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Photovoltaics beat biofuels at converting sun's energy to miles driven

2013-01-17 19:45:00| Climate Ark Climate Change & Global Warming Newsfeed

ScienceDaily: In 2005, President George W. Bush and American corn farmers saw corn ethanol as a promising fossil fuel substitute that would reduce both American dependence on foreign oil and greenhouse gas emissions. Accordingly, the 2005 energy bill mandated that 4 billion gallons of renewable fuel be added to the gasoline supply in 2006. That rose to 4.7 billion gallons in 2007 and 7.5 billion in 2012. Since then, life cycle assessments (LCAs) have shown that corn ethanol has modest if any effect on reducing...

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Set Up Windows 8 to the Beat of a Different Drum

2013-01-17 14:00:00| TechNewsWorld

Microsoft's latest version of its operating system, Windows 8, has more personalization options than any predecessor. Backgrounds, themes, colors, start screen, apps, picture passwords and more can all be customized. You can choose a new theme by opening the Search charm and typing "personalization." Then click on the Settings tab. Click Change the Theme to enter the control panel's Appearance & Personalization area. Then choose a theme.

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