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http://www.progressive.org/renewables.html
http://www.washingtonpost.com/national/health-science/as-deadline-nears-...
http://www.progressive.org/renewables.html
http://www.huffingtonpost.com/2012/01/14/new-wind-turbine-technology-hel...
http://www.nawindpower.com/e107_plugins/content/content.php?content.9212
http://volumatrixgroup.com/2012/01/11/germany-installs-more-solar-panels...