The plume, of which the Anahim hotspot is thought to be the surface expression, is thought to be similar to the hotspot that feeds the volcanoes of the Hawaiian Islands, and is believed to have been active for over 23 million years.
The plume is thought to be similar to the hotspot. This hotspot feeds the volcanoes of the Hawaiian Islands. This hotspot is believed to have been active for over 23 million years. The Anahim hotspot is thought to be the surface expression of The plume.