The Energy Information Administration released June 10 its report Technically Recoverable Shale Oil and Shale Gas Resources: An Assessment of 137 Shale Formations in 41 Countries Outside the United States. The report, which expanded upon a 2011 study, found that approximately 345 billion barrels of oil and 7,299 trillion cubic feet of natural gas are technically recoverable from shale formations worldwide. The natural gas estimate is up by 10 percent from the 2011 study. Russia, the U.S., China, Argentina, and Libya lead the recoverable shale oil shares while China, Argentina, Algeria, the U.S., and Canada have the most shale gas reserves.