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View article: Mechanical Behaviour and Failure of Glowing Volcaniclastic Rocks: Implications for Deposit-Derived Pyroclastic Density Currents
Mechanical Behaviour and Failure of Glowing Volcaniclastic Rocks: Implications for Deposit-Derived Pyroclastic Density Currents Open
Failure of glowing volcaniclastic rocks can result in hot rock avalanches, commonly referred to as deposit-derived pyroclastic density currents (PDCs). These phenomena are common in volcanoes with low to moderate eruptive activity, where s…
View article: Deposit-Derived Pyroclastic Density Currents from the 1944 Eruption of Mount Vesuvius, Italy: Integrating Field Observations, Historical Accounts, and Morphological Data to Reconstruct Predisposing Factors and Triggering Mechanisms
Deposit-Derived Pyroclastic Density Currents from the 1944 Eruption of Mount Vesuvius, Italy: Integrating Field Observations, Historical Accounts, and Morphological Data to Reconstruct Predisposing Factors and Triggering Mechanisms Open
The gravitational instability of glowing volcaniclastics can lead to the formation of deposit-derived pyroclastic density currents (PDCs). These flows can mobilise volumes of 10³ to 10⁷ m³, travelling several kilometres fro…
View article: First evidence of a geodetic anomaly in the Campi Flegrei caldera (Italy) ground deformation pattern revealed by DInSAR and GNSS measurements during the 2021–2023 escalating unrest phase
First evidence of a geodetic anomaly in the Campi Flegrei caldera (Italy) ground deformation pattern revealed by DInSAR and GNSS measurements during the 2021–2023 escalating unrest phase Open
Campi Flegrei caldera is an Italian high-risk volcano experiencing a progressively more intense long-term uplift, accompanied by increasing seismicity and geochemical emissions over the last two decades. Ground deformation shows an axisymm…
View article: Burst-like swarms and periodical VT events in the accelerating unrest phase of Campi Flegrei caldera (2021-2024)
Burst-like swarms and periodical VT events in the accelerating unrest phase of Campi Flegrei caldera (2021-2024) Open
Since 2021, peculiar seismic sequences became evident and frequent in Campi Flegrei caldera (Italy), while deformation, seismicity and gas emission showed an acceleration. We distinguished burst-like swarms and periodical VT sequences. The…
View article: Generation of deposit-derived pyroclastic density currents by repeated crater rim failures at Stromboli Volcano (Italy)
Generation of deposit-derived pyroclastic density currents by repeated crater rim failures at Stromboli Volcano (Italy) Open
The gravitational instability of hot material deposited during eruptive activity can lead to the formation of glowing avalanches, commonly known as deposit-derived pyroclastic density currents (PDCs). These currents can travel hundreds of …
View article: Search for anomalies in Stromboli's pre-paroxysm activity through an automatic hybrid method of time series analysis
Search for anomalies in Stromboli's pre-paroxysm activity through an automatic hybrid method of time series analysis Open
Stromboli (Italy) is an open-vent volcano with persistent explosive activity producing up to five hundred mild explosions per day. Fluctuations in explosion intensity, varying even by orders of magnitude in terms of emitted volume and thei…
View article: First evidence of a geodetic anomaly in the Campi Flegrei caldera (Italy) ground deformation pattern revealed by DInSAR and GNSS measurements during the 2021-2023 escalating unrest phase
First evidence of a geodetic anomaly in the Campi Flegrei caldera (Italy) ground deformation pattern revealed by DInSAR and GNSS measurements during the 2021-2023 escalating unrest phase Open
Campi Flegrei caldera is an Italian high risk volcano that, since the last two decades, is experiencing a progressively more intense long term uplift, accompained by increasing seismicity and geochemical emissions. Ground deformation shows…
View article: Geodetic anomaly detection and analysis in the Campi Flegrei caldera (Italy) deformation pattern of the 2021-2023 escalating unrest phase
Geodetic anomaly detection and analysis in the Campi Flegrei caldera (Italy) deformation pattern of the 2021-2023 escalating unrest phase Open
Campi Flegrei caldera is experiencing, during the last two decades, an uplift with a typical bell-shaped pattern, which is progressively more intense (40 cm in 2021-2023) and is accompanied by increasing seismicity and fumarolic activity. …
View article: Anomaly detection within the 2021-2023 deformation pattern of the Campi Flegrei (Italy) caldera through the analysis of DInSAR and GNSS data
Anomaly detection within the 2021-2023 deformation pattern of the Campi Flegrei (Italy) caldera through the analysis of DInSAR and GNSS data Open
The Campi Flegrei caldera (southern Italy) is an active volcano whose last eruption occurred in 1538. This caldera is characterized by ground displacements (subsidence or uplift), often referred to with the term "bradyseism". Over the last…
View article: Rapid geomorphological changes on Stromboli volcano monitored by multi-platform remote sensing data
Rapid geomorphological changes on Stromboli volcano monitored by multi-platform remote sensing data Open
Steep-slopes volcanoes are susceptible to rapid geomorphological changes resulting from frequent eruptive activity, leading to non-equilibrium slope conditions. Stromboli, among other volcanoes, undergoes significant geomorphological alter…
View article: On the still unpredictable but recurrent lahars: the November 26, 2022 case study at Ischia island (Italy)
On the still unpredictable but recurrent lahars: the November 26, 2022 case study at Ischia island (Italy) Open
Lahars, landslides and debris flows are rapid natural phenomena that can heavily impact on and modify the environment, not only that from which they are triggered but also the one in which they propagate or leave deposits. In particular, l…
View article: The gully system on the NW sector of La Fossa cone (Vulcano Island): 2D evolution and hazard implication
The gully system on the NW sector of La Fossa cone (Vulcano Island): 2D evolution and hazard implication Open
The Island of Vulcano is the emerged portion of a composite volcanic edifice within the Aeolian volcanic archipelago, situated in the southern Tyrrhenian Sea. The remobilization, triggered by heavy rainfall, of loose volcaniclastic materia…
View article: Multi‐Temporal InSAR, GNSS and Seismic Measurements Reveal the Origin of the 2021 Vulcano Island (Italy) Unrest
Multi‐Temporal InSAR, GNSS and Seismic Measurements Reveal the Origin of the 2021 Vulcano Island (Italy) Unrest Open
La Fossa Caldera at Vulcano (Italy) has been showing signs of unrest since September 2021. To investigate this phenomenon, we conducted an analysis of geodetic and seismological data from July to December 2021. In particular, we analyzed M…
View article: The March 2023 UAS-based high-resolution Digital Surface Model and orthomosaic of the NE flank of Stromboli volcano (Sicily, Italy)
The March 2023 UAS-based high-resolution Digital Surface Model and orthomosaic of the NE flank of Stromboli volcano (Sicily, Italy) Open
Stromboli is a volcanic island in a persistent state of activity, located in the Tyrrhenian Sea off the northern coast of Sicily. During the night of 25 and 26 May 2022, a massive human-caused wildfire destroyed most of the vegetation cove…
View article: Seismic and thermal precursors of crater collapses and overflows at Stromboli volcano
Seismic and thermal precursors of crater collapses and overflows at Stromboli volcano Open
Lava overflows are highly hazardous phenomena that can occur at Stromboli. They can destabilize the crater area and the “Sciara del Fuoco” unstable slope, formed by several sector collapses, which can generate potentially tsunamigenic land…
View article: Dealing with hydrothermal unrest in active calderas by jointly exploiting geodetic and seismic measurements: the 2021-22 Vulcano Island (Italy) crisis case study
Dealing with hydrothermal unrest in active calderas by jointly exploiting geodetic and seismic measurements: the 2021-22 Vulcano Island (Italy) crisis case study Open
Active calderas are typically characterized by shallow magmatic systems associated with marked geothermal anomalies and significant fluid releases. Ground deformation are generally associated with uplift or subsidence, induced by recharges…
View article: Multi-temporal InSAR, GNSS and seismic measurements reveal the origin of the 2021 Vulcano island (Italy) unrest
Multi-temporal InSAR, GNSS and seismic measurements reveal the origin of the 2021 Vulcano island (Italy) unrest Open
GNSS (Global Navigation Satellite System) and InSAR measurements related the 2021 Vulcano island (Italy) unrest
View article: Modelling Erosion and Floods in Volcanic Environment: The Case Study of the Island of Vulcano (Aeolian Archipelago, Italy)
Modelling Erosion and Floods in Volcanic Environment: The Case Study of the Island of Vulcano (Aeolian Archipelago, Italy) Open
The re-mobilization of volcaniclastic material poses a hazard factor which, although it decreases with time since the last eruption, remains present in the hydrographic basins of volcanic areas. Herein, we present the results of the numeri…
View article: Crater-rim collapse at Stromboli volcano: understanding the mechanisms leading from the failure of hot rocks to the development of glowing avalanches
Crater-rim collapse at Stromboli volcano: understanding the mechanisms leading from the failure of hot rocks to the development of glowing avalanches Open
The failures of volcanic crater-rims frequently lead to the development of avalanches of glowing rocks, a hybrid phenomenon between rock avalanches and pyroclastic density currents, reaching considerable distances from the eruptive centres…
View article: Integration of Remote Sensing and Offshore Geophysical Data for Monitoring the Short-Term Morphological Evolution of an Active Volcanic Flank: A Case Study from Stromboli Island
Integration of Remote Sensing and Offshore Geophysical Data for Monitoring the Short-Term Morphological Evolution of an Active Volcanic Flank: A Case Study from Stromboli Island Open
The Sciara del Fuoco (SdF) collapse scar at Stromboli is an active volcanic area affected by rapid morphological changes due to explosive/effusive eruptions and mass-wasting processes. The aim of this paper is to demonstrate the importance…
View article: Multi-parametric study of an eruptive phase comprising unrest, major explosions, crater failure, pyroclastic density currents and lava flows: Stromboli volcano, 1 December 2020–30 June 2021
Multi-parametric study of an eruptive phase comprising unrest, major explosions, crater failure, pyroclastic density currents and lava flows: Stromboli volcano, 1 December 2020–30 June 2021 Open
Open conduit volcanoes like Stromboli can display elusive changes in activity before major eruptive events. Starting on December 2020, Stromboli volcano displayed an increasing eruptive activity, that on 19 May 2021 led to a crater-rim col…