Ziff Energy, a Division of HSB Solomon Associates LLC, released a report titled “North American Ultimate Potential Gas Resource.” The report presents the ultimate resource potential for Appalachia, the Gulf Region, the Mid-Continent/Permian basin, the Pacific, Alaska and Canada. It features a breakdown on the remaining resource of undiscovered conventional gas, tight gas, shale gas and coalbed methane. The report also includes details of Ziff Energy’s methodology for resource estimation of selected plays. “Ziff Energy has created preliminary estimates of the technically recoverable ultimate potential of Montney, Horn River, Liard, and Duvernay plays,” said Simon Mauger, P.Geol., Director, Gas Supply and Economics, and report author.