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TeachMeFinance.com - explain desertification desertification The term 'desertification' as it applies to the area of the environment can be defined as 'Land degradation in arid, semi-arid, and dry sub-humid areas resulting from various factors, including climatic variations and human activities. Further, the UNCCD (The United Nations Convention to Combat Desertification) defines land degradation as a reduction or loss, in arid, semi-arid, and dry sub-humid areas, of the biological or economic productivity and complexity of rain-fed cropland, irrigated cropland, or range, pasture, forest, and woodlands resulting from land uses or from a process or combination of processes, including processes arising from human activities and habitation patterns, such as: (i) soil erosion caused by wind and/or water; (ii) deterioration of the physical, chemical and biological or economic properties of soil; and (iii) long-term loss of natural vegetation. Conversion of forest to non-forest'. The term 'desertification' as it applies to the area of reclamation can be defined as ' When soil erosion is so severe that plants and animals can no longer exist'. The term 'desertification' as it applies to the area of Earth observation can be defined as ' The man-made or natural formation of desert from usable land'. Previous 5 Terms: descending descending node Descriptive epidemiology Descriptor desert Next 5 Terms: Desiccant Desiccant Desiccate Desiccation Design basis earthquake (DBE) About the author Mark McCracken Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English". Copyright © 2005-2011 by Mark McCracken, All Rights Reserved. TeachMeFinance.com is an informational website, and should not be used as a substitute for professional medical, legal or financial advice. Information presented at TeachMeFinance.com is provided on an "AS-IS" basis. Please read the disclaimer for details.