The five colorful seaside villages that make up Cinque Terre – literally the Five Lands – and the surrounding hills on the Italian Riviera are designated UNESCO World Heritage sites. This Italian region may not be as famous as Tuscany or the Amalfi Coast, but it still draws plenty of tourists. How, then, can we explore and appreciate the beauty of the region in a...
Air travel, which was rapidly on the rise prior to the pandemic, is notorious for its high carbon dioxide emissions. As a former airline pilot, I know it is not unusual to use up 200-400 kg of fuel in the few minutes that we taxi from the gate to the runway. How, then, can we believe that green airplanes will cease to be mere science fiction? Can sustainable air...