This article was supported by The Rockefeller Foundation Bellagio Center. It takes Habiba Ali at least a three-hour drive to get to her customers – what energy experts would call ‘the last mile’. When she sets off from her base in Kaduna, northwest Nigeria, it’s usually without knowing where to […]

In a dark and steamy room in Indonesia’s tofu heartland three men sweat over bubbling cauldrons, churning creamy beancurd with wooden paddles before draining it by hand and slicing it into silky cubes. Tofu has been cooked this way for generations, but today, innovative villagers on Java Island are producing […]