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  1. Article

    Open Access

    Hazardous explosive eruptions of a recharging multi-cyclic island arc caldera

    Caldera-forming eruptions of silicic volcanic systems are among the most devastating events on Earth. By contrast, post-collapse volcanic activity initiating new caldera cycles is generally considered less haz...

    Jonas Preine, Jens Karstens, Christian Hübscher, Tim Druitt in Nature Geoscience (2024)

  2. Article

    Open Access

    Giant offshore pumice deposit records a shallow submarine explosive eruption of ancestral Santorini

    Large explosive volcanic eruptions from island arcs pour pyroclastic currents into marine basins, impacting ecosystems and generating tsunamis that threaten coastal communities and infrastructures. Risk assess...

    Tim Druitt, Steffen Kutterolf, Thomas A. Ronge in Communications Earth & Environment (2024)

  3. Article

    Open Access

    Cascading events during the 1650 tsunamigenic eruption of Kolumbo volcano

    Volcanic eruptions can trigger tsunamis, which may cause significant damage to coastal communities and infrastructure. Tsunami generation during volcanic eruptions is complex and often due to a combination of ...

    Jens Karstens, Gareth J. Crutchley, Thor H. Hansteen, Jonas Preine in Nature Communications (2023)

  4. Article

    Open Access

    Shallow-water hydrothermal venting linked to the Palaeocene–Eocene Thermal Maximum

    The Palaeocene–Eocene Thermal Maximum (PETM) was a global warming event of 5–6 °C around 56 million years ago caused by input of carbon into the ocean and atmosphere. Hydrothermal venting of greenhouse gases p...

    Christian Berndt, Sverre Planke, Carlos A. Alvarez Zarikian in Nature Geoscience (2023)

  5. Article

    Open Access

    Revised Minoan eruption volume as benchmark for large volcanic eruptions

    Despite their global societal importance, the volumes of large-scale volcanic eruptions remain poorly constrained. Here, we integrate seismic reflection and P-wave tomography datasets with computed tomography-...

    Jens Karstens, Jonas Preine, Gareth J. Crutchley in Nature Communications (2023)

  6. Article

    Open Access

    Revised Storegga Slide reconstruction reveals two major submarine landslides 12,000 years apart

    The Storegga Slide is the largest known exposed submarine landslide in the world, which triggered a tsunami that inundated the coasts of northern Europe ~8,150 years ago. Previous studies suggested the removal...

    Jens Karstens, Haflidi Haflidason, Christian Berndt in Communications Earth & Environment (2023)

  7. Article

    Open Access

    Cross-domain fusion in smart seafloor sensor networks

    Many of the socio-economic and environmental challenges of the 21st century like the growing energy and food demand, rising sea levels and temperatures put stress on marine ecosystems and coastal populations. ...

    Tayyaba Zainab, Jens Karstens, Olaf Landsiedel in Informatik Spektrum (2022)

  8. No Access

    Chapter

    Volcanic-Island Lateral Collapses and Their Submarine Deposits

    Landslide deposits offshore many volcanic islands provide evidence of catastrophic lateral collapses. These deposits span a larger volume range than their continental equivalents, and can generate devastating ...

    Sebastian F. L. Watt, Jens Karstens, Christian Berndt in Volcanic Debris Avalanches (2021)

  9. Article

    Open Access

    Combining 3D seismics, eyewitness accounts and numerical simulations to reconstruct the 1888 Ritter Island sector collapse and tsunami

    The 1888 Ritter Island volcanic sector collapse triggered a regionally damaging tsunami. Historic eyewitness accounts allow the reconstruction of the arrival time, phase and height of the tsunami wave at multi...

    Jens Karstens, Karim Kelfoun in International Journal of Earth Sciences (2020)

  10. Article

    Open Access

    Author Correction: Glacigenic sedimentation pulses triggered post-glacial gas hydrate dissociation

    The original version of this Article contained an error in the second sentence of the Abstract, which incorrectly read ‘They are stable under high pressure and low, but react sensitively to environmental chang...

    Jens Karstens, Haflidi Haflidason, Lukas W. M. Becker in Nature Communications (2018)

  11. Article

    Open Access

    Glacigenic sedimentation pulses triggered post-glacial gas hydrate dissociation

    Large amounts of methane are stored in continental margins as gas hydrates. They are stable under high pressure and low temperature, but react sensitively to environmental changes. Bottom water temperature and...

    Jens Karstens, Haflidi Haflidason, Lukas W. M. Becker in Nature Communications (2018)

  12. No Access

    Article

    Heat flow in the southern Chile forearc controlled by large-scale tectonic processes

    Between 33°S and 47°S, the southern Chile forearc is affected by the subduction of the aseismic Juan Fernandez Ridge, several major oceanic fracture zones on the subducting Nazca Plate, the active Chile Ridge ...

    Lucia Villar-Muñoz, Jan H. Behrmann, Juan Diaz-Naveas, Dirk Klaeschen in Geo-Marine Letters (2014)