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Solar Cells

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German Researchers Break Solar Cell Efficiency Record

Published on January 20th, 2009 | by Ariel Schwartz


A new year, a new solar cell efficiency record is broken. German researchers at the Fraunhofer Institute for Solar Energy Systems have built a solar cell with 41.1% efficiency, besting the previous record of 40.8% efficiency [&hellip... Read More


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When Will Cleantech Exits Return?

Published on January 19th, 2009 | by Jennifer Kho


Attendees of the fifth annual Clean-Tech Investor Summit, which starts Tuesday in Indian Wells, Calif., might notice a change in the agenda from previous years. The annual panel on cleantech investment exits –IPOs or acquisitions of [&hellip... Read More

Consumer Technology

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Luna Road Unveils Solar-Powered LED "Cat Eyes"

Published on January 17th, 2009 | by Ariel Schwartz


We all know that conventional retro-reflective road markers, or “cat eyes”, don’t always work when you need to see into the distance. Luna Road’s new solar-powered LED cat eyes, however, illuminate the road ahead for miles. [&hellip... Read More

Clean Power

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UAE to Become First Arab Country with Nuclear Power

Published on January 16th, 2009 | by Ariel Schwartz


Iran is on its way to having nuclear energy, but the United Arab Emirates may get there first. Yesterday, the UAE embassy in Washington announced that Secretary of State Condoleezza Rice is scheduled to sign a [&hellip... Read More


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Biochar: A Soil Additive that Fights Global Warming

Published on January 16th, 2009 | by Amiel Blajchman


Biochar. It’s been around for a little while, but is only beginning to gain traction in climate change and global warming circles for its carbon negative properties. Biochar is a charcoal soil additive that is created [&hellip... Read More

Solar Energy

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Study Says Home Wind Turbines Are Often Useless

Published on January 15th, 2009 | by Ariel Schwartz


Before buying a small wind turbine for your roof, consider this: a recent British study claims that many home turbines generate only a fraction of what manufacturers promise, and some don’t even generate enough power to [&hellip... Read More

Clean Power

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Rolls-Royce Testing the Waters with Tidal Power Turbines

Published on January 14th, 2009 | by Timothy B. Hurst


The venerable Rolls-Royce, maker of some of the finest motorcars, engines and turbines in the world, will be sea-testing tidal power turbines off the coast of the UK beginning this summer. [social_buttons] According to company officials, [&hellip... Read More

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