...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'

...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.