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Reference Terms
from Wikipedia, the free encyclopedia

Hydroelectricity

Hydroelectricity is electricity obtained from hydropower.

Most hydroelectric power comes from the potential energy of dammed water driving a water turbine and generator.

Less common variations make use of water's kinetic energy or undammed sources such as tidal power.

Hydroelectricity is a renewable energy source.

Note:   The above text is excerpted from the Wikipedia article "Hydroelectricity", which has been released under the GNU Free Documentation License.
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Earth & Climate News
September 28, 2016

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updated 12:56 pm ET