shale
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Gas
Trend: Is Shale Gas a U.S.-Only Phenomenon, or Does It Have Farther Reach?
The shale gas revolution has so far been a U.S. phenomenon. But hydrocarbon-containing Devonian shale formations are far from a U.S. or even North American phenomenon. Geologic forces didn’t follow political boundaries in the Devonian period 400 million to 300 million years ago. Indeed, the continents then were not where they are today by large […]