Gas is flared at Robinson Deep, Johannesburg's biggest landfill, and at Marie Louise, another of its five sites. But generators will be installed this year at the former to turn the methane into power. When all its landfills are all online, it will produce enough power to supply 12 500 middle-income households.
Researchers at South Africa’s University of Cape Town are examining how to convert organic waste into biogas, which would alleviate disposal problems and help poor residents, particularly those in informal settlements, save on energy costs.
• Portable plant makes fuel from waste