Dr. T.S. Chouhan (b. 1953) is a Senior Faculty Member in the Department of Geography, University of Rajasthan, Jaipur. He is engaged in teaching and research in the fields of Environmental Geography, Remote Sensing and its Applications, Geography of Arid Lands, Agricultural Geography, Cartography, GIS, GPS Applications and Integrated Area Development, etc. Dr. Chouhan has participated in number of International Conferences and Presented Research Paper and Chaired the Technical Sessions. He has to his credit more than 70 research papers published in reputed journals in India and abroad and is the author of more than two dozen well acclaimed books. He has been guiding research work for the last more than two decades and supervised more than 65 doctoral theses. Dr. Chouhan is a recognized consultancy/expert to the Government of Rajasthan, Planning Department (Gr. IV), Jaipur in various fields like Wasteland Development, Forestry, Land Management, Water Conservation, Remote Sensing and Cartography. Presently he is working on the following research projects : Application of Satellite Remote Sensing Technology in Planning Natural Resources of Rajasthan; Environmental Protection and Management of Biodiversity in Rajasthan; Development of Wastelands on Watershed basis in Rajasthan; District Planning Atlas of Rajasthan (Based on GIS Applications) and Natural Disaster Management in Rajasthan using Remote Sensing and GIS. Dr. Chouhan holds the membership of various International, National and Regional Academic Societies contributing in most valuable manner.