Reference: Usgs assessment

2011-09-22

Usgs Assessment: Undiscovered Oil and Gas Resources of Libya and Tunisia, 2010
Using a geology-based assessment methodology, the U.S. Geological Survey estimated means of 3.97 billion barrels of undiscovered oil, 38.5 trillion cubic feet of undiscovered natural gas, and 1.47 billion barrels of undiscovered natural gas liquids in two provinces of North Africa.

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