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KiwiRail is set to trial biodiesel on some trains and ferries, but it cannot source enough to switch completely anytime soon.
Researchers say that liquid fuels made from sawdust from specially planted plantation trees could be a winner in New Zealand. Audio
A humanoid robot called Nao and tiny bristlebot robots charmed kids at the International Science Festival in Dunedin, and using pyrolosis to make biofuels from sawdust. Audio