In an article published on Yale Environment 360 on December 12, 2013 Adam Welz describes how and why coal has staying power in South Africa:
“Although coal has dominated the South African electricity sector for decades, the country’s abundant solar and wind resources offer a promising renewable energy alternative. But entrenched political interests connected to the ruling party are fighting to expand coal’s role in the national economy.”
You may read the article on the Yale Environment 360 internet site.