While not offshore, the Great Man-Made River project [1] in Libya exploits the Nubian Sandstone Aquifer [2] which may have 150,000 km3 of groundwater (7x the vo

While not offshore, the Great Man-Made River project [1] in Libya exploits the Nubian Sandstone Aquifer [2] which may have 150,000 km3 of groundwater (7x the volume of The Great Lakes), or if you’re in the UK enough to fill Wembley Stadium 131,682,907 times. It’s a significant amount of water. [1] https://en.m.wikipedia.org/wiki/Great_Man-Made_River https://en.m.wikipedia.org/wiki/Great_Man-Made_River [2] https://en.m.wikipedia.org/wiki/Nubian_Sandstone_Aquifer_System https://en.m.wikipedia.org/wiki/Nubian_Sandstone_Aquifer_Sys...