Toward Geothermal R & D
“So-called geothermal power has been around for more than a century. What will it take to heat up this energy source?” Scientific American on the promising power source.
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“Geothermal power has a lot of advantages: no CO2 emissions, renewable if used correctly and constantly available. Unlike other renewables, such as the wind or sun, the Earth’s heat never stops. Scientists estimate that geothermal alone could supply 2,000 times the amount of energy used by the U.S. annually. That’s why the U.S. Department of Energy is investing at least $35 million in a bid to expand its use. As is Google. And countries from Indonesia to Guatemala are also looking to expand its use. Australian companies have even begun drilling wells for new, entirely man-made geothermal power plants.”
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