2024 - No, volcanic activity on Earth has not increased

INTERVIEW. The beginning of the year was marked by the meteoric eruption on the Tonga Islands. Halldór Geirsson, an Icelandic geophysicist, deciphers these phenomena.

Satellite image of the explosion over the Tonga Islands.
© EyePress News / EyePress via AFP

Interview by our correspondent in Reykjavik, Jeremy Richard

Published on 01/21/2022 at 08:00

Fagradalsfjall (Iceland), Nyiragongo (Democratic Republic of Congo) or Cumbre vieja (La Palma in the Canary Islands), 2021 had its share of spectacular volcanic eruptions that regularly punctuated the television news. 2022 kicked off with these images of a powerful explosion from a volcano in the Tonga Islands, followed by a shock wave and huge plume visible from space. Is the natural phenomenon more and more frequent? Interview with Halldór Geirsson, geophysicist at the Institute of Earth Sciences in Iceland.

Point : Is volcanic activity on Earth increasing?

Halldor Geirsson: Probably not. We are very influenced by the magnifying effect of the media at our disposal. When you see many volcanic eruptions making the headlines…

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No, volcanic activity on Earth has not increased

INTERVIEW. The beginning of the year was marked by the meteoric eruption on the Tonga Islands. Halldór Geirsson, an Icelandic geophysicist, deciphers these phenomena.