Stanford University

A new survey from Stanford University shows that American support for government action on global warming has dropped over the past two years.

On December 14, the National Renewable Energy Laboratory, or NREL, announced that it had confirmed an efficiency rating greater than 41 percent for solar cells made by Durham, North Carolina-based Semprius.

The U.S. Department of Energy (DOE) announced considerable funding this past week for advanced solar technologies, focusing the money on research and development and manufacturing in the U.S. 

Here are the Top 10 Renewable Energy News Stories You May Have Missed this Week:

While the big publicly traded wind power companies are chasing the “bigger” wind turbine strategy, a few small private companies are pursuing the “better” wind turbine technology that will be needed if the industry is to meet the U.S.

News from the solar sector stole several headlines this week.  However, the other cleantech industries proved to be quite newsworthy as well.

Here are the Top 10 Renewable Energy News Stories You May Have Missed This Week:

Engineers at Stanford University have run successful tests on a new solar conversion process that boasts efficiency upwards of 60% -- and potentially cheap enough to compete with oil.

Last month, teams of college students raced their solar-powered cars though four states in the Midwest. Students from all over the world designed, built and drove solar-powered cars in the competition.

The 2010 American Solar Challenge (ASC2010) is officially underway!

Former British prime minister Tony Blair, who has worked on climate change policy since his days in government, has signed on as senior advisor to Silicon Valley venture capital firm Khosla Ventures, which invests in green technology ventures and research.