The research outfit reports that thanks to the innovation of hydraulic fracturing and horizontal drilling on private and state lands, the U.S. in fiscal 2012 produced 6.2 million barrels of oil daily, up from 5.1 million barrels as recently as fiscal 2007.
This is all great stuff, and all necessary to create our ongoing shale boom, but the real marvel is the innovation that has take place in the realm of Horizontal Drilling.