A few hours after posting this, I came across a CBC story from 'What on Earth'

“Safe Landing warns that the continued growth of the airline industry is unsustainable. What measures could have a meaningful effect on emissions?

We've got one per cent creating 50 per cent of global aviation emissions…. This polluting elite needs to pay more [to fly], to fund this carbon capture technology — not the taxpayers. Or [governments need to] essentially put in a regulation to stop people from flying so much. We've got to start thinking more holistically. The International Energy Agency has said we need a cap on long-haul growth.... We are moving into a period of recognizing that the growth paradigm is an impossibility.”

Full story: https://www.cbc.ca/newsinteractives/features/aviation-emissions-flying-climate-change