Researchers have discovered a sea’s worth of water locked within the sediment and rock of a lost volcanic plateau that’s now deep in the Earth’s crust. Revealed by a 3D seismic image, the water lies two miles under the ocean floor off the coast of New Zealand, where it may be dampening a major earthquake fault that faces the country’s North Island.
Click here for original story, Discovery of massive undersea water reservoir could explain New Zealand’s mysterious slow earthquakes
Source: Phys.org