Biofuelled fighter . See more in our gallery here
(Image: Liz Goettee/US Navy)
From biofuelled fighter jets to roll-up solar blankets, the US navy is on a mission to stop using fossil fuels. See more in our gallery here.
US fighting machine going green
From biofuelled fighter jets to roll-up solar blankets, the US navy is on a mission to stop using fossil fuels