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There's talk in New Zealand of taking the carbon neutral concept to a nationwide level. Prime Minister Helen Clarke has said she's in favor of the idea, and yesterday, Toyota New Zealand executive chairman Bob Field said that a carbon tax might be necessary to make the idea a reality. Field told the New Zealand Herald that, since all political parties in New Zealand are in favor of sustainability, that, "Corrective and collective action is long overdue if we are serious about reducing carbon emi

Designline, a New Zealand coach building company known for its hybrid buses, is building a prototype commuter bus powered by a unique fuel cell, developed in collaboration with NASA's Jet Propulsion Lab and Cal Tech. The fuel cell, produced by U.S. based Alchemy Enterprises Ltd, uses magnesium as its catalyst material for a chemical reaction that generates electricity. Metal-air fuel cells (MAFC) use metal and oxygen to generate electricity. The more common PEM (Proton-Exchange Membrane) fuel ce