FOCUS: UNCONVENTIONAL OIL & GAS—Unconventional resource estimates subject to uncertainty, future costs

04/02/2012
Paula Dittrick Senior Staff Writer Unconventional resource estimates, especially US natural gas resource estimates, have escalated in recent years. Simultaneously, debate about the accuracy of particular shale play resource assessments also has escalated because these assessments have varied greatly among assessors. Lawmakers and investors trying to plan for the future would prefer some degree of precision for US gas resources while resource evaluators are far more comfortable talking about the many uncertainties in these estimates. Shale gas is seen as an important and even game-changing contributor to future supply, but the size of the resource remains subject to discussion and revision...
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