The three major tectonic plates off the Pacific Northwest coast are undergoing a gradual shift, and the area in which they converge – popularly known as the "Triple Junction" – appears to be migrating in a southeasterly direction.
The three major tectonic plates off the Pacific Northwest coast are undergoing a gradual shift, and the area in which they converge – popularly known as the "Triple Junction" – appears to be migrating in a southeasterly direction.