ZeroAvia, the leading innovator in hydrogen-electric zero emission powertrains, announced that it has signed an agreement to partner with ASL Aviation Holdings in developing hydrogen-electric engine conversions for ATR72 aircraft. The project will ultimately include an order with ZeroAvia for converting up to 10 of ASL's owned ATR72 freighter aircraft to hydrogen-electric propulsion, resulting in zero emission cargo operations. Read more about ZeroAvia​​​​​​​