Nature and EnvironmentDoing Your Bit: Greener coal from banana skinsTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment09/07/2017September 7, 2017Students in Cameroon have come up with an ingenious way to combat the city of Douala's mounting waste management problem: a more eco-friendly form of coal made of household waste from old banana peels to leftover food.https://p.dw.com/p/2jXCBAdvertisement