[deadlyllama]

If enough people didn't buy tickets, then the airlines would have to reduce capacity on the routes, and that would reduce emissions.

[dylan604]

what's more likely, people stop traveling by plane, or these seats will remain filled? I'm all for making changes, but let's make them realistic ones with actual chances of getting implemented. the world is a big place, and air travel is not going to be replaced by steamships. we've been there, done that, and tired of the slowness. progress, not regression. improve the engines for air travel. don't expect air travel to stop