24 Nov 2011

Our Changing World - Waste to Gold

From Jesse Mulligan, 1–4pm, 3:34 pm on 24 November 2011

Every year the Rotorua District Council spends nearly a million dollars sending eight and half thousand tonnes of sewage sludge to the landfill. It hopes that a new process may help it save money by cutting down on the waste and producing energy and valuable by-products into the bargain.

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