21st Century Airliners provides a complete look at the cutting-edge aircraft flying passengers around the world. From the new, fuel-efficient Airbus A350 and Boeing 777 to the A380, 747-8, regional jets and turboprops. This publication reviews in detail the new aircraft to have arrived on the commercial aircraft scene in the past 20 years. It also provides updated information on the innovations in supersonic, electric and hydrogen flight that are shaping the future of passenger flights in the decades ahead.