Desertification in the semi-arid Karoo, South Africa: review and reassessment Dean, W. R. J. ; Hoffinan, M. T. ; Meadows, M. E. ; Milton, S. J. Abstract Publication: Journal of Arid Environments Pub Date: July 1995 DOI: 10.1016/S0140-1963(05)80001-1 Bibcode: 1995JArEn..30..247D