https://oilmanmagazine.com/how-and-why-natural-gas-flaring-i...
https://www.reuters.com/business/sustainable-business/oil-dr...
Part of the key is that when there's an increase in power demand in a grid, they usually have to use more expensive sources of power, but if they can temporarily shut off their bitcoin mining to meet demand spikes, they can more efficiently manage their network load.
https://www.coindesk.com/policy/2021/10/11/bitcoin-mining-is...
https://www.cnbc.com/2021/12/04/bitcoin-miners-say-theyre-fi...
https://bitcoinmagazine.com/business/bitcoin-mining-fits-tex...
I don't know a lot about energy grids, and would love to hear from someone who does, but it sounds like bitcoin is a new technology that could provide incredible efficiencies to electricity grids' ability to balance their loads and supply consumers with greener energy overall.