Flying green?

Most of us know by now that there are 3 things we need to avoid if we want to reduce our carbon footprint: driving a car, eating meat and flying.
That’s difficult perhaps so is there a way to fly green? According to this article there is at least a possibility to try… https://monocle.com/minute/2019/11/28/change-is-in-the-air/#4
 
What say you? We welcome your ideas, links and feedback.
 
The Neighbour