Long flights and packed planes translate to energy efficiency. (Image via Wikipedia)
Air travel accounts for about three percent of greenhouse gas emissions worldwide, but more efficient operations can save emissions – and costs for airlines, which could in turn be passed on to passengers.
That’s the conclusion of a report released last week by Brighter Planet, a Vermont-based environmental consulting group. Using government-supplied data for over 9 million passenger departures, Brighter Planet examined the carbon footprint of dozens of airlines worldwide based on five key drivers: fuel efficiency, passenger load, flight distance, freight load and seating density.
Read the full story at my Seat 1A blog on Forbes.com