https://www.sciencing.com/earthquake-activity-occur-frequently-ocean-trenches-ocean-ridges-17671/
Earthquakes do not occur everywhere throughout the world. Instead, the great majority of quakes take place in or near narrow belts that coincide with the...
ocean trenchesearthquakeactivityoccurfrequently
https://www.healthday.com/a-to-z-health/general-health/scientists-find-new-ecosystem-in-deepest-trenches-of-pacific-ocean
A scientific expedition into a region of the Pacific Ocean named for Hades, Greek god of the underworld, has uncovered an other-worldly ecosystem 30,000 feet...
pacific oceanscientistsfindnewecosystem