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40 Results Found

  • Article
  • Open Access
3 Citations
2,785 Views
20 Pages

First Open-Coast HF Radar Observations of a 2-Phase Volcanic Tsunami, Tonga 2022

  • Belinda Lipa,
  • Donald Barrick,
  • Chad Whelan,
  • Marcel Losekoot and
  • Hardik Parikh

28 April 2023

We describe results from coastal radar systems that observed anomalous current flows generated by the volcanic eruption in the Tongan archipelago on 15 January 2022 UTC, reporting the first radar detection of a volcanic tsunami. The eruption caused s...

  • Article
  • Open Access
607 Views
28 Pages

31 October 2025

The Cretaceous marks the peak of magmatic activity in southeastern (SE) China, which is attributed to the subduction of the paleo-Pacific plate beneath the South China Block. This region constitutes a significant igneous belt along the active contine...

  • Article
  • Open Access
7 Citations
4,310 Views
22 Pages

This paper deals with the problem of cliff stability and proposes a geomorphological zonation of a cliff using a sector of the Posillipo promontory (named the Coroglio-Trentaremi sea cliff, Italy), in the Campi Flegrei coastal area, as a case study....

  • Article
  • Open Access
11 Citations
5,083 Views
32 Pages

Coastal Erosion and Flooding Threaten Low-Lying Coastal Tracts at Lipari (Aeolian Islands, Italy)

  • Claudia Romagnoli,
  • Alessandro Bosman,
  • Daniele Casalbore,
  • Marco Anzidei,
  • Fawzi Doumaz,
  • Fabiana Bonaventura,
  • Matteo Meli and
  • Carmelo Verdirame

21 June 2022

Lipari is the largest and most populated island in the Aeolian Archipelago, a UNESCO site, and a highly frequented touristic destination. As in many other insular settings, the low-lying coastal stretches in the E and NE sectors of Lipari are locally...

  • Article
  • Open Access
10 Citations
3,753 Views
22 Pages

Sr-Nd Isotopic Composition of Pyroxenes as a Provenance Indicator of a Double-Volcanic Source in Sands of the Ofanto River (Southern Italy)

  • Paola Donato,
  • Rosanna De Rosa,
  • Mariano Tenuta,
  • Raffaella Silvia Iovine,
  • Federica Totaro and
  • Massimo D’Antonio

11 February 2022

The sands of the Ofanto River (Southern Italy) include a volcaniclastic component represented by clinopyroxene, melanite garnet, amphibole and subordinate volcanic lithics. In order to infer the provenance of this component, we have conducted a micro...

  • Article
  • Open Access
8 Citations
11,338 Views
17 Pages

A Preliminary Hazard Assessment of Kolumbo Volcano (Santorini, Greece)

  • Anna Katsigera,
  • Paraskevi Nomikou and
  • Kosmas Pavlopoulos

19 August 2024

Volcanic eruptions stand as destructive threats to adjacent communities, unleashing multiple hazards such as earthquakes, tsunamis, pyroclastic flows, and toxic gases. The imperative for proactive management of volcanic risks and communities’ a...

  • Article
  • Open Access
1,482 Views
12 Pages

Retrospective Study on Acute Effects of Mount Etna Volcanic Eruption in Patients with Atopic Dermatitis

  • Federica Trovato,
  • Antonio Di Guardo,
  • Alessandra Rallo,
  • Annunziata Dattola,
  • Elena Zappia,
  • Steven Paul Nisticò and
  • Giovanni Pellacani

Mount Etna, located on the eastern coast of Sicily, is Europe’s most active volcano. Over the past five years, it has experienced numerous significant eruptive episodes, with the most recent occurring in August 2024. During this event, substant...

  • Article
  • Open Access
15 Citations
5,433 Views
20 Pages

15 March 2022

Coastal areas are exposed to high levels of human occupation, which has led to their degradation. Coastal dunes have been greatly altered by different historical and current land uses, causing the loss of their natural and cultural values. On the coa...

  • Perspective
  • Open Access
1 Citations
5,086 Views
14 Pages

The Contributions of Marine Sediment Cores to Volcanic Hazard Assessments: Present Examples and Future Perspectives

  • Chris Satow,
  • Sebastian Watt,
  • Mike Cassidy,
  • David Pyle and
  • Yuqiao Natalie Deng

The rigorous assessment of volcanic hazards relies on setting contemporary monitoring observations within an accurate, longer-term geological context. Revealing that geological context requires the detailed fieldwork, mapping and laboratory analysis...

  • Article
  • Open Access
6 Citations
2,397 Views
31 Pages

Evaluation and Modelling of the Coastal Geomorphological Changes of Deception Island since the 1970 Eruption and Its Involvement in Research Activity

  • Cristina Torrecillas,
  • Carmen Zarzuelo,
  • Jorge de la Fuente,
  • Bismarck Jigena-Antelo and
  • Gonçalo Prates

29 January 2024

Deception Island is an active volcano with a submerged caldera open to the sea called Port Foster. Several post-caldera-collapsed volcanic events, as well as hydrodynamics, have changed its inner coastline, shaping new volcanic deposits. A hydrodynam...

  • Proceeding Paper
  • Open Access
1,874 Views
8 Pages

30 November 2022

The last volcanic eruption in Western Samoa, which occurred between 1905 and 1911, produced a complex scoria and lava spatter cone and an extensive lava field that destroyed Sale’aula village, near the Pacific coast. This eruption, referred to...

  • Review
  • Open Access
25 Citations
15,426 Views
36 Pages

Offshore Geological Hazards: Charting the Course of Progress and Future Directions

  • Gemma Ercilla,
  • David Casas,
  • Belén Alonso,
  • Daniele Casalbore,
  • Jesús Galindo-Zaldívar,
  • Soledad García-Gil,
  • Eleonora Martorelli,
  • Juan-Tomás Vázquez,
  • María Azpiroz-Zabala and
  • Damien DoCouto
  • + 15 authors

31 May 2021

Offshore geological hazards can occur in any marine domain or environment and represent a serious threat to society, the economy, and the environment. Seismicity, slope sedimentary instabilities, submarine volcanism, fluid flow processes, and bottom...

  • Article
  • Open Access
6 Citations
3,605 Views
17 Pages

The Role of Samalas Mega Volcanic Eruption in European Summer Hydroclimate Change

  • Bin Liu,
  • Jian Liu,
  • Liang Ning,
  • Weiyi Sun,
  • Mi Yan,
  • Chen Zhao,
  • Kefan Chen and
  • Xiaoqing Wang

2 November 2020

In this study, the role of AD 1258 Samalas mega volcanic eruption in the summer hydroclimate change over Europe and the corresponding mechanisms are investigated through multi-member ensemble climate simulation experiments based on the Community Eart...

  • Feature Paper
  • Article
  • Open Access
39 Citations
6,276 Views
26 Pages

Overflows and Pyroclastic Density Currents in March-April 2020 at Stromboli Volcano Detected by Remote Sensing and Seismic Monitoring Data

  • Sonia Calvari,
  • Federico Di Traglia,
  • Gaetana Ganci,
  • Flora Giudicepietro,
  • Giovanni Macedonio,
  • Annalisa Cappello,
  • Teresa Nolesini,
  • Emilio Pecora,
  • Giuseppe Bilotta and
  • Veronica Centorrino
  • + 3 authors

16 September 2020

Between 28 March and 1 April 2020, Stromboli volcano erupted, with overflows from the NE crater rim spreading along the barren Sciara del Fuoco slope and reaching the sea along the NW coast of the island. Poor weather conditions did not allow a detai...

  • Article
  • Open Access
13 Citations
6,186 Views
20 Pages

Evidence of Unknown Paleo-Tsunami Events along the Alas Strait, West Sumbawa, Indonesia

  • Bachtiar W. Mutaqin,
  • Franck Lavigne,
  • Patrick Wassmer,
  • Martine Trautmann,
  • Puncak Joyontono,
  • Christopher Gomez,
  • Bagus Septiangga,
  • Jean-Christophe Komorowski,
  • Junun Sartohadi and
  • Danang Sri Hadmoko

Indonesia is exposed to earthquakes, volcanic activities, and associated tsunamis. This is particularly the case for Lombok and Sumbawa Islands in West Nusa Tenggara, where evidence of tsunamis is frequently observed in its coastal sedimentary record...

  • Article
  • Open Access
559 Views
14 Pages

Assessment of the Ecotoxicity of Marine Sediments from the Eastern Kamchatka Using Bioassays

  • Valentina Vladimirovna Slobodskova,
  • Victor Pavlovich Chelomin,
  • Sergey Petrovich Kukla,
  • Andrey Alexandrovich Mazur,
  • Nadezhda Vladimirovna Dovzhenko,
  • Aleksandra Anatolyevna Istomina and
  • Elena Vladimirovna Zhuravel

2 October 2025

Because of the active influx of chemical compounds into the marine environment, a significant portion is transformed and accumulates in bottom sediments (BS), posing a threat to benthic organisms. The eastern coast of the Kamchatka Peninsula, with it...

  • Review
  • Open Access
7 Citations
7,048 Views
34 Pages

The boundary between land and sea is among the most extensive and extreme ecological barriers on planet Earth. Intertidal organisms living at this junction are subject to potentially lethal conditions related to desiccation, temperature fluctuations,...

  • Article
  • Open Access
3 Citations
4,108 Views
18 Pages

18 October 2022

Sea level measurements are of critical importance in the verification of tsunami generation. When a large earthquake occurs in a subduction zone and the Regional Tsunami Service Providers of UNESCO/IOC issue alerts, sea level measurements are used to...

  • Review
  • Open Access
20 Citations
4,776 Views
16 Pages

Megaclasts: Term Use and Relevant Biases

  • Dmitry A. Ruban,
  • Alena A. Ponedelnik and
  • Natalia N. Yashalova

The term “megaclast” started circulation near the beginning of the 21st century. The present review is aimed at examination of the use of this term in the modern geoscience literature. The main method is bibliographical survey of the arti...

  • Article
  • Open Access
6 Citations
3,567 Views
13 Pages

3 December 2018

Aflatoxins in feeds cause great health hazards to animals, and thus eventually to humans as well. The potential of clays from Arusha (AC), Kilimanjaro (KC), the Coast (CC), and Morogoro (MC), as well as volcanic ash (VA) and rice husk ash (RA), were...

  • Article
  • Open Access
1 Citations
6,509 Views
19 Pages

Arsenic contamination of groundwater in the Southern Gulf Coast Aquifer of Texas is a critical public health concern as much of the area is rural in nature with decentralized water supplies. Previous studies have pointed to volcanic deposits as the r...

  • Article
  • Open Access
68 Citations
29,135 Views
49 Pages

Based on the structural style and physiographic criteria, the Central Andes of Peru can be divided into segments running parallel to the Pacific coast. The westernmost segment, the Coastal Belt, consists of a Late Jurassic–Cretaceous volcanic arc seq...

  • Article
  • Open Access
3 Citations
4,565 Views
15 Pages

30 September 2021

This research presents a literature review of published scientific literature on the Coromandel Peninsula, a well-known region of the northern part of the North Island of New Zealand. It contains many biological, geological, and historical features a...

  • Article
  • Open Access
27 Citations
8,658 Views
20 Pages

27 May 2015

The chloride mass balance method was used to estimate the average diffuse groundwater recharge on northeastern Gran Canaria (Canary Islands), where the largest recharge to the volcanic island aquifer occurs. Rainwater was sampled monthly in ten rainw...

  • Article
  • Open Access
426 Views
23 Pages

29 November 2025

Jeju Island, a volcanic island located off the southern coast of the Korean Peninsula, harbors highly specialized microbial communities shaped by its unique geological and climatic diversity. In particular, Baengnokdam Crater Lake at the summit of Mt...

  • Article
  • Open Access
3 Citations
5,393 Views
51 Pages

Coastal Hazard and Vulnerability Assessment in Cameroon

  • Mesmin Tchindjang,
  • Philippes Mbevo Fendoung and
  • Casimir Kamgho

The coast is the most dynamic part of the Earth’s surface due to its strategic position at the interface of the land and the sea. It is, therefore, exposed to hazards and specific risks because of the geography as well as the geological and env...

  • Article
  • Open Access
9 Citations
3,386 Views
16 Pages

2 September 2022

This paper aims to better understand why there was a global warming pause in 2000–2015 and why the global mean surface temperature (GMST) has risen again in recent years. We present and statistically analyze substantial time-series observed dat...

  • Article
  • Open Access
17 Citations
4,122 Views
25 Pages

Uncertainty-Driven Ontology for Decision Support System in Air Transport

  • Carlos C. Insaurralde,
  • Erik P. Blasch,
  • Paulo C. G. Costa and
  • Krishna Sampigethaya

Recent electronics advances for air transport have increased aircraft density, volume, and frequency in the airspace. These advances come with control requirements for precise navigation, coordinated Air Traffic Management (ATM) or Unmanned aircraft...

  • Article
  • Open Access
2 Citations
3,221 Views
12 Pages

Astronomical Tide and Storm Surge Signals Observed in an Isolated Inland Maar Lake Near the Coast

  • Mingming Li,
  • Chunyan Li,
  • Lingling Xie,
  • Wei Huang,
  • Quanan Zheng,
  • Keyi Tan and
  • Yingbin Hong

Aimed at the explanation of clear tidal signal and storm surge signals in a closed inland lake near the coast (the Huguangyan Lake), this work uses a combined approach with observations and model experiments. Huguangyan Lake is a closed inland freshw...

  • Article
  • Open Access
1 Citations
2,730 Views
15 Pages

5 April 2024

Korean wasabi occurs naturally on the young oceanic, volcanic Ulleung Island off the east coast of the Korean Peninsula. Although the Ulleung Island wasabi is reported as Eutrema japonicum and has been suggested to be morphologically identical to cul...

  • Article
  • Open Access
6 Citations
4,074 Views
21 Pages

30 May 2021

The rapid displacement of the ocean floor during large ocean earthquakes or volcanic eruptions causes the propagation of tsunami waves on the surface of the ocean, and consequently internal gravity waves (IGWs) in the atmosphere. IGWs pierce through...

  • Article
  • Open Access
1 Citations
2,336 Views
14 Pages

14 November 2022

Calcium isotopes of carbonate rocks can trace calcium cycles and record changes in the marine environment. As published calcium isotope profiles of carbonate rocks at the Permian-Triassic boundary are rare, comparative studies on deep-water profiles...

  • Article
  • Open Access
1 Citations
3,055 Views
26 Pages

11 December 2024

The fortified hilltop settlement of Monkodonja, located near Rovinj on the west coast of Istria, Croatia, provides insight into Bronze Age occupation and conflict in the Adriatic region. Established around 2000 BC, as evidenced by a series of C14 dat...

  • Feature Paper
  • Review
  • Open Access
18 Citations
6,794 Views
51 Pages

Metalliferous Coals of Cretaceous Age: A Review

  • Shifeng Dai,
  • Sergey I. Arbuzov,
  • Igor Yu. Chekryzhov,
  • David French,
  • Ian Feole,
  • Bruce C. Folkedahl,
  • Ian T. Graham,
  • James C. Hower,
  • Victor P. Nechaev and
  • Nicola J. Wagner
  • + 1 author

13 September 2022

Critical elements in coal and coal-bearing sequences (e.g., Li, Sc, V, Ga, Ge, Se, Y and rare earth elements, Zr, Nb, Au, Ag, platinum group elements, Re, and U) have attracted great attention because their concentrations in some cases may be compara...

  • Article
  • Open Access
14 Citations
7,282 Views
17 Pages

14 April 2015

The eruptive phase of a submarine volcano located 2 km away from the southern coast of El Hierro Island started on October 2011. This extraordinary event provoked a dramatic perturbation of the water column. In order to understand and quantify the en...

  • Feature Paper
  • Article
  • Open Access
7 Citations
4,121 Views
15 Pages

Water Mixing Conditions Influence Sentinel-2 Monitoring of Chlorophyll Content in Monomictic Lakes

  • Michela Perrone,
  • Massimiliano Scalici,
  • Luisa Conti,
  • David Moravec,
  • Jan Kropáček,
  • Maria Sighicelli,
  • Francesca Lecce and
  • Marco Malavasi

8 July 2021

Prompt estimation of phytoplankton biomass is critical in determining the ecological quality of freshwaters. Remote Sensing (RS) may provide new opportunities to integrate with situ traditional monitoring techniques. Nonetheless, wide regional and te...

  • Article
  • Open Access
1 Citations
2,447 Views
13 Pages

The Tuscan Archipelago lies between the Ligurian Sea to the north and the Tyrrhenian Sea to the south and between Corsica to the west and the Tuscan coast to the east. It is made up of seven major islands, Elba, Giglio, Capraia, Montecristo, Pianosa,...

  • Article
  • Open Access
5 Citations
5,778 Views
23 Pages

Re-Os Age and Stable Isotope (O-H-S-Cu) Geochemistry of North Eastern Turkey’s Kuroko-Type Volcanogenic Massive Sulfide Deposits: An Example from Cerattepe-Artvin

  • Ali Ucurum,
  • Cigdem Sahin Demir,
  • Nazmi Otlu,
  • Mustafa Erturk,
  • Taner Ekici,
  • Jason Kirk,
  • Joaquin Ruiz,
  • Ryan Mathur and
  • Greg B. Arehart

23 February 2021

The eastern Pontide tectonic belt (EPTB) contains greater than 350 identified Kuroko type volcanogenic massive sulfide deposits/mineralization/occurrences (VMSD). The deposits are associated with Late Cretaceous felsic volcanics consisting mainly of...

  • Article
  • Open Access
5 Citations
4,185 Views
12 Pages

17 February 2022

Species identification for spawning corals relies heavily on morphology. Recent molecular phylogenetic approaches have demonstrated the limits of traditional coral taxonomy based solely on skeletal morphology. Merulinidae is considered a complex taxo...