These convergent boundaries also occur where a plate of ocean dives ... forming deep trenches like the Mariana Trench in the North Pacific Ocean, the deepest point on Earth.

and earthquake epicenters along the boundaries where the plates meet, called fault lines. The Ring of Fire is home to the deepest ocean trench, called the Mariana Trench. Located east of Guam ...

Despite its isolation, the Mariana Trench is tainted by pollution, with microplastics found even in its remote depths, ...

The extreme depth of the Mariana Trench and other oceanic trenches is caused by subduction. This is where on the boundary of two converging tectonic plates, one descends down into Earth's mantle, ...