EnergyWire: About 100 geologists and engineers are completing a new answer to a crucial issue for energy producers, consumers and policymakers: How much natural gas is buried a mile or more down in America's shale rock?
Two years ago, this team -- the Potential Gas Committee directed by John Curtis of the Colorado School of Mines -- fixed the most likely amount of U.S. natural gas that could be produced from all sources with today's technology at 1,898 trillion cubic feet (tcf). Add 273 tcf of already "proved"...