Why not? He is CEO, he owns the jets. If he wants to take a 1 hour meeting in person in another state that is his call.
If people have a problem with the carbon footprint they should be promoting all around higher energy use taxes. Not using a strawman against someone they hate.
Certainly it's his perogative and he's free to do what he wants. If I had as many businesses as he does, I would think a teleconference would be a more efficient use of my time, rather than the time spent physically traveling somewhere.
If people have a problem with the carbon footprint they should be promoting all around higher energy use taxes. Not using a strawman against someone they hate.