GOOD Magazine recently did a pretty cool piece examining the fuel usage per person for various modes of transportation from bicycles to cruise ships. It is definitely worth a look.
“What’s the most efficient way to get around? Planes might burn a lot of fuel, but they also are filled with people, making each gallon go a lot farther. How does that stack up against trains, buses, cars, or the gasoline equivalent of eating a burger and hopping on your bike? The answer may surprise you.”
You can read more on good.is.