Salvaging raw materials from car batteries
Waste car batteries usually end up on the scrapheap. But a German engineer has made it his mission to recycle them - by extracting the valuable raw materials they contain.
Doing Your Bit: Weaving waste into fashion
An organization in Nigeria is combining environmental action with female empowerment. It trains women to recycle waste plastic by weaving it into fashion accessories - which they can sell for a profit.