Row! Row! [Airline Passengers Providing Energy]

[leander]

@Q.E.D

Probably not a lot. A single 747 engine outputs about 30 MW–and that plane has 4 of them. A human in good health can put out about 100 W continuously. If a plane can hold 500 people, that’s about 50 kW–a drop in the bucket.

Did you Google that answer?