UK budget carrier EasyJet has revealed an aircraft design concept, which it claims could deliver 50% improvements to fuel efficiency and carbon dioxide emissions. A model of the 'EasyJet EcoJet' concept aircraft, which features two rear-mounted open rotor engines integrated into the tail plane, was presented by EasyJet CEO Andrew Harrison during a press conference on the sidelines of the Low Cost Air Transport Summit in London this morning. The budget carrier has designed the aircraft internally off the back of the latest airframer and engine manufacturer technologies, claiming that it could be ready for operation by 2015. Harrison says:...