Sewers run with gold in Japanese town
Updated
A town in Japan has come up with a novel way of beating the country's crippling recession - it's extracting gold from its sewage.
The appropriately named town of Suwa in the Nagano Prefecture is reaping 22 kilograms of the precious metal from every tonne of waste that it processes - earning the sewage plant hundreds of thousands of dollars. But the big mystery remains - how is the gold getting into the sewerage system?.
Presenter: Mark Willacy
Speakers: Yoshihide Nakayama, sewage plant official; Yasuho Shimojima from the Gold-Platting industrial union in Suwa
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