In Lagos, Nigeria, one of the world’s fastest growing cities, a visionary design has been proposed to rethink waste and provide much-needed urban green space atop the metropolis’ former Olusosun Landfill. The proposal, titled Bamboo Stadium, is the winner of ‘Waste: Multipurpose Stadium’, the latest open ideas architecture competition launched by architectural research initiative arch out loud. The sustainable design explores transforming the brownfield into a bamboo forest that would provide...