Airplanes: passenger airplanes averaged 4.8 L/100 km per passenger (1.4 MJ/passenger-km) (49 passenger-miles per gallon) in 1998. Efficiencies around 3 L/100 km per passenger are reached by some carriers. [6]. Note that on average 20% of seats are left unoccupied. However, airliner exhaust is more dangerous compared to pollution from land transportation, since the jet exhaust is directly spewed into the stratosphere, where NOx is especially active in ozone layer destruction. Here
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...100 passenger-miles per gallon.
Taking 100 passengers one mile on one gallon? Am I reading that right? What does the 747 get nowadays?
Airplanes: passenger airplanes averaged 4.8 L/100 km per passenger (1.4 MJ/passenger-km) (49 passenger-miles per gallon) in 1998. Efficiencies around 3 L/100 km per passenger are reached by some carriers. [6]. Note that on average 20% of seats are left unoccupied. However, airliner exhaust is more dangerous compared to pollution from land transportation, since the jet exhaust is directly spewed into the stratosphere, where NOx is especially active in ozone layer destruction.
Here
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