International experience suggests South Africa can benefit by focusing on a simple restructuring of its power utility, allowing well-run state-owned entities to flourish.
Tyrannosaurus rex spanned all of ancient North America, and about 20,000 lived at once.
Roger Harris/Science Photo Library vie Getty Images
Using the incredible wealth of fossil data and a modern ecological theory, researchers estimated population density for the extinct apex predator.
A solar water heating unit on the roof of a home in Kuyasa outside Cape Town. South Africa has a long way to go to get people off the grid and onto solar heating.
Epa/Nic Bothma
Wilfred Fritz, Cape Peninsula University of Technology and Deon Kallis, Cape Peninsula University of Technology
Africa is blessed with an abundance of sunshine.Given the heavy demand for energy, alternatives, such as solar, could provide solutions and help stimulate economic growth.