A similar thing is happening with helium too. The concern over the impending closure of the US National Helium Reserve prompted people to start looking, and the results are already promising: https://www.bloomberg.com/news/articles/2017-11-07/tanzania-...

...is mostly released instead of being collected from reactions like producing LNG because it is currently so cheap, but could be captured, recycled, or 'mined' in much higher quantities/efficiencies if prices went up?

I could be wrong or facile, but it still sounds pretty similar.