An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This page shows Department of Transportation content pertaining to a specific tag. If you cannot find what you’re looking for on this page, please use the search box in the top right of our website.
Volpe plays a key role in the Commercial Alternative Aviation Fuel Initiative (CAAFI), a multi-organizational coalition dedicated to promoting the development and deployment of safe, green alternatives to today’s jet fuels.
The aviation community is taking on ambitious goals for alternative jet fuels, tackling complex scientific, economic, and environmental issues to find sustainable alternatives to petroleum in the near future.