The best geological prospects to increase oil production lie with the huge Bazhenov shale oil formation in [[Siberia]].<ref>https://archive.ph/QyLIH#selection-2023.219-2023.361</ref>
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Shale oil comes from [[fracking]]. The best geological prospects to increase oil production lie with the huge Bazhenov shale oil formation in [[Siberia]].<ref>https://archive.ph/QyLIH#selection-2023.219-2023.361</ref> A November 2022 article in oilprice.com announced, ''The U.S. Shale Oil Boom Is Officially Over.<ref> https://oilprice.com/Energy/Energy-General/The-US-Shale-Boom-Is-Officially-Over.html</ref>