Obama also touted the results so far of his $787 billion stimulus package, which includes about $476 million for expanding and accelerating the development of solar and geothermal energy.
The range of topics -- including cryptography, geothermal energy, and influenza -- is breathtaking, and the treatment of each subject is necessarily brief but informative.
The main geothermal energy resource of Anyang City is the underground hot water.
But so can geothermal energy production and other parts of the oil and gas production process.
The "Silver State" scores well in alternative energy production, with the second-highest production of solar photovoltaic and geothermal energy.
The pioneering plants in the area known as The Geysers highlighted the promise of geothermal energy, internal heat from the Earth with vastly greater energy potential than that of fossil fuels.
Then there are more fringe alternatives like tidal power, geothermal energy and even nuclear fusion-any of which could take off with enough luck and money.
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