Another clue for fast motion of the Hawaiian hotspot

The island chain of Hawaii consists of several volcanoes, which are fed by a "hotspot". In geosciences a "hotspot" refers to a phenomenon of columnar shaped streams, which transport hot material from the deep mantle to the ...

Twin volcanic chains above a single hotspot with distinct roots

Many processes inside the earth are still enigmatic. One of the open questions is how neighboring chains of volcanoes, supplied by the same volcanic hotspot, can emit material of distinct geochemical composition over tens ...

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