How Trenches Form

Backarc basin Subduction Zone, Tectonic Plate & Oceanic Crust

How Trenches Form. Trenches are formed by subduction, a geophysical process in which two or more of earth's tectonic plates.

Backarc basin Subduction Zone, Tectonic Plate & Oceanic Crust
Backarc basin Subduction Zone, Tectonic Plate & Oceanic Crust

Trenches are formed by subduction, a geophysical process in which two or more of earth's tectonic plates.

Trenches are formed by subduction, a geophysical process in which two or more of earth's tectonic plates. Trenches are formed by subduction, a geophysical process in which two or more of earth's tectonic plates.