Arun Kumar M. Tech Ph. D. has over 30 years of teaching and research experience in Department of Earth Sciences, Manipur University. He initially started his research in the field of fluvial geomorphology with application of GIS and Remote using techniques in the watersheds studies in Manipur. He has carried out the landslide hazards studies along the National Highways in Manipur, North Eastern,Jammu & Kashmir and Himachal Pradesh India. His studies in Arctic is interestic to estimate isoststic rebound phenomenon for ongoing climate change. He has established multi-parameter geophysical observatory at Imphal to record earthquake precursor phenomenon. He travelled various countries for attending International conferences, training programmes and research activities. He has published more than fifty research articles various International and national journals are published. Besides, two volumes are edited and contributed a scientific database on water balance of small watershed from Manipur. Under his supervision, ten students have been awarded and six are in progress for their Ph. D. degree.  He is presently the members of Programme Advisory Committee (Seismology Programme) of MoES and Expert Advisory Committee of Hydroelectric & River valley Projects of MoEF. He was Sectional President (ESS Section, 98 ISCA) and presently he is General Secretary (Scientific Activities) of ISCA for three years term.