Source of map: online version of the WSJ article cited below.
(p. C1) The successful production of oil from the five-mile-deep Jack well in the Gulf of Mexico is likely to spur more deep-water exploration around the world — and that prospect is helping calm overheated crude-oil markets anxious about future supplies.
. . .
The successful Jack test underscores what a group of economists and oil-industry executives have been arguing for a while: High prices will encourage energy companies to find and pump oil in deep, dark places around the world that otherwise would have been uneconomical.
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