This encyclopedia deals with most critical issues on Management of Droughts, Famines, Deserts and Desertification. The areas which have been covered are biggest deserts on the earth, climate change and desertification citing the situation in Africa, special focus on 21st century risk management in agriculture water use, poverty alleviation and rural development with special emphasis on Egypt's drainage system, irrigation modernization in Argentina, Mexico and Peru. Different steps in drought preparedness are illustrated with examples from the United States. Drought management in lndian context has been discussed with reference to global drought situation and its management. The encyclopedia's prima facie provides a comprehensive analysis of the changing trends in this dynamic subject. All major issues are explained in terms and examples from the real world problems. This encyclopedia will surely serve the purpose of trainees and trainers as it written by experts in a comprehensively and readers friendly way so as to meet the need of the present day readers.