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GeoHazards, Volume 6, Issue 3

2025 September - 26 articles

Cover Story: This study applies TESLA, a new tool for analyzing microseismicity, to revisit two seismic sequences in the Monferrato area of Southern Piedmont. By combining advanced relocation techniques with focal mechanism analysis, the research reveals the presence of an active deep strike-slip fault responsible for past seismicity. The results underline the importance of microseismicity in detecting blind seismogenic structures and highlight the contribution of methodological innovations such as TESLA to seismic hazard assessment. View this paper
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Articles (26)

  • Article
  • Open Access
1,876 Views
27 Pages

17 September 2025

This study evaluates landslide susceptibility in Hanang District, Manyara Region, Tanzania, using three approaches: Analytic Hierarchy Process (AHP), Frequency Ratio (FR), and Landslide Susceptibility Index. A total of 11 environmental and anthropoge...

  • Article
  • Open Access
2,398 Views
23 Pages

15 September 2025

The Central Mindoro Fault (CMF) is a major active oblique, sinistral strike-slip fault within the Philippine archipelago that accommodates the oblique convergence between the Philippine Sea Plate (PSP) and the Sunda Plate (SP). This study focused on...

  • Article
  • Open Access
901 Views
16 Pages

Adaptive Harmony Search-Based Optimization of Tuned Mass Damper Inerters Under Near-Fault Earthquake Records

  • Yaren Aydın,
  • Gebrail Bekdaş,
  • Sinan Melih Nigdeli,
  • Sanghun Kim and
  • Zong Woo Geem

11 September 2025

Dynamic effects such as wind, traffic, and earthquakes can cause loss of life and property. Since tall buildings are more sensitive to these vibrations, vibration control is an important issue in civil engineering. In this study, the Adaptive Harmony...

  • Article
  • Open Access
1,939 Views
20 Pages

Seasonal and Episodic Variation of Aseismic Creep Displacement Along the West Valley Fault, Philippines

  • Rolly E. Rimando,
  • Deo Carlo E. Llamas,
  • Bryan J. Marfito and
  • Renato J. Garduque

11 September 2025

Creep through mainly vertical displacement along en echelon ground ruptures within the creeping segment of the West Valley Fault (WVF) in the Luzon Island, Philippines, has been occurring since first documented in the 90s. It is believed to have been...

  • Article
  • Open Access
1,211 Views
24 Pages

8 September 2025

The impacts of climate change, including rising temperatures and severe droughts, have intensified wildfires globally, with increased frequency, severity, and extent. Forests reduce the occurrence of rockfalls and increase their intensity since the s...

  • Article
  • Open Access
2 Citations
1,824 Views
20 Pages

6 September 2025

The failure of large gravity dams during an earthquake could lead to calamitous flooding, severe infrastructural damage, and massive environmental destruction. This paper aims to demonstrate reliable methods for evaluating dam performance after a sei...

  • Article
  • Open Access
1 Citations
3,286 Views
11 Pages

5 September 2025

The Tokara Islands, a volcanic archipelago located south of Japan’s main islands, experienced earthquake swarm activity in 2025. Public concern has emerged regarding the potential triggering of the anticipated Nankai Trough earthquake, which th...

  • Article
  • Open Access
1 Citations
1,180 Views
25 Pages

Using Electrical Resistivity Tomography to Reconstruct Alpine Spring Supply: A Case Study from the Montellina Spring (Quincinetto, NW Alps, Italy)

  • Cesare Comina,
  • Domenico Antonio De Luca,
  • Stefano Dolce,
  • Maria Gabriella Forno,
  • Marco Gattiglio,
  • Franco Gianotti,
  • Manuela Lasagna,
  • Giovanni Pigozzi,
  • Sandro Roux and
  • Andrea Vergnano

2 September 2025

Both studies and conservation of mountain waters are essential because of the primary role of mountains as “natural water towers” for the preservation and optimized exploitation of water reserves. In particular, under climate change stres...

  • Article
  • Open Access
1 Citations
1,082 Views
21 Pages

1 September 2025

Tunnel linings play a vital role in underground infrastructure, yet their performance can be severely affected by pre-existing cracks. This study investigates the mechanical behavior and failure mechanisms of C30 concrete with artificial cracks under...

  • Article
  • Open Access
1,270 Views
15 Pages

Geohazard investigation in volcanic fields is essential for understanding and mitigating risks associated with volcanic activity. Volcanic vents are often concealed by processes such as faulting, subsidence, or uplift, which complicates their detecti...

  • Article
  • Open Access
1 Citations
1,185 Views
22 Pages

Landslide Susceptibility Assessment Based on a Quantitative Continuous Model: A Case Study of Wanzhou

  • Shangxiao Wang,
  • Xiaonan Niu,
  • Shengjun Xiao,
  • Yanwei Sun,
  • Leli Zong,
  • Jian Liu and
  • Ming Zhang

Landslide susceptibility assessment constitutes a pivotal method of preventing and reducing losses caused by geological disasters. However, traditional models are often influenced by subjective grading factors, which can result in unscientific and in...

  • Article
  • Open Access
1,189 Views
16 Pages

Identifying Deep Seismogenic Sources in Southern Piedmont (North-Western Italy) via the New Tool TESLA for Microseismicity Analysis

  • Francisca Guiñez-Rivas,
  • Guido Maria Adinolfi,
  • Cesare Comina and
  • Sergio Carmelo Vinciguerra

The analysis of earthquake source mechanisms is key for seismotectonic studies, but it is often limited to traditional methods plagued with issues of precision and automation. This is particularly true in low-seismicity areas with deep and/or hidden...

  • Review
  • Open Access
2 Citations
1,693 Views
25 Pages

Seismo-stratigraphic data of the Gulf of Pozzuoli have been revised with the aim of identifying the tectonic structures controlling the area in more detail and to highlight the possible relationships of the morpho-structures with the new bradyseismic...

  • Article
  • Open Access
2 Citations
1,988 Views
23 Pages

Debris flows are rapid mass movements of water-laden debris that flow down mountainsides into valley channels and eventually settle on valley floors. The risk of debris flows can be significantly increased after wildfires. Following the destructive 2...

  • Article
  • Open Access
1 Citations
1,853 Views
19 Pages

Levee failures caused by prolonged flooding and elevated upstream water levels pose a significant risk to floodplain communities, especially as the number of extreme hydrological events increases under climate change. Understanding seepage-induced we...

  • Article
  • Open Access
1,422 Views
18 Pages

Soil erosion threatens agricultural sustainability in tropical upland areas. This study evaluated soil erosion in Nam Dong district, Central Vietnam, using the Universal Soil Loss Equation (USLE) model and the Analytic Hierarchy Process (AHP) based o...

  • Article
  • Open Access
1,283 Views
17 Pages

Lake Water Depletion Linkages with Seismic Hazards in Sikkim, India: A Case Study on Chochen Lake

  • Anil Kumar Misra,
  • Kuldeep Dutta,
  • Rakesh Kumar Ranjan,
  • Nishchal Wanjari and
  • Subash Dhakal

After the 2011 earthquake, lake water depletion has become a widespread issue in Sikkim, especially in regions classified as high to very high seismic zones, where many lakes have turned into seasonal water bodies. This study investigates Chochen Lak...

  • Review
  • Open Access
2 Citations
1,659 Views
14 Pages

In light of the increasing frequency and intensity of natural phenomena, whether climatic or telluric, the relevance of multi-risk assessment approaches has become an important issue for understanding and estimating the impacts of disasters on comple...

  • Article
  • Open Access
1,323 Views
19 Pages

Mass Movements in Wetlands: An Analysis of a Typical Amazon Delta-Estuary Environment

  • Aline M. Meiguins de Lima,
  • Vitor Gabriel Queiroz do Nascimento,
  • Saulo Siqueira Martins,
  • Arthur Cesar Souza de Oliveira and
  • Yuri Antonio da Silva Rocha

This study aims to investigate the processes associated with mass movements and their relationship with the behavior of the Amazon River delta-estuary (ADE) wetlands. The methodological approach involves using water spectral indices and ground-penetr...

  • Article
  • Open Access
2 Citations
1,430 Views
19 Pages

A Multi-Temporal Knowledge Graph Framework for Landslide Monitoring and Hazard Assessment

  • Runze Wu,
  • Min Huang,
  • Haishan Ma,
  • Jicai Huang,
  • Zhenhua Li,
  • Hongbo Mei and
  • Chengbin Wang

In the landslide chain from pre-disaster conditions to landslide mitigation and recovery, time is an important factor in understanding the geological hazards process and managing landsides. Static knowledge graphs are unable to capture the temporal d...

  • Article
  • Open Access
3,940 Views
24 Pages

Urban Flood Susceptibility Mapping Using GIS and Analytical Hierarchy Process: Case of City of Uvira, Democratic Republic of Congo

  • Isaac Bishikwabo,
  • Hwaba Mambo,
  • John Kowa Kamanda,
  • Chérifa Abdelbaki,
  • Modester Alfred Nanyunga and
  • Navneet Kumar

The city of Uvira, located in the eastern Democratic Republic of Congo (DRC), is increasingly experiencing flood events with devastating impacts on human life, infrastructure, and livelihoods. This study evaluates flood susceptibility in Uvira using...

  • Article
  • Open Access
1,678 Views
15 Pages

Earth fill dams are susceptible to internal erosion and instability when founded over cavity-prone formations such as gypsum or karstic limestone. Subsurface voids can significantly compromise dam performance, particularly under seismic loading, by a...

  • Article
  • Open Access
1 Citations
1,398 Views
16 Pages

The seismicity levels in Oklahoma and southern Kansas have increased dramatically over the last 15 years. Past studies have identified the massive disposal of wastewater co-produced during oil and gas extraction as the driving force behind some earth...

  • Article
  • Open Access
2,715 Views
24 Pages

Mechanically stabilized earth (MSE) retaining walls have become a favored substitute for traditional poured concrete walls due to their affordability, minimal site preparation needs, and practical construction advantages. However, using backfill mate...

  • Article
  • Open Access
1,176 Views
21 Pages

In recent decades, climate change has led to more frequent episodes of extreme rainfall, increasing the risk of river flooding. Streams and rivers characterized by short flow times are subject to rapid and impressive floods; for this reason, the mode...

  • Article
  • Open Access
2 Citations
3,793 Views
20 Pages

Utilizing LLMs and ML Algorithms in Disaster-Related Social Media Content

  • Vasileios Linardos,
  • Maria Drakaki and
  • Panagiotis Tzionas

In this research, we explore the use of Large Language Models (LLMs) and clustering techniques to automate the structuring and labeling of disaster-related social media content. With a gathered dataset comprising millions of tweets related to various...

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GeoHazards - ISSN 2624-795X