People Fixing The World

Road accidents are the single largest cause of death amongst young people around the world. But a project in Kenya is making impressive progress in tackling the issue. It has deployed a small and very simple weapon, which has been proven to cut bus accidents by at least a quarter – a sticker. Also on the programme, how they’re making recreation space in Chile, but without knocking down any buildings. Presenter: Tom Colls Producer: Harriet Noble [Image: Mutatu buses in Kenya. Copyright: Getty Images]