Solar Power: World's largest solar power tower plant decided

EarthTimes: The more traditional method of solar power is photovoltaic. That converts the sun’s heat into electricity. A solar power tower plant, by comparison, uses thousands of heliostats focusing the sun’s rays on one central tower. The solar tower at the new plant is approximately 450 feet tall. It’s believed solar power tower systems may be more efficient than their trough counterparts. At the Mojave Desert facility, it’s estimated water consumption will be cut by 90%.

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