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Magma recharge dynamics before the 2021 eruption at Pacaya volcano (Guatemala) as revealed by textures and zoning of plagioclase and olivine crystals

Cardone M., Chindemi A., Costa G., Giuffrida M., Viccaro M.

Bulletin of Volcanology 88, 23

The February–May 2021 eruptive activity of Pacaya volcano, Guatemala, represents one of the most impactful phases of its recent history, producing basaltic lava flows, ashfall, and explosive activity that exposed nearby communities to multiple volcanic...

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Robust statistical analysis of an englacial tephra sequence unveils previously unrecognized explosive eruptions at Mount Melbourne (Antarctica)

Fisauli G., Del Carlo P., Di Roberto A., Re G., Musu A., Giudice G., Petrelli M.

Bulletin of Volcanology, (2025) 87:120

Reconstructing the eruptive history of Antarctic volcanoes is often challenging due to limited outcrops exposure, extensive ice cover, and extreme environmental conditions. Here, we present detailed volcanological, textural, and geochemical analy- ses...

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Quantifying the Eruptive Flux on Venus With VenSAR Informed by Observations From Earth and Io

Eiden E., Pritchard M. E. , Galetto F., Byrne P. K., Ganesh I., Herrick R., Jessup K. L., Johnson C. L., King S. D., Le Gall A., Mason P. J., Mueller N.

Journal of Geophysical Research: Planets, 130, e2025JE009435.

The current volcanic output of Venus is unknown. In the 2030s, the VenSAR (Venus Synthetic Aperture Radar) instrument onboard the European Space Agency's (ESA) EnVision mission will estimate the global volcanic mass flux by looking for new flows with...

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Lava Tube System Development Defined by Multispectral Imaging and InSAR: The Case of the 2024 Eruption of Fernandina Volcano (Galápagos)

Hrysiewicz A., LaFemina P. C., Bell A., Galetto F., Vallejo S., Bernard B., Holohan E. P.

Journal of Geophysical Research: Solid Earth, 130, e2025JB032265

Lava tubes are subsurface conduits within a lava flow that feed its advance. Lava tube detection is important to understand lava flow dynamics and to mitigate geohazards. Here we use InSAR-derived surface motion data, in combination with shortwave and...

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The discovery of extinct volcanoes in the 18th century and the anthology on volcanoes by Giovanni Targioni Tozzetti (1779)

Sammuri P.

Rendiconti Online Soc. Geol. It, Vol. 67 (2025), pp. 79-91

This work aims to represent the panorama of the level reached by volcanological knowledge in the eighteenth century, having as reference the book on volcanoes written by Giovanni Targioni Tozzetti. The study starts from the precursors of the seventeenth...

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