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Close to the island of Tristan da Cunha in the South Atlantic, there is apparently a hotspot that has been active for 130 million years. Photo: Wolfram Geißler, AWI

Magmatic hotspot in the South Atlantic

Sep 11, 2020

 

Island chains like Hawaii are situated above so-called hotspots, where hot magma flows upward continuously over long time periods. It has been much ...

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