Browsing by Author "Arntzen, J."
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Global environmental change and food systems in Southern Africa: The dynamic challenges facing regional policy
Drimie, S.; Arntzen, J.; Dube, P.; Ingram, J.S.I.; Mano, R.T.; Mataya, C.; Muchero, M.T.; Vhurumuku, E.; Ziervogel, G. (Academic Journals, http://www.academicjournals.org/JGRP, 2011-04)There is a growing concern that Global environmental change (GEC) will exacerbate the stress on Southern African food systems leading to increasing food insecurity, which is signified by rising levels of chronic and ... -
Satellite based long-term assessment of rangeland condition in semi-arid areas: an example from Botswana
Vanderpost, C.; Ringrose, S.; Matheson, W.; Arntzen, J. (Elsevier, 2010-12-14)A methodology was devised for comparison of generalised range condition over time, irrespective of the nature of original imagery used. It was applied for range condition change mapping throughout Botswana through 1984-2000. ...