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Water turbine

A water turbine is a rotary engine that takes energy from moving water.

Water turbines were developed in the nineteenth century and were widely used for industrial power prior to electrical grids.

Now they are mostly used for electric power generation.

Note: This article excerpts material from the Wikipedia article "Water turbine", which is released under the GNU Free Documentation License.

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last updated on 2014-09-21 at 5:51 am EDT

Spain: The Battle Over Water

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Deutsche Welle (Aug. 21, 2013) As a result of the economic crisis, many municipalities in Spain have sold their public water utilities to private companies. Now some local communities are finding out that the water supply networks are no longer being maintained properly and that water quality is on the decline. By the end of the year, about 60 percent of water utility management will be partly or entirely in private hands, making Spain the frontrunner in water privatization within Europe. Some experts are already calling it a "water bubble, and communities that are still trying to sell their water utilities are no longer able to obtain top prices. Now some communities are trying to regain public control over their water supply.
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Wood Wind Instrument to Generate Power

Wood Wind Instrument to Generate Power

Reuters (Dec. 20, 2012) A wind turbine entirely made from wood has been inaugurated in Germany.
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Google Acquisition Eyes Kite Power, Flying Wings

Google Acquisition Eyes Kite Power, Flying Wings

Newsy (May 23, 2013) Google has acquired green-energy company Makani Power, makers of an airborne wind turbine capable of generating power.
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First Floating Turbine Catches Winds of Change in US Energy Sector

First Floating Turbine Catches Winds of Change in US Energy Sector

Reuters (Sep. 29, 2013) North America's first floating wind turbine, launched in May, is being hailed as a prototype for a future US offshore energy industry. While the small "pilot phase" unit, sitting off the Maine coast, produces only enough electricity to power four homes, it represents the first stage of a far more ambitious project. Tara Cleary reports.
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