Source: U.S. Navy, used with permission Note: Above, clockwise from left: Fleet replenishment oiler USNS Henry J. Kaiser (T-AO 187), aircraft carrier USS Nimitz (CVN 68), destroyer USS Chung-Hoon (DDG 93), and cruiser USS Princeton (CG 59). Great Green Fleet demonstration, July 2012. Recently the Department of Defense (DoD) released its annual procurement for bulk fuels to be delivered to its facilities in the eastern and inland United States and Gulf Coast. For the first time, this procurement requests military-specification diesel fuel and jet fuel that are blended with biofuels. The biofuels components, however, are optional and will only be accepted if certain cost and performance requirements are met. A similar procurement for the Rocky Mountain and West Coast regions is expected to be released later this year. The U.S. Navy’s interest in biofuels is part of its goal to generate 50% of its energy from alternative sources by […]