The substantial salt beds that are left can be used to capture carbon. By directly injecting the CO2 into halite the reaction creates bicarbonate of soda. This removes the possibility of the CO2 escaping in the future.
If you read a fraction of what I’ve posted you’ll want to find out more. This is a very exciting sector to be in right now and one with massive growth potential.
DT
PS I forgot to mention the lithium in the brine water.