29 Apr 2014 Southern Africa Bioenergy Expert Workshop on Waste-to-energy and Biogas - How2Guide for Bioenergy Workshop — Durban, South Africa
24 May 2011 Transition to a Low-Carbon Economy: Socio-Economic Considerations Workshop — Baden, Austria
12 May 2008 World Energy Outlook 2008: Energy & Development in Sub-Saharan African Resource-Rich Countries Workshop — Paris, France