Thursday 27 June 2013, AmsterdamGlobal technically recoverable shale gas resources amount to an estimated 7,629 trillion cubic feet (tcf). The Asia-Pacific region is estimated to possess the largest technically recoverable shale gas resources with 2,808 tcf, or 37% of the global resources. North America, with around 25%, holds the second largest shale gas resources across the world. South and Central America accounts for around 16% of global total technically recoverable gas shale resources, equivalent to an estimated 1,225 tcf. The Middle and Africa accounts for a share of around 14%, followed by Europe with 624 tcf, or around 8% of the technically recoverable gas shale resources.