Engineering News 27 July 2011.

Investors and stakeholders needed urgent clarification on the policy mechanism that South Africa would use to support renewable energy, with investment worth R100-billion needed over the next five years, a Renewable Energy Africa conference heard on Wednesday…

http://www.engineeringnews.co.za/article/r100bn-investment-needed-to-meet-sas-renewable-energy-aspirations-2011-07-27