Skift Take

Airlines have been making larger investments in hydrogen-electric startups as they look for ways to become more sustainable. But it’s unclear if such engines can be used on a wide scale.

American Airlines announced Tuesday that it entered a conditional purchase agreement for 100 hydrogen-electric engines with startup ZeroAvia to fuel its regional jets. 

ZeroAvia has been developing hydrogen-electric engines for commercial aircraft that can emit close to zero emissions, another potential way the airline industry has been eyeing to become more sustainable. 

“This announcement will help accelerate the development of technologies needed to p