They could store it in the form of digital energy (Bitcoin). With that you're able to capture what would otherwise be wasted energy.

"The gas, which would otherwise have been burned off, is instead routed to a bitcoin processor.

For years, oil and gas companies have struggled with the problem of what to do when they accidentally hit a natural gas formation while drilling for oil. Whereas oil can easily be trucked out to a remote destination, gas delivery requires a pipeline. If a drilling site is right next to a pipeline, they chuck the gas in and take whatever cash the buyer on the other end is willing to pay that day. But if it’s 20 miles from a pipeline, drillers often burn it off, or flare it. That is why you will typically see flames rising from oil fields.

The process reduces CO2-equivalent emissions by about 63% compared to continued flaring.."

https://www.cnbc.com/2022/02/15/conocophillips-is-selling-ex...