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 BothmaThe need to move to solar energy seems a logical choice. Most areas in South Africa get around 2500 hours of sunshine per year. The southern African region and the whole of Africa has sunshine … [Read more...] about Advances in getting solar onto the grid, and into the home | The Conversation