Author:Fisher, JT; Erasmus, BFN; Witkowski, ETF; Van Aardt, J; Wessels, Konrad J; Asner, GPDate:May 2013The co-existence of woody plants and grasses characterize savannas, with the horizontal and vertical spatial arrangement of trees creating a heterogeneous biotic environment. To understand the influence of biogeophysical drivers on the spatial ...Read more
Author:Eckhardt, HC; Van Wilgen, BW; Biggs, HDate:Jun 2000South Africa’s Kruger National Park is one of the largest conservation areas in Africa. In 1940, 1974 and 1998 changes in the cover and density of shrubs and trees were assessed from aerial photographs, and in 1984 and 1996 fixed-point ...Read more