The huge deposits of shale gas discovered outside the U.S. are proving difficult to access, with...

|By:, SA News Editor

The huge deposits of shale gas discovered outside the U.S. are proving difficult to access, with the result that significant production elsewhere could yet be a decade away. A key element to U.S. success is private ownership of much of the underground gas; elsewhere, mineral rights are typically owned by governments, leaving locals with little reward for putting up with large-scale industrial drilling.