So is the success of clean energy a flash in the pan, or does green-tech have a long-term future?
But, taken together, do they make nuclear energy a special case that justifies subsidies or other forms of government intervention?
One thing Julie said that will continue to make companies progressive and competitive is thinking about the balance of productive energy a company can get from an employee.
I'm looking forward to discussing ways to encourage more investment in developing nations by making low-cost financing options for clean energy a priority of the international development banks.
The round of venture funding took LightSail Energy a year to close, after the very public failure of solar energy giant Solyndra spooked investors in the energy sector.
And I would note, as the President did last week, that I think Congressman Ryan has called wind energy a fad, and I think maybe Mitt Romney -- Governor Romney called it imaginary.
One Hong Kong inventor is taking renewable energy a step further, developing technologies to generate electricity while you workout, and even figuring out how to create a wind farm on your balcony or roof.
And if they start seeing that, you know what, dirty energy is a little pricier, clean energy is a little cheaper, they will innovate, and they will think things through in all kinds of innovative ways.
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Equally vexing, if you use a lens to concentrate energy on a solar panel this significantly raises the amount of energy produced (a very good thing), but this also raises the temperature considerably (a bad thing).
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Arun Majumdar, the former director of ARPA-E now at Google, told me in 2008 that The U.S. consumes about 100 quads of energy a year, he said and 55 to 60 of those quads gets burned up in waste heat.
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"I developed a new supercapacitor, which is basically an energy storage device which can hold a lot of energy in a small amount of volume, " she told KPIX 5.
They predict that about 73% of the Universe is made up of dark energy - a pervasive energy field that acts as a sort of anti-gravity to stop the Universe from contracting back in on itself.
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Take a look at the geniuses behind Aquion Energy, a startup that invented a special kind of nontoxic battery that acts as a energy storage solution for products that rely on sunlight to produce energy.
The actual technology used to generate electrical energy has only a weak influence on the cleared price of energy in a large free market of this sort.
It won a contract with AES Energy to outfit a 32-megawatt energy storage project for a wind farm in West Virginia.
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This torch works by storing energy in a hand-wound spring, and then using that energy to drive a dynamo.
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There are ways to get refills without waiting or paying, as players receive full energy upon a level up and energy potions can be acquired in a variety of other ways within the confines of the game.
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Currently, it offers a 30 percent tax credit for any business investing in solar energy and a renewable energy grant equal to that 30 percent to businesses purchasing solar power systems.
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And I was just talking to President Love about the focus of Savannah Tech on clean energy, the idea that this can be a real model for green energy as a way of linking students to the enormous job opportunities and business opportunities that exist in the future.
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As the chief executive of a solar technology company, no one wants an abundant supply of clean energy and a healthy solar energy industry more than I do.
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The Kempton Agassi and Huber proposals have this in common: They take advantage of the fact that energy bought from a central station power plant is cheaper than energy bought from a gasoline pump.
That might be one of the unintentional consequences of U.S. policy, that has reinforced the nationalism and the national drive for a nuclear energy, a nuclear program.
Constellation Energy last year put a 1.9 gigawatt nuclear plant project in Maryland on hold because it could not come to terms with the Department of Energy on a loan guarantee.
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"If this technology works on a commercial scale the way we believe it will, the treatment of wastewater could be a huge energy producer, not a huge energy cost, " said Hong Liu, an associate professor in the OSU Department of Biological and Ecological Engineering.
Energy and potable water demands have been reduced by more than 50%, using a quarter of the energy of a conventional city the same size.
He told the participants in a geothermal energy conference what needs to be done to boost geothermal and other renewable energy projects more tax credits and loan guarantees, more funding for transmission, a Federally mandated renewable energy minimum, and a price on carbon.
Even long-time allies of Moscow such as Belarus' Cold-War dictator Alexander Lukashenko have become casualties in the new energy game, seeing a nearly fourfold increase in energy prices over a year ago.
Wind and solar as a source of renewable energy is a goal that most electric-generating companies, including General Electric (GE), Duke Energy (DUK), and Northwestern Energy (NEW), are hotly pursuing.
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