Sustainable Energy Solutions for Southern Africa: Powering Growth and Prosperity – by Oliver C. Ruppel by ruppel | Aug 26, 2015 | Uncategorized Discussion Paper 2015 / 3 now available on the Brenthurst Foundation website: http://www.thebrenthurstfoundation.org/Files/Brenthurst_Commisioned_Reports/Brenthurst-paper-2015-03-Sustainable-Energy.pdf