But the situation is likely to get much worse. Here's why: Gas from shale deposits is rising as a percentage of total U.S. production. Shale gas wells decline much faster than the current overall rate (which includes conventional gas wells), between 79 and 95 percent in the first three years. That means some 80 to 90 percent of all existing shale gas production must be replaced every three years. With shale gas, it is as if we are on a down escalator trying to go up; but, the down escalator, in this case, is increasing its speed, making any upward progress difficult, if not impossible.
READ MORE: http://oilprice.com/Energy/Natural-Gas/Can-the-US-Export-its-Way-to-Energy-Independence.html