Air transport, Airshows, Challenges, Climate, Finance, Industry, Innovation, News, Transports 20 October 2020VoltAero and Edeis Set the Common Goal of Developing Sustainable Regional Air Transportation With Cassio Hybrid-Electric AircraftMédis France, 19 October 2020 VoltAero, which is evolving the Cassio family of hybrid-electric airplanes, has joined with French airport and infrastructure operator Edeis to promote sustainable air transportation for…