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View article: Estimating the mass of tephra accumulated on roads to best manage the impact of volcanic eruptions: the example of Mt Etna, Italy
Estimating the mass of tephra accumulated on roads to best manage the impact of volcanic eruptions: the example of Mt Etna, Italy Open
Explosive eruptions release significant quantities of tephra, which can spread and settle on the ground, potentially leading to various types of damage and disruption to public infrastructure, including road networks. The quantification of…
View article: New developments in the estimation of tephra fallout hazard at Mt. Etna, in Italy, during the PANACEA project
New developments in the estimation of tephra fallout hazard at Mt. Etna, in Italy, during the PANACEA project Open
Mount Etna, in Italy, is one the most active volcanoes in the world. Over the past two decades, its explosive activity has intensified, producing high eruptive columns that rise up to about 15 km above sea level. The particles ejected duri…
View article: 3D reconstruction of volcanic bombs to enhance ballistic trajectory predictions
3D reconstruction of volcanic bombs to enhance ballistic trajectory predictions Open
Volcanic Ballistic Projectiles (VBPs) ejected during explosive eruptions represent a significant hazard to people approaching the craters of active volcanoes. Recently, several models have been proposed to simulate the trajectories of VBPs…
View article: Estimating the mass of tephra accumulated on roads to best manage the impact of volcanic eruptions: the example of Mt. Etna, Italy
Estimating the mass of tephra accumulated on roads to best manage the impact of volcanic eruptions: the example of Mt. Etna, Italy Open
During explosive eruptions a large amount of tephra is dispersed and deposited on the ground with the potential to cause a variety of damage and disruption on public infrastructure, such as road networks, which can require a rapid clean-up…
View article: TSDSystem: a framework to collect, archive and share time series data at volcanological observatories
TSDSystem: a framework to collect, archive and share time series data at volcanological observatories Open
This paper presents a framework designed to collect, archive, and share time series data coming from sensor networks at Istituto Nazionale di Geofisica e Vulcanologia, Osservatorio Etneo (Italy), which we have developed and called Time Ser…
View article: Seismic Phases Picking with Artificial Intelligence: A Novel Approach for Distributed Acoustic Sensing Data Analysis
Seismic Phases Picking with Artificial Intelligence: A Novel Approach for Distributed Acoustic Sensing Data Analysis Open
The analysis of signals acquired through Distributed Acoustic Sensing (DAS) technology offers an innovative method for seismic monitoring. However, owing to the high noise levels, the analysis of DAS data presents significant challenges in…
View article: A Deep Learning Approach for Denoising DAS data in urban volcanic areas
A Deep Learning Approach for Denoising DAS data in urban volcanic areas Open
Among the strengths of Distributed Acoustic Sensing (DAS) applications, the sensing of existing fibre optic cable has certainly aided its extensive adoption in all fields, without excluding the geophysical domain. As a matter of fact, the …
View article: A fast compilation of the VONA messages using a computer-assisted procedure
A fast compilation of the VONA messages using a computer-assisted procedure Open
Mt. Etna, in Italy, is one of the most active volcanoes in the world, producing several explosive events in recent years. Those eruptions form high eruption columns that often reach the top of the troposphere (and sometimes even the lower …
View article: Distributed Fiber Optic Sensing and Artificial Intelligence: preliminary results on the Campi Flegrei caldera unrest
Distributed Fiber Optic Sensing and Artificial Intelligence: preliminary results on the Campi Flegrei caldera unrest Open
Since 2005 the Campi Flegrei caldera (Southern Italy) has been experiencing a long-term unrest characterized by a recent increase in seismicity and ground uplift rate. In August and September 2023, the unrest showed a sudden intensificatio…
View article: Denoising DAS data in urban volcanic areas through a Deep Learning Approach
Denoising DAS data in urban volcanic areas through a Deep Learning Approach Open
The notable benefits of Distributed Acoustic Sensing (DAS) technology—high coverage, high resolution, low cost—have led to its widespread application in the geophysical domain for high-quality data recording. Among possible app…
View article:  Long-term monitoring of seismic and volcanic activity using distributed fibre optic sensing: examples in Iceland (2015-2024) and Italy (2018-2024).
 Long-term monitoring of seismic and volcanic activity using distributed fibre optic sensing: examples in Iceland (2015-2024) and Italy (2018-2024). Open
Monitoring of seismic activity around volcanoes has been conventionally performed using data from continuous seismic and deformation networks, which give real-time information on the status of a volcano at any time. In case of a volcanic c…
View article: Towards a community standard for DAS metadata: Latest advances within the Geo-INQUIRE project
Towards a community standard for DAS metadata: Latest advances within the Geo-INQUIRE project Open
In the last 5 years, the seismological community has experienced an impressive growth in the novel Distributed Acoustic Sensing (DAS) technique, in terms of both the number of experiments and the generated data volume. DAS experiments can …
View article: The Global DAS Month of February 2023
The Global DAS Month of February 2023 Open
During February 2023, a total of 32 individual distributed acoustic sensing (DAS) systems acted jointly as a global seismic monitoring network. The aim of this Global DAS Month campaign was to coordinate a diverse network of organizations,…
View article: Image analysis of volcanic plumes: A simple calibration tool to correct for the effect of wind
Image analysis of volcanic plumes: A simple calibration tool to correct for the effect of wind Open
Video cameras provide vital information on volcanic plumes from explosive eruptions, such as plume height, for monitoring and research. These images must be calibrated to get accurate quantitative data. However, the presence of wind compli…
View article: Toward a Real-Time Analysis of Column Height by Visible Cameras: An Example from Mt. Etna, in Italy
Toward a Real-Time Analysis of Column Height by Visible Cameras: An Example from Mt. Etna, in Italy Open
Volcanic plume height is one the most important features of explosive activity; thus, it is a parameter of interest for volcanic monitoring that can be retrieved using different remote sensing techniques. Among them, calibrated visible cam…
View article: Modeling the Trajectories of Ballistics in the Summit Area of Mt. Etna (Italy) during the 2020–2022 Sequence of Lava Fountains
Modeling the Trajectories of Ballistics in the Summit Area of Mt. Etna (Italy) during the 2020–2022 Sequence of Lava Fountains Open
Between 2020 and 2022, more than sixty lava fountains occurred at Mt. Etna (Italy), which formed high eruption columns rising up to 15 km above sea level (a.s.l.). During those events, several ballistics fell around the summit craters, som…
View article: Distributed dynamic strain sensing of very long period and long period events on telecom fiber-optic cables at Vulcano, Italy
Distributed dynamic strain sensing of very long period and long period events on telecom fiber-optic cables at Vulcano, Italy Open
View article: Estimations of eruption column height during Etna eruptions: a new database based on visible calibrated cameras
Estimations of eruption column height during Etna eruptions: a new database based on visible calibrated cameras Open
During the last decades, explosive activity of Mt. Etna (Italy) has increased. Those events produced powerful lava fountains which form high eruption columns rising up to 15 km above sea level and low intensity and long-lasting explosive a…
View article: Deep learning approach for detecting low frequency events on DAS data at Vulcano Island, Italy
Deep learning approach for detecting low frequency events on DAS data at Vulcano Island, Italy Open
Since September 2021, signs of unrest at Vulcano Island have been noticed after four years of quiescence, along with CO2 degassing and the occurrence of long-period and very long-period events. With the intention of improving the monitorin…
View article: Quantification of tephra impact on the road network: the example of lava fountains at Etna volcano in 2021-22
Quantification of tephra impact on the road network: the example of lava fountains at Etna volcano in 2021-22 Open
During explosive eruptions a large amount of tephra is dispersed and deposited on the ground with the potential to cause a variety of damage and disruption to residential buildings and infrastructure, including road networks. The quantific…
View article: Explosive Paroxysmal Events at Etna Volcano of Different Magnitude and Intensity Explored through a Multidisciplinary Monitoring System
Explosive Paroxysmal Events at Etna Volcano of Different Magnitude and Intensity Explored through a Multidisciplinary Monitoring System Open
Between 13 December 2020 and 21 February 2022, Etna volcano produced a sequence of 66 paroxysmal explosive eruptions, with Strombolian activity at the summit craters climaxing in lava fountains and eruption columns extending several kilome…
View article: Multi-Sensor Analysis of a Weak and Long-Lasting Volcanic Plume Emission
Multi-Sensor Analysis of a Weak and Long-Lasting Volcanic Plume Emission Open
Volcanic emissions are a well-known hazard that can have serious impacts on local populations and aviation operations. Whereas several remote sensing observations detect high-intensity explosive eruptions, few studies focus on low intensit…
View article: Near Real-Time Monitoring of the Christmas 2018 Etna Eruption Using SEVIRI and Products Validation
Near Real-Time Monitoring of the Christmas 2018 Etna Eruption Using SEVIRI and Products Validation Open
On the morning of 24 December 2018, an eruptive event occurred at Etna, which was followed the next day by a strong sequence of shallow earthquakes. The eruptive episode lasted until 30 December, ranging from moderate strombolian to lava f…
View article: Near-Real-Time Tephra Fallout Assessment at Mt. Etna, Italy
Near-Real-Time Tephra Fallout Assessment at Mt. Etna, Italy Open
During explosive eruptions, emergency responders and government agencies need to make fast decisions that should be based on an accurate forecast of tephra dispersal and assessment of the expected impact. Here, we propose a new operational…
View article: Unravelling the links between seismo-acoustic signals and eruptive parameters: Etna lava fountain case study
Unravelling the links between seismo-acoustic signals and eruptive parameters: Etna lava fountain case study Open
View article: Mass Eruption Rates of Tephra Plumes During the 2011–2015 Lava Fountain Paroxysms at Mt. Etna From Doppler Radar Retrievals
Mass Eruption Rates of Tephra Plumes During the 2011–2015 Lava Fountain Paroxysms at Mt. Etna From Doppler Radar Retrievals Open
Real-time estimation of eruptive source parameters during explosive volcanic eruptions is a major challenge in terms of hazard evaluation and risk assessment as these inputs are essential for tephra dispersal models to forecast the impact …
View article: Proximal Monitoring of the 2011–2015 Etna Lava Fountains Using MSG-SEVIRI Data
Proximal Monitoring of the 2011–2015 Etna Lava Fountains Using MSG-SEVIRI Data Open
From 2011 to 2015, 49 lava fountains occurred at Etna volcano. In this work, the measurements carried out from the Spinning Enhanced Visible and InfraRed Imager (SEVIRI) instrument, on board the Meteosat Second Generation (MSG) geostationa…
View article: Spatially resolved SO<sub>2</sub> flux emissions from Mt Etna
Spatially resolved SO<sub>2</sub> flux emissions from Mt Etna Open
We report on a systematic record of SO 2 flux emissions from individual vents of Etna volcano (Sicily), which we obtained using a permanent UV camera network. Observations were carried out in summer 2014, a period encompassing two eruptive…
View article: A Multi-Sensor Approach for Volcanic Ash Cloud Retrieval and Eruption Characterization: The 23 November 2013 Etna Lava Fountain
A Multi-Sensor Approach for Volcanic Ash Cloud Retrieval and Eruption Characterization: The 23 November 2013 Etna Lava Fountain Open
Volcanic activity is observed worldwide with a variety of ground and space-based remote sensing instruments, each with advantages and drawbacks. No single system can give a comprehensive description of eruptive activity, and so, a multi-se…
View article: Sistema integrato per la gestione dell’attività di sorveglianza sismo-vulcanica presso la sala operativa INGV della Sezione di Catania – Osservatorio Etneo
Sistema integrato per la gestione dell’attività di sorveglianza sismo-vulcanica presso la sala operativa INGV della Sezione di Catania – Osservatorio Etneo Open
Il sistema oggetto del presente report tecnico, di seguito indicato come “Registro Turni”, è impiegato presso la Sala Operativa della Sezione di Catania - Osservatorio Etneo (OE) in seno all’attività di sorveglianza sismo-vulcanica. Questo…