Enviornment is the most discussed topic in the world today because of two reasons. First is the enviornmental degradation that has threatened the survival of all life forms on the suface of the earth. About Author : Zahid Husain Qureshi M.A. Ph.D. Geography Udaipur. After working in a UNESCO project during 1975 he joined the Geomorphology section, Central Arid Zone Research Institute, ICAR. Contents : Preface Editor note Land and Water Environment Environmental Degradation Management of enviornment