To decrease the amount of greenhouse emissions 10% below 1990 levels, Portland General Electric (PGE) in Oregon intends to replace coal plants with 2,362 MW wind energy systems and 557 MW of simple-cycle combustion turbines burning natural gas.

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Riverbank Power has developed a project that is of high interest. Water gathered in a bungalow on a river shore will fall in a 600m deep gallery where turbines are mounted. The water pressure will rotate the huge turbines which will create electrical power.

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We have been talking much about solar. Let us now try to shift from that and go with this story from Pennsylvania. See, in Vandergrift, that is where you would find the river Kiskiminetas. And from this river, officials of the area are looking at using this as a good source of electricity. How will [...]

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