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Oil Firms Seek to Unlock Big California Field
Geology is a challenge in the Monterey Shale

California’s Monterey Shale formation is estimated to hold as much as two-thirds of the recoverable onshore shale-oil reserves in the U.S.’s lower 48 states, but there’s a catch: It is proving very hard to get. Expert, Amy Jaffe comments on the difficulties that go along with obtaining the seemingly abundant shale oil.