Public domain
Green Flight Challenge
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
A Pipistrel-USA team member wipes down the Taurus G4 aircraft prior to competition as part of the 2011 Green Flight Challenge, sponsored by Google, at the Charles M. Schulz Sonoma County Airport in Santa Rosa, Calif. on Monday, Sept. 26, 2011. NASA and the Comparative Aircraft Flight Efficiency (CAFE) Foundation are having the challenge with the goal to advance technologies in fuel efficiency and reduced emissions with cleaner renewable fuels and electric aircraft.
NASA Image and Video Library’s own descriptionCredit lineGreen Flight Challenge. NASA/HQ, 2011-09-25. Public domain. ID: 201109260003HQ.