The model predicts that the extended subduction zone will form a new Atlantic subduction system – the so-called 'Ring of Fire', named after the Pacific Ocean version that already exists.
A subduction zone is created where two plates converge, with one sinking into the mantle. Dynamics along the plate interface create earthquakes, magma generated above the sinking slab leads to ...
The Cascadia subduction zone, where the oceanic Juan de Fuca plate descends beneath the overlying North American plate, extends 1100 km from northern California to northern Vancouver Island.