Deepak Kumar is Senior Assistant Professor and Head, Department of Geology, D.B.S. (P.G.) College Dehradun, Uttarakhand. He has worked as a Registrar in Sri Dev Suman University (June, 2018 to June, 2019), Tehri Garhwal, and Uttarakhand. He is an expert in the field of geological science and environmental issues. He has 20 years of research and teaching experience and has guided more than 30 dissertations and 2 PhD's in various topics of environment and geology. He has published many research papers and articles in national and international journals, and presented 35 research papers in national and 3 in international seminars.