So it is no surprise the aviation industry is looking for ways to make air travel more eco-friendly ... while being a constant goal of airlines, is easier said than done. Various airlines are ...

All members of Team Frontier, who work together each and every day to fulfill our sustainability mission, can be proud ... the "Big 3" airline is a leader when it comes to eco-friendly air travel.

So in situations where other transportation is available, such as a train, traveling by ground can be the more environmentally friendly choice ... demand signals to airlines that it's necessary ...