[DagAgren]

I think people aren't quite willing to face up to the consequence of this, though: This means that commercial air travel, as we know it, is going to go away. We can not afford to keep burning fuel at the rate we do for flights today, and we won't even have that fuel available at some point. And if we can not develop electric or renewable alternatives, which we very well may not, we will just have to stop doing it.