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World’s Largest Tidal Turbine Successfully Installed

by Justin Thomas •

The world’s largest tidal turbine, weighing 1000 tonnes, has been installed in Northern Ireland’s Strangford Lough. The tidal turbine is rated at 1.2 megawatts, which is enough to power a thousand local homes. It was built by Marine Current Turbines, and it will be the first commercial tidal turbine to produce energy, when it begins operation later this year.

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Micro-Wind Turbines: Update

by Justin Thomas •

I first wrote about these wind micro-wind turbines for TreeHugger in March. Since then the microturbines have become available for sale through the Motorwave website (here’s a direct link to the store). Right now, shipping costs from Hong Kong are about $300, but Lucien Gambarota, the inventor says he hopes to offer the turbines for sale in the U.S. soon. …