Ah yes, The European Solution. Tax the better method until it’s at least as bad as the worse method.
Talk to the engineers to figure out how much it would cost to capture that natgas. Set the fine for flaring natural gas to be that, + $10,000 or so per day.
Voila! Suddenly it's economical to capture that natgas.
That's why we need to make the worse method more expensive, so price sensitive buyers don't go for that one.