Title: The Sahel of Africa: Ecology of a Disaster.
Authors: Sinclair, A. R. E., and J. M. Fryxell.
Citation: Sinclair, A. R. E., and J. M. Fryxell. 1985. The Sahel of Africa: Ecology of a Disaster. Canadian Journal of Zoology 63: 987-94.
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Keywords: population increase, people, livestock, overgrazing, grazing, shrubs, annuals, nutrients, Ethiopia, Afica, drought, land degradation, overuse, famine, desertification, thresholds, land degradation, degraded, grazing, arid, desert, desertification