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Whose idea first explained hotspot volcanism?

Earth ScienceVolcanology

Quick Answer

John Tuzo Wilson is closely associated with the hotspot concept and volcanic chains like Hawaii. The idea explains volcanoes that form away from plate boundaries.

The Full Story

J. Tuzo Wilson helped explain how volcanic island chains can form over relatively stationary mantle hotspots while tectonic plates move above them. In this model, the youngest volcano is above the hotspot, and older volcanoes get progressively older along the chain. The Hawaiian Islands are the classic example. This idea helped geologists understand volcanism that does not occur at plate boundaries.

Key Facts

1.Hotspot volcanism explains chains like Hawaii
2.Island age increases away from the active hotspot
3.Volcanoes can form within plates

YouTube Angle

Suggested video title for this topic:

"Why do volcanoes form in a line? One geologist’s answer changed the map."