 - 2018
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Role: Co-PI
Carrying capacity study in respect of Hydro Power Projects and River Valley Projects on River Bhagirathi Basin and its tributaries in Uttarakhand
Agency: UJVNL
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Duration: 2015 - 2018
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Role: PI
Carrying capacity study in respect of Hydro Power Projects and River Valley Projects on River Alaknanda Basin and its tributaries in Uttarakhand
Agency: UJVNL
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Duration: 2015 – 2018
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Role: Co-PI
Conference & Training
Seminar / Conference / Symposia
Organized an "Awareness Session on Water and Sanitation” for the 100 UG/PG Students of the Methodist Girl's P.G. College
National
Duration: March 25, 2025
Location: Methodist Girl's P.G. College, Roorkee
Co-organized a workshop on “Enhancing Water Use Efficiency in Agriculture: Strategies, Technologies, and Field Applications” jointly with Department of WRDM, IIT Roorkee under the Aegis of Bharat Singh Chair, for 40 participants
National
Duration: April 10, 2025
Location: NIH, Roorkee
3rd edition of international “Roorkee Water Conclave (RWC) – 2024”, with the theme of “Responsible Water Management & Circular Economy”
International
Duration: March 03-06, 2024
Location: IITR Roorkee
COSMOS India Site Operators and Stakeholder Meeting
International
Duration: October 03-04, 2018
Location: Central Water Commission library, New Delhi.
Himalayan Permafrost under the Changing Climate
International
Duration: August 12, 2016
Location: India Habitat Centre, New Delhi
Awareness Session on IPR & Patent
National
Duration: April 26th, 2022
Location: NIH Roorkee
Integrated Water Resources Management (IWRM) project on Tawi Catchment
National
Duration: April 16, 2013
Location: WHRC, National Institute of Hydrology, Jammu.
Training / Workshop / Brainstorming
Organized a 6-day paid training course on “Hydrological Modeling Using SWAT in the Context of Climate Change” for 19 participants from various academic and research institutions, including researchers, scientists, and faculty, Scholars and other PG students.
National
Duration: May 19-24, 2025
Location: NIH, Roorkee
Organized a five-day hybrid-mode training course on “Hydrological Analysis and Operation of Reservoir Systems” for 49 participants from various state and central government departments, academic and research institutions, including engineers, researchers, scientists, faculties, and Scholars
National
Duration: July 21-25, 2025
Location: NIH Roorkee Hydrib-Mode
Two-day National Workshop on “Basics of Hydrology and Importance of Water Resources Management in the Context of Sivagangai District”
National
Duration: January 19-20, 2024
Location: Alagappa University, Karaikudi, Tamil Nadu.
Organized a 6-day paid training course on “Hydrological Modeling Using SWAT in the Context of Climate Change” for 24 participants from various academic and research institutions, including researchers, scientists, and faculties, Scholars and other PG students.
National
Duration: June 03-08, 2024
Location: NIH Roorkee (Paid Course)
Organized a six-day paid training course on “Hydrological Modeling using SWAT+” for 35 participants from various academic and research institutions, including researchers, scientists, and faculties. Scholars and other PG students.
National
Duration: May 22-27, 2023
Location: NIH Roorkee (Paid Course)
Exposure to Various Research Activities of NIH Roorkee
National
Duration: May 08-12, 2023
Location: NIH Roorkee
Soil Moisture India Network (SMIN) Steering Committee Meeting along with the Soil Moisture India Network (SMIN) Stakeholders Workshop
International
Duration: Dec 01, 2022
Location: NPMU-NHP, New Delhi
Hydrological Modeling using Soil and Water Assessment Tool (SWAT): Theory and Hands-on
National
Duration: August 22-26, 2022
Location: NIH Roorkee (NHP Sponsored)
Soil and Water Assessment Tool (SWAT)
National
Duration: Feb 28 to March 04, 2022
Location: NIH Roorkee (Online)
Sediment Yield and Reservoir Sedimentation
National
Duration: February 21-25, 2022
Location: NIH Roorkee (Online NHP Sponsored)
Hydrological Modeling using Soil and Water Assessment Tool (SWAT): Theory and Hands-on
National
Duration: August 16-20, 2021
Location: NIH Roorkee (Online NHP Sponsored)
Hydrological Modeling using SWAT
National
Duration: September 21-25, 2020
Location: NIH Roorkee (Online)
New features of ArcGIS and Introduction to ArcGIS Pro
National
Duration: September 11-12, 2019
Location: NIH Roorkee
Sediment Yield and Reservoir Sedimentation
National
Duration: February 25 to March 01, 2019,
Location: NIH Roorkee
Introduction to the Public Financial Management System (PFMS)
National
Duration: May 03, 2018
Location: NIH Roorkee
Global Water Availability Assessment Model (GWAVA)
International
Duration: March 02-05, 2015
Location: NIH Roorkee
Hydrological Data Entry & Processing Using SWDES
National
Duration: February 26-28, 2013
Location: WHRC, National Institute of Hydrology, Jammu.
Student Guidance
Doctoral Supervision
Comprehensive Water Resources Vulnerability Assessment under the Changing Climate in a River Basin
Student: Abhishek Gupta
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University/Institute: IIT, Roorkee
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Year: Ongoing
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Role: Co-Guide
Assessment and Monitoring of Agricultural Drought Using Fine-scaled Satellite-Based Soil Moisture.
Student: Harshita Rani Ahirwar
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University/Institute: BHU Varanasi
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Year: Ongoing
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Role: Co-Guide
Analysis of The Spatio-Temporal Fluctuation in Storage Capacity of The Hirakud Reservoir using Google Earth Engine
Student: Abhishek Thakur
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University/Institute: IIT, Roorkee
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Year: 2024
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Role: Guide
Assessment of the effects of land use land cover changes on hydrology in Wainganga river basin, India
Student: Purneemaa R S
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University/Institute: Bharathidasan University, Tiruchirappalli (TN)
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Year: 2024
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Role: Guide
Quantative assessment of soil loss as a ecosystem service for Wain Ganga Basin using invest model
Student: Deepika Kapri
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University/Institute: Doon University, Dehradun (UK)
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Year: 2024
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Role: Guide
Assessment of Runoff and Sediment Yield for Identification and Prioritization of Critical Sub-Watersheds of Hasdeo River Catchment
Student: Anuradha Sahu
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University/Institute: BHU Varanasi
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Year: 2022
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Role: Guide
Groundwater Vulnerability and Potential Zone Mapping for Southern Districts of M.P Using Geospatial Techniques
Student: Gaurav Maourya
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University/Institute: BHU Varanasi
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Year: 2022
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Role: Guide
Evaluation and Determination of Reliability on Advanced Neural Network Models for Prediction of Soil Moisture
Student: Nagashree, G E
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University/Institute: NITK Surathkal
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Year: 2022
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Role: Guide
Rainfall-Runoff Modelling, Flood Frequency Analysis & Inundation Mapping of Kankai River Basin in Nepal
Student: Kumar Kisalay Karna
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University/Institute: IIT, Roorkee
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Year: 2021
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Role: Co-Guide
Assessment of Water Resources in Dudh Koshi river basin and Impacts of Future Climate Scenarios
Student: Vijay Kumar Yadav
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University/Institute: IIT, Roorkee
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Year: 2021
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Role: Co-Guide
Integrating Multi-Criteria Decision Making (MCDM) and GIS Techniques for Drought Risk Assessment in Banda District of Bundelkhand Region - A Case Study
Student: Anshul Jain
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University/Institute: IIT, Roorkee
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Year: 2018
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Role: Co-Guide
Impact of land-use change and urbanization on urban heat island in Lucknow city
Student: Luv Shankar Bharti
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University/Institute: IIT, Roorkee
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Year: 2018
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Role: Co-Guide
Hydrological simulation of a sub-basin of Mahanadi river basin using SWAT model
Student: Ramesh Verma
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University/Institute: BHU Varanasi
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Year: 2017
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Role: Guide