US$1.3 billion (€ million or $ million each) from at least eight airlines. Backed by Swedish venture capitalist EQT Ventures, Nordic governments and the European Union, Heart was initially funded by the Swedish innovation agency Vinnova and is an alumnus of Silicon Valley start-up accelerator Y Combinator. On 22 March 2021, Toulouse-based Aura Aero announced the development of its ERA (Electric Regional Aircraft), a 19-passenger electric aircraft, planned to be certified in 2026. Shipments The following table summarizes electric aircraft shipments worldwide by manufacturer. List of battery-electric aircraft See also Electric boat Electric vehicle Solar energy VTOL References External links Energy conservation Aircraft Renewable energy technology Aviation and the environment