U.S. Navy Secretary Ray Mabus speaks with the media about the supersonic flight of the ‘Green Hornet’ on Earth Day 2010 at a naval base in Maryland. The Green Hornet is an F/A-18 Super Hornet jet that flew using a 50-50 mix of biofuel and jet fuel, and is part of the military’s research into using alternative fuels.

U.S. Navy Secretary Ray Mabus speaks with the media about the supersonic flight of the ‘Green Hornet’ on Earth Day 2010 at a naval base in Maryland. The Green Hornet is an F/A-18 Super Hornet jet that flew using a 50-50 mix of biofuel and jet fuel, and is part of the military’s research into using alternative fuels. Photo by Photo courtesy of U.S. Navy

Common goals for achieving energy independence are uniting the local clean-tech sector and the defense industry...

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