Land is a limited resource and as the world population is rising consistently, judicious use of this resource is of prime importance. Land-use requires changing the already existing natural environmental setting into fields, pastures, buildings, road networks, etc. These activities impact the environment adversely and pose many problems such as soil erosion, salination, soil degradation and desertification. This book includes theories for sustainable management of land. It covers researches contributed by veterans from all parts of the world to provide a global and comprehensive overview of the subject. This book is compiled in such a manner, that it will provide in-depth knowledge about the theory and practice of environmental land-use, planning and management. It will serve as a valuable reference guide for readers.