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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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7 days 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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7 days ago
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Solar Paint Could Make Those White Roofs Even BetterNews and ideas for a sustainable world Green Building | | Solar Paint Could Make Those White Roofs Even Better By Jeff Kart U.S. Energy Secretary Steven Chu was on to something when he suggested we start painting our roofs white to fight climate change. We’ll soon be able to use a ...
Flora Moon
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2 months ago
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Demand for solar equipment on the upswing as prices fall | VentureBeatDemand for solar equipment on the upswing as prices fall One of the key takeaways from last week’s Intersolar North America conference in San Francisco was that solar panel makers are seeing a much needed uptick in demand as prices for their equipment continue to decline. Unfortunately, ...
Flora Moon
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4 months ago
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Record-breaking solar cells are tailored to their location - tech - 01 July 2009 - New ScientistThe burning hot sun at the equator is a far cry from the weak sunlight that reaches higher latitudes. To make the most of such different conditions you need specially tailored solar cells, according to UK firm Quantasol. So the company has come up with a new solar cell design that can be tuned ...
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4 months ago
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Solar Power Heats Up Even As The Economy Stays Cool : The Inspired EconomistApplied SunFab Solar Module Production Line Well it certainly looks like the sun is paving the way for our new energy economy. According to the Worldwatch institute , an environmental research organization based in Washington D.C., global solar photovoltaic (PV) power installations jumped ...
Flora Moon
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5 months ago
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Facebook Group | Solar power for Ontario!A bill is about to be passed that will give 82 cents per kWh to solar power producers in Ontario, 10 times more than conventional power. Ontario gets 15% more sun than Germany, yet has 200 times less solar panels. Time to do something about it. Join the group.
Greg Boutin
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7 months ago
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Europe’s Way of Encouraging Solar Power Arrives in the U.S. - NYTimes.comEurope’s Way of Encouraging Solar Power Arrives in the U.S. Solar cells adorn the roofs of many homes and warehouses across Germany, while the bright white blades of wind turbines are a frequent sight against the sky in Spain. If one day these machines become as common on the plains and ...
Flora Moon
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8 months ago
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Europe’s Way of Encouraging Solar Power Arrives in the U.S. - NYTimes.comPut simply, the idea is to pay homeowners and businesses top dollar for producing green energy. In Germany, for example, a homeowner with a rooftop solar system may be paid four times more to produce electricity than the rate paid to a coal-fired power plant. This month Gainesville, Fla., ...
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8 months ago
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How to survive the coming century - environment - 25 February 2009 - New ScientistALLIGATORS basking off the English coast; a vast Brazilian desert; the mythical lost cities of Saigon, New Orleans, Venice and Mumbai; and 90 per cent of humanity vanished. Welcome to the world warmed by 4 °C. Clearly this is a vision of the future that no one wants, but it might happen. ...
JDP
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9 months ago