Solar Power
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Harlem block goes green | MNN - Mother Nature NetworkHistoric apartment buildings in Harlem are being retrofitted for energy efficiency, creating affordable green housing. Solar panels can be expensive. So can sustainable building materials and other energy-efficient upgrades. Not one to be dissuaded, an eco-conscious developer in New York ...
Flora Moon
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5 hours ago
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IEEE Spectrum: Biofuels Aren't Really GreenBoth the biofuel and solar scenarios are carbon neutral by definition—solar for obvious reasons, biomass because carbon emitted in combustion is reabsorbed when plants regrow. (Admittedly, biofuels are carbon neutral only if crops are planted in existing tilled fields and the emissions connected ...
JDP
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11 hours ago
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Report: Solar Electricity Cost Likely to Fall 50% in 2009 -- Seeking AlphaBy Ucilia Wang The cost of solar electricity is likely to drop by 50 percent in 2009 from the previous year due largely to a big fall in solar panel prices, said New Energy Finance Monday. The 50 percent drop refers to what's commonly called the "levelized cost of electricity," or the cost ...
aggregators
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14 hours ago
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Are you willing to pay $120 for a light bulb?| A Distinctive WorldNot so long ago choosing a light bulb wasn’t too difficult. Just grab one with the desired wattage in either pearl or clear with the correct fitting for your socket. The need for energy efficient lighting means that it’s no longer that simple, and given the amount of ongoing research in the ...
dmionline
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35 hours ago
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Harnessing waste heat to produce electricityThat heat emanating from your computer as you sit reading this article amounts to nothing more than wasted energy. And your computer is not alone. More than half of the energy consumed worldwide is wasted, most of it in the form of excess heat. But new research at the Massachusetts Institute of ...
aggregators
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3 days ago
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'3D solar' panel works underground | MNN - Mother Nature NetworkA research team at Georgia Tech makes a game-changing breakthrough for the solar industry -- fiber optic solar cells that can work indoors (or even underground). November has been a breakthrough month for the solar industry. On the heels of an announcement by an Australian research team that ...
Flora Moon
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3 days ago
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India to Spend $900 Million on Solar - Green Inc. Blog - NYTimes.comIndia to Spend $900 Million on Solar Ending months of speculation about exactly what it was planning to do to boost the use of renewable sources of energy, India said this week that it will spend about $900 million on solar energy. The Indian cabinet approved a plan on Thursday that sets ...
Flora Moon
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3 days ago
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Green Holiday Gift Giving at its Best | A Distinctive WorldWith the holiday season rapidly approaching, greens can feel decidedly mixed. In some ways, all the gift giving, holiday travel, parties and decorations can seem like the worst examples of our consumer culture. More of us are prone to maxing out our credit cards—and over-indulging on holiday ...
dmionline
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5 days ago
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Shelf car sunshade generates solar powerAs the motoring world moves ever-closer to the welcome infiltration of electrically-powered cars, one thing holding them back is the availability of charging stations to “refuel” the vehicles which so far have an average range of around 120 miles between charges. The Shelf, a concept by Chinese ...
JDP
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7 days ago
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Thinking solar for your home? Armageddon it | DVICEFour-leaf clovers might bring you luck, but Armageddon Energy's three-leafed SolarClover solar panels promise something more concrete — cheap, green energy. Using standard silicon solar cells embedded in a Teflon medium, each three-panel unit generates about 400 watts. By comparison, a typical ...
JDP
added
7 days ago