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Dr. Manu Mehta

Image of Manu Mehta
Designation Scientist/Engineer 'SF'
Department Photogrammetry and Remote Sensing Department
Field of Expertise Remote sensing, Image processing, Aerosol studies, Time series analysis
Mail Address Photogrammetry and Remote Sensing Department Indian Institute of Remote Sensing ISRO, Govt. of India 4, Kalidas Road, Dehradun- 248001 India.
  • Remote sensing Physics
  • Atmospheric correction for satellite data
  • Aerosol optical depth retrieval from satellite data
  • Time series analysis of atmospheric and land surface parameters
  • Life Member of ISRS
  • Life Member of IMS
  • PhD on the topic "A Global Study on spatio-temporal variability of aerosols inferred from space borne measurements" from Environmental Science and Engineering Department of IIT(ISM) Dhanbad. (March 2019)
  • 2010 - Certificate course in BPRS, IIRS
  • 2009 - M.Tech (Opto-Electronics & Optical Communication), IIT Delhi
  • 2007 - M.Sc. (Physics),Kurukshetra University, Kurukshetra
  • Scientist/ Engineer SE, IIRS, 2017
  • Scientist/ Engineer SD, IIRS, 2012 – 2016
  • Scientist/Engineer SC, IIRS, 2010-2011
  • Engineer (Product Verification), Tejas networks, Banglore 2009
  • Best I paper Award in Seminar on “Advances in Remote Sensing and GIS Applications”, NESAC, Shillong, May 10-11, 2018: Manu Mehta and Tejaswini, "On Increasing Trends for Cases of Respiratory Diseases in Meghalaya during 2003-2015 in light of increasing Aerosol Optical Depths – A case study using MODIS (Terra/Aqua) and MISR sensors". (Oral)
  • 2007-09 M.Tech.(Optoelectonics Optical Communication) Batch Topper
  • 2005-07 M.Sc.(Physics) Gold medal
  • 2002-05 B.Sc.(Non-Med) Gold Medal
  • 2004 Amongst top 1% in National Graduate Physics Examination
  • Qualified CSIR-NET 2006 (JRF/LECT) (SPM Qualified)
  • Qualified GATE 2007 All India Rank : 41
  • Qualified JEST 2007
  • Reviewer: Atmospheric Environment, Elsevier
  • Reviewer: Transactions on Geoscience and Remote Sensing, IEEE
  • Editorial Board Member: International Journal of Atmospheric and Oceanic Sciences
  • Reviewer: Atmospheric Pollution Research, Elsevier
  • Reviewer: Environmental Research
  • Reviewer: Atmospheric Research
  • Reviewer: Environmental Pollution Research
  • Reviewer : CLEAN - Soil, Air, Water, Wiley Online Library
  • Reviewer : Remote Sensing Letters
  • Reviewer: Current Science
  • Reviewer: Remote Sensing, MDPI
  • Reviewer: J. Atmos. Solar-Terrestr. Phys., Elsevier
  • Reviewer : Remote Sensing of Environment
  • Section Editor : Journal of Remote Sensing and GIS
  • Editor : Recent Trends in Sensor Research & Technology (RTSRT)
  • Reviewer : GIScience and Remote Sensing
  • Reviewer : Earth Science Research Journal
  • Yadav, H., Mehta M., Jain, S., Singh, S., Bhandari, S. and Nihalani, S. (2023). Trend Analysis for Different Types of Aerosols in Conjugation with Temperatures for the Indian Region During the Post‑monsoon Season (1980–2019), Aerosol Science and Engineering, https://doi.org/10.1007/s41810-023-00201-9, (Impact Factor: 1.5)
  • Kumar A. and Manu M., Investigating the applicability of a simple iterative approach for aerosol optical depth (AOD) retrieval over diverse land surface types from Landsat 8 and Sentinel 2 using visible and near- infrared (VNIR) spectral bands, Atmospheric Environment,314, 120082, https://doi.org/10.1016/j.atmosenv.2023.120082, (Impact Factor: 5.755)
  • Mohamed, A. P., Manu M., Attri, L. et al. Spatio-temporal Variations in Air Pollution During the Lockdown of COVID-19 in Delhi: A GIS Approach. Aerosol Sci Eng (2023). https://doi.org/10.1007/s41810-023- 00193-6
  • Kumar A. and Mehta M., Evaluation of surface reflectance retrieval over diverse surface types using SREm algorithm in varied aerosol conditions for coarse to medium resolution data from multiple spcae borne sensors. International Journal of Remote sensing (2023), 44(11), 3358-3384, DOI: 10.1080/01431161.2023.2221799 (IF: 3.53)
  • Kaur, H., Tyagi, S., Mehta M. and Singh D., Time series (2001/2002-2021) analysis of Earth observation data using Google Earth Engine (GEE) for detecting changes in Land Use Land Cover (LULC) with specific reference to forest cover in East Godavari Region, Andhra Pradesh, India. Journal of Earth System Science, 132(2), DOI: 10.1007/s12040-023-02099-w (IF: 1.91)
  • Mehta, M., Khushboo, R. Recent Decadal Aerosol Trends over Oceanic Regions Surrounding Indian Landmass. Aerosol Sci Eng (2022). https://doi.org/10.1007/s41810-022-00157-2.
  • Manu Mehta, Praveen Sharma, Prakash Chauhan, Changing trends of aerosol loadings over three major zones of Indian Region during the last seventeen years (2005–2021). Journal of the Indian Society of Remote Sensing, https://doi.org/10.1007/s12524-022-01533-8.
  • Manu Mehta, Anushree Jain and Prakash Chauhan, Aerosol optical depth retrieval over land from OCEANSAT-2/ OCM- 2 data – A simple physics based approach, Atmospheric Pollution Research, 13(3), 2022, 101339, https://doi.org/10.1016/j.apr.2022.101339.(Impact factor: 4.352)
  • Manu Mehta, Waris Hooda and Prakash Chauhan, 2021. A satellite view of the changes in summer-time aerosol vertical distribution before and during COVID-19 lockdown conditions in India, Current Science, 120(12), pp. 1818-1819.
  • Manu Mehta, 2021. Increasing smoke and carbonaceous aerosols over the Indian region (2007–2016), Current Science, 121(1), pp. 24-25
  • Manu Mehta, Prakash Chauhan, Praveen Thakur, Taibanganba Watham and Ritika Srinet, 2021. Space-based observations on annular solar eclipse of June 2020, Current Science, 120(4), pp. 617-619
  • Manu Mehta, Richa Khushboo, Rahesh Raj, Narendra Singh, 2021. Spaceborne observations of aerosol vertical distribution over Indian mainland (2009–2018). Atmospheric Environment, 244, 117902. https://doi.org/10.1016/j.atmosenv.2020.117902. (5-year Impact factor : 4.633)
  • Manu Mehta, Narendra Singh, Raman Solanki. 2019. Changing aerosol loadings over Central Himalayan region (2007–2016)–A satellite perspective. Atmospheric Environment, 207, pp.117-128, https://doi.org/10.1016/j.atmosenv.2019.03.024 (5-year impact factor:4.04).
  • Biswas, S., Mehta M., Ghosh, A. 2019. On Trends in Snow Cover during the Winter Season Over The North – Eastern Himalayas (2000 – 2018). Journal of Remote Sensing & GIS. http://techjournals.stmjournals.in/index.php/JoRSG/article/view/259.
  • Arka Ghosh, Manu Mehta and Soubhik Biswas, 2018. "Study of vertical distribution of aerosols during Central Portugal forest fire event using remote sensing data" Journal of Basic and Applied Engineering Research, 5(4), pp. 263-267.
  • Manu Mehta, Narendra Singh and Anshumali. "Global trends of columnar and vertically distributed properties of aerosols with emphasis on dust, polluted dust and smoke - inferences from 10-year long CALIOP observations", Remote Sensing of Environment, Volume 208, April 2018, Pages 120–132, https://doi.org/10.1016/j.rse.2018.02.017 (5-year Impact factor~7.6)
  • Manu Mehta, Rimjhim Rao, Gaurav J. Doley, Attili Rajsekhar, Simmi Sindhwani "AOD Retrieval Over Different LULC Features Using AWiFS Data—A Case Study Over Dehradun" Journal of Remote Sensing & GIS, 8(2), pp. 54-57, 2017..
  • Manu Mehta, Ritu Singh, Ankit Singh, Narendra Singh and Anshumali, "Recent global aerosol optical depth variations and trends — A comparative study using MODIS and MISR level 3 datasets", Remote Sensing of Environment 181 (2016) 137-150, http://dx.doi.org/10.1016/j.rse.2016.04.004 .
  • Manu Mehta et al. (2015). Aerosol loadings in association with vegetative properties- A case study over North Indian Region, Journal of RS and GIS, Vol. 6, No.3, 1-5.
  • Manu Mehta, Shefali S., Vijay K., Ankit S., Ritu S. (2015). Aerosol optical depth variation over Asian region during the last fourteen years, Research and Reviews: Journal of Ecology, 4(2), 12-17.
  • Manu Mehta, Grishma Shaw (2015). Analysis of Color and Particulate Depolarization Ratio Profiles for Aerosols using CALIPSO Level 2 Data. Journal of Remote Sensing & GIS, Vol. 6, No. 2, Pp 1–5
  • Manu Mehta. A study of aerosol optical depth variations over the Indian region using thirteen years (2001–2013) of MODIS and MISR Level 3 data. Atmospheric Environment, 109,(2015) 161–170, doi:10.1016/j.atmosenv.2015.03.021 (Impact factor (5-year) : 3.8)
  • Manu Mehta; Kautilya Nishant; Payal Goyal (2013). Retrieval of mid-visible land surface albedo over Dehradun, northern India and its sensitivity to atmospheric parameters; Current Science, Vol. 105, No. 5, 10 September 2013
  • Manu Mehta; Payal Goyal; Kautilya Nishant, Implementation of simple model for atmospheric radiative transfer code in single scattering approximation for retrieval of aerosol optical depth over Dehradun, India J. Appl. Remote Sens. 7 (1), 073521 (August 19, 2013); doi: 10.1117/1.JRS.7.073521
  • Manu Mehta, Le Van Anh, S.K. Saha, Shefali Agrawal. Evaluation of indices and parameters obtained from optical and thermal bands of Landsat 7 ETM+ for mapping of salt-affected soils and water-logged areas, Asian Journal of Geoinformatics, Vol.12,No.4 (2012), Pp. 9-16.
  • Manu Mehta, Shefali Agrawal (2012). Cross-calibration of Indian Mini Satellite-1 HySI data using Hyperion : effect on Normalized Difference Vegetation Index, Current Science, Vol 103, No. 5, Sep2012, Pp 480-481.
  • Manu Mehta, Shefali Agrawal (2011). An approach to address the issues related to cross-calibration and atmospheric correction of IMS-1 HySI data, Journal of Geomatics (ISG), Vol. 5, No. 2, Oct 2011, Pp. 61-65.
  • Manu Mehta, Shefali Agrawal, A. K. Mishra (2011). An attempt to estimate vegetation albedo for red and SWIR band of AWiFS data using MODTRAN as Radiative Transfer Code, National Academy Science Letters, Vol. 34, No. 3 & 4, 2011, Pp. 143-146.
  • Course officer for Remote sensing in E-learning course (2014 - till date)
  • Course Officer for M.Tech./PGD Course: Module I (2019 - till date)
  • Course Officer for M.Sc./PGD: Module II (Earth Observation) (2017- till date)
  • Co-course Officer for CSSTEAP course - Module 1 (2011)
  • Course-Coordination and Focal Point Remote Sensing Module I, M.Tech./PGD Course (2012,2013)
  • Course Officer for Special course on Image Interpretation and Remote Sensing Applications for IAF Officers (2015, 2016)
  • Course Officer for NNRMS Course: Module I, III, IV (2017)
  • Course Officer for M.Sc./PGD: Module II (Earth Observation) (2017- till date)
  • Course Officer for CSSTEAP Course: Module I (2018)
Page last updated: 4 January 2024, 16:38

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