Bloomberg is now reporting that the US became the worlds leading exporter of natural gas during December 2021. They are evidently taking advantage of the short supply and high prices throughout Europe and elsewhere in the world.
He was against fracking everywhere before he was against fracking only on Federal land. Being against fracking only on public land makes no sense whatsoever. The reasons for opposing it are earthquakes and contamination of ground water. Stopping it on public land would not prevent it from causing those problems.