Transcription of DESERTIFICATION IN AFRICA
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1 DESERTIFICATION IN AFRICA G. O. Ouma* and ** * Department of Meteorology, University of Nairobi **IGAD Climate Prediction and Applications Centre Introduction The term DESERTIFICATION has been defined by the United Nations Convention to Combat DESERTIFICATION (UNCCD) as " land degradation in arid, semi-arid and dry sub-humid areas through natural processes as well as human activities . The natural factors are largely associated with climate variability especially droughts, while some human activities in the drylands is the major cause, especially in AFRICA . The drylands cover over 40% of the total land area of the world, and in AFRICA most areas may be arid and semi arid lands (ASALs).
The drylands cover over 40% of the total land area of the world, and in Africa most areas may be arid and semi arid lands (ASALs). Natural Causes of desertification Drought is one of the major natural causes of desertification in the drylands. Drought is normally
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