nothing is being done to make up the difference...(see link)...but this crisis has much more to do with Putin and future geopolitics than Climate Change...so, if the Europeans are willing to put on an extra sweater, then why can't you join them in opposing Putin...because that's the choice that needs to be made...give into his extortion, or fight him...where do you stand?
Link: https://www.washingtonpost.com/business/energy/what-lng-can-and-cant-do-to-replace-europes-imports-of-russian-gas/2022/08/26/b21d8a56-2536-11ed-a72f-1e7149072fbc_story.html