Resource-starved Singapore turns sewage into ultra-clean water

A reverse osmosis treatment system at the Bedok NEWater plant in Singapore that transform sewage into water so clean it is fit for human consumption — AFP

Giant pumps whir deep underground at a plant in Singapore that helps transform sewage into water so clean it is fit for human consumption while reducing ocean pollution.

The tiny island nation has little in the way of natural water sources and has long had to rely principally on supplies from neighbouring Malaysia.