Three-dimensional Woody Vegetation Structure across Different Land-use Types and -land-use Intensities in a Semi-arid Savanna. - Jolene T. Fisher; Barend Erasmus; Edward Witkowski; Jan van Aardt; Gregory Asner; Ty Kennedy-Bowdoin; David E. Knapp; Ruth Emerson; James Jacobson; Renaud Mathieu; Konrad J. Wessels (IGARSS (2), 2009)