United Airlines’ environmental aspirations depend on corporate clients getting on board, according to new language in the airline’s annual report. United is aiming to lead the development of sustainable aviation. It claims investments in the future production of more than 3 billion gallons of sustainable aviation fuel, the most of any airline in the world. It says it’s on track...

David Jonas in 2006 co-founded business media firm ProMedia.travel after ten years as a journalist with Business Travel News. David rejoined BTN in 2010 as executive editor when its parent company acquired ProMedia, and in 2014 co-created The Company Dime. David has a bachelor's degree in communications from Cornell University.