Istanbul is located in close proximity to the North Anatolian fault, a boundary between two major tectonic plates where devastating earthquakes occur frequently. Using an autonomous measuring system on the seafloor, researchers have now for the first time measured deformation underwater and detected a considerable build-up of tectonic strain below the Marmara Sea near Istanbul.
Click here for original story, Istanbul: Seafloor study proves earthquake risk for the first time
Source: ScienceDaily