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This new edition of Dictionary of Economics has been extensively revised to include the latest trends and thinking in a field that has grown geometrically in importance. This acclaimed resource now contains more than 1,600 entries covering common and less usual economic terms; the contributions made by noted economists, the historical development of the science of economics; and the latest…

Land degradation reduces the production of biomass and vegetation cover for all forms of land use. The lack of specific data related to degradation is a severe limitation for its monitoring. Assessment of the current state of land degradation or desertification is very difficult because this phenomenon includes several complex processes. For that reason, no common agreement…

The papers from the symposium will contribute and enhance the knowledge of how to improve the management of drylands. Resource management in drylands, development projects in drylands, sand and dust hazard in deserts, slope erosion and its control in the traditional farm land, monitoring environmental change in the drylandsare among the topics discussed in this publication. The library has a…

At the sixth session of the Interagency Working Group which was set up by the UN Conference on Desertification (UNCOD) to supervise and monitor the implementation of the UN Plan of Action to Combat Desertification, WMO was requested to arrange for the updating of the original document on Climate and desertification which has been prepared by Prof. F.K.Hare University of Toronto in 1977.…

This report deals with combined FAO/UNEP project to develop a methodology for the assessment and mapping of desertification and through its application to enhance awareness of the problems and to catlyze remedial action. The earliest desert assessment can be dated back to Lamprey’s research in central western Sudan, when he introduced the desert encroachment theory [1], which laid the groundwork…

The book provides an overview of the history of resource use in the arid lands and explains the problems facing contemporary land use in these crucial areas.A brief review of the expansion of scientific knowledge of the arid lands precedes an examination of resources offered by the arid ecosystems.