Keywords: US Navy 100422-N-5025C-002 Chevrolet Equinox fuel cell vehicles are on display at an Earth Day event at the Pentagon courtyard.jpg en WASHINGTION April 22 2010 Chevrolet Equinox fuel cell vehicles are on display at an Earth Day event at the Pentagon courtyard The Office of Naval Research partnered with General Motors to design and build the fuel cell vehicles which are likely to generate more than twice the amount of energy without the noise or emissions of a conventional internal combustion engine U S Navy photo by Mass Communication Specialist 2nd Class Jay M Chu/Released 2010-04-22 100422-N-5025C-002 Navy http //www navy mil/view_image asp id 84608 U S Navy photo by Mass Communication Specialist 2nd Class Jay M Chu PD-USGov-Military-Navy The Pentagon courtyard Chevrolet Equinox Fuel Cell Fuel cell-powered automobiles |