Check out the NYT column. You'll learn something...
Navy and Marines Aim for a Leaner, Greener Fighting Machine
Going green and renewable doesn't just save money, it may save lives of U.S. soldiers, according to military leaders who argue that a push for energy efficiency and a move away from fossil-based fuels could strengthen America's military.
"Every dollar spent on gasoline is a dollar that could be better spent on armor, or artillery, or machinery," Navy Secretary Ray Mabus said, speaking here at a conference at Johns Hopkins University's Applied Physics Laboratory.
See the source... http://www.nytimes.com/cwire/2010/03/25/25climatewire-navy-and-marines-aim-for-a-leaner-greener-fi-54066.html?pagewanted=1&sq=supply%20chain&st=cse&scp=6