Trash to treasure: Johannesburg's river waste transformed into artbr br Waste cleared from a Johannesburg river is being transformed into art as part of a new river rejuvenation project. About 150 kilometres of the South African city's rivers are being rehabilitated, and along one three kilometre stretch, waste is being up-cycled in unique ways.br br READ MORE : br Subscribe on our Dailymotion channel and receive all the latest news from the continent. br br Africanews is available in English and French. br Website : www.africanews.