According to Atmosfair, a German climate protection NGO, a passenger on a short return trip between London and Rome has a carbon footprint of 234 kg of CO2. Israeli start-up Eviation is looking to change this by devising an all-electric plane that can be used on similar short hop flights. Its battery-powered prototype aircraft “Alice” successfully completed its first test flight in Washington state, the US, this week. “It was a wonderful experience for everyone who was here. We were able to witness history in the making,” Gregory Davis, CEO of Eviation, told the news agency AP. This flying car…