National and Global Petroleum AssessmentUsing a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean resources of 135.4 trillion cubic feet of continuous gas in Devonian–Mississippian shales in the Horn River Basin, Cordova Embayment, and Liard Basin of Canada.
LINK TO ARTICLE To own a resource of this size, the question is will it ever get developed.
IMHO