Tag Archives: mantle plume

Hotspot volcanism on Hawaii: textbook vs reality

Just like an iceberg, the parts of the Hawaiian Islands that you see above the ocean surface are dwarfed in volume by the stuff below the waves. For a start, any volcano that forms in the middle of the Pacific … Continue reading

Categories: geology, outcrops, photos, tectonics, volcanoes

Yellowstone: what lies beneath

The best evidence yet that the Yellowstone hotspot is the result of a mantle plume – one that had to burn through a subducting slab to get to the surface. Continue reading

Categories: geophysics, paper reviews, volcanoes