Results 1 to 10 of about 231 (146)

Machine Learning in Discriminating Active Volcanoes of the Hellenic Volcanic Arc [PDF]

open access: goldApplied Sciences (Switzerland), 2021
Identifying the provenance of volcanic rocks can be essential for improving geological maps in the field of geology and providing a tool for the geochemical fingerprinting of ancient artifacts like millstones and anchors in the field of geoarchaeology ...
Athanasios G Ouzounis   +2 more
exaly   +6 more sources

Geochemistry of CO2-Rich Gases Venting From Submarine Volcanism: The Case of Kolumbo (Hellenic Volcanic Arc, Greece) [PDF]

open access: goldFrontiers in Earth Science, 2019
Studies of submarine hydrothermal systems in Mediterranean Sea are limited to the southern Italian volcanism, while are totally missing in the Aegean.
Andrea Luca Rizzo   +2 more
exaly   +9 more sources

The Hydrothermal Vent Field at the Eastern Edge of the Hellenic Volcanic Arc: The Avyssos Caldera (Nisyros) [PDF]

open access: goldGeosciences, 2021
Almost three-quarters of known volcanic activity on Earth occurs in underwater locations. The presence of active hydrothermal vent fields in such environments is a potential natural hazard for the environment, society, and economy. Despite its importance
Ana Dura   +6 more
doaj   +6 more sources

Application of Time Series INSAR (SBAS) Method Using Sentinel-1 for Monitoring Ground Deformation of the Aegina Island (Western Edge of Hellenic Volcanic Arc) [PDF]

open access: goldLand
This study employs advanced synthetic aperture radar (SAR) techniques, specifically the small baseline subset (SBAS) method, to analyze ground deformation dynamics on Aegina, a volcanic island within the Hellenic Volcanic Arc.
Ioanna-Efstathia Kalavrezou   +2 more
exaly   +4 more sources

Seismicity in the Hellenic Volcanic Arc: relation between seismic parameters and the geophysical fields in the region [PDF]

open access: bronzeGeophysical Journal International, 1994
SUMMARY A study of the spatial distribution of seismicity and seismic hazard and geophysical parameters is undertaken along the Hellenic Volcanic Arc (HVA). Seismicity of the area is divided in a cellular manner allowing analysis of the localized seismicity parameters and representation of their regional variation as contour maps.
Theodoros M Tsapanos   +2 more
exaly   +3 more sources

The geochemistry of fluids from an active shallow submarine hydrothermal system: Milos island, Hellenic Volcanic Arc

open access: greenJournal of Volcanology and Geothermal Research, 2005
Abstract Geothermal activity in the Aegean island of Milos (Greece), associated with island-arc volcanism, is abundant both on-and off-shore. Hydrothermal fluids venting from several sites, mainly shallow submarine (up to 10 m), but also just above seawater level in one locality, were sampled over four summer field seasons.
Eugenia Valsami-Jones   +2 more
exaly   +5 more sources

Microseismic activity in the Hellenic Volcanic Arc, Greece, with emphasis on the seismotectonic setting of the Santorini–Amorgos zone [PDF]

open access: greenTectonophysics, 2006
Abstract The volcanic arc of the Hellenic subduction zone with its four volcanic centers is of major relevance when evaluating the seismovolcanic hazard for the Aegean region. We present results from a 22-station temporary seismic network (CYCNET) in the central Hellenic Volcanic Arc (HVA).
Marco Bohnhoff   +2 more
exaly   +8 more sources

Trends in Ocean S‐Isotopes May Be Influenced by Major LIP Events

open access: yesGeophysical Monograph Series, Page 341-376., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Ross. R. Large   +5 more
wiley  

+2 more sources

Heralds of Future Volcanism: Swarms of Microseismicity Beneath the Submarine Kolumbo Volcano Indicate Opening of Near‐Vertical Fractures Exploited by Ascending Melts

open access: yesGeochemistry, Geophysics, Geosystems, 2022
The Kolumbo submarine volcano in the southern Aegean (Greece) is associated with repeated seismic unrest since at least two decades and the causes of this unrest are poorly understood.
F. Schmid   +6 more
doaj   +1 more source

Focal mechanisms in the southern Aegean from temporary seismic networks – implications for the regional stress field and ongoing deformation processes [PDF]

open access: yesSolid Earth, 2014
The lateral variation of the stress field in the southern Aegean plate and the subducting Hellenic slab is determined from recordings of seismicity obtained with the CYCNET and EGELADOS networks in the years from 2002 to 2007.
W. Friederich   +5 more
doaj   +1 more source

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