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Browsing by Author "Fisher, JT"

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Environmental change in Bushbuckridge

Author: Erasmus, BFN ; Coetzer, K ; Mambo, J ; Archer, Emma RM ; Fisher, JT ; Asner, GP Date: May 2011 Bushbuck Ridge is a typical cultural landscape where the interdependency of people and the environment shape the savanna ecosystem goods and services upon which many people are dependent. The forced resettlement of people in the apartheid ... Read more
Savanna woody vegetation classification – now in 3-D

Author: Fisher, JT ; Erasmus, BFN ; Witkowski, ETF ; Van Aardt, J ; Wessels, Konrad J ; Asner, GP Date: May 2013 The 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
Unsustainable fuelwood extraction from South African savannas

Author: Wessels, Konrad J ; Colgan, MS ; Erasmus, BFN ; Asner, GP ; Twine, WC ; Mathieu, Renaud SA ; Van Aardt, JAN ; Fisher, JT ; Smit, IPJ Date: Jan 2013 Wood and charcoal supply the majority of sub-Saharan Africa’s rural energy needs. The long-term supply of fuelwood is in jeopardy given high consumption rates. Using airborne light detection and ranging (LiDAR), we mapped and investigated ... Read more
What lies beneath: detecting sub-canopy changes in savanna woodlands using a three-dimensional classification method

Author: Fisher, JT ; Witkowski, TF ; Erasmus, BFN ; Mograbi, PJ ; Asner, GP ; Van Aardt, JAN ; Wessels, Konrad J ; Mathieu, Renaud SA Date: Jul 2015 Question: Increasing population pressure, socio-economic development and associated natural resource use in savannas are resulting in large-scale land cover changes, which can be mapped using remote sensing. Is a three-dimensional (3D) woody ... Read more

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Browsing by Author "Fisher, JT"

Browsing by Author "Fisher, JT"

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