Articles

A review of landslide acceptable risk and tolerable risk

Landslides are one of the most important geohazards. In 2004–2016, more than 55,000 people lost their lives to landslides and this does not include deaths caused by seismically triggered landslides. Overall lo...

Authors: Kwan Ben Sim, Min Lee Lee and Soon Yee Wong

Using VIIRS nightlights to estimate the impact of the 2015 Nepal earthquakes

We use Visible Infrared Imaging Radiometer Suite (VIIRS) nightlight data to model the impact of the 2015 Nepal earthquakes. More specifically, the data—showing nightlight emissions—are used to examine the exte...

Authors: Thomas Tveit, Emmanuel Skoufias and Eric Strobl

Liquefaction hazard assessment and ground failure probability analysis in the Kathmandu Valley of Nepal

During the 2015 Gorkha Earthquake (M_w7.8), extensive soil liquefaction was observed across the Kathmandu Valley. As a densely populated urban settlement, the assessment of liquefaction potential of the valley is ...

Authors: Mandip Subedi and Indra Prasad Acharya

Small-scale analysis to rank municipalities requiring slow-moving landslide risk mitigation measures: the case study of the Calabria region (southern Italy)

This paper proposes a three-phase method that combines multi-source (i.e. topographic, thematic, monitoring) input data in a GIS environment to rank—at small (1:250,000) scale—administrative units (e.g. munici...

Authors: Giovanni Gullà, Gianfranco Nicodemo, Settimio Ferlisi, Luigi Borrelli and Dario Peduto

Evaluating underlying causative factors for earthquake-induced landslides and landslide susceptibility mapping in Upper Indrawati Watershed, Nepal

The main objective of this study is to understand the overall impact of earthquake in upper Indrawati Watershed, located in the high mountainous region of Nepal. Hence, we have assessed the relationship betwee...

Authors: Pawan Gautam, Tetsuya Kubota and Aril Aditian

Slope stability analysis of a landfill subjected to leachate recirculation and aeration considering bio-hydro coupled processes

During the operation of landfills, leachate recirculation and aeration are widely applied to accelerate the waste stabilization process. However, these strategies may induce high pore pressures in waste, there...

Authors: Shi-Jin Feng, Shao-Jie Wu, Wen-Ding Fu, Qi-Teng Zheng and Xiao-Lei Zhang

Land subsidence and aquifer compaction in Montgomery County, Texas, U.S.: 2000–2020

Groundwater-withdrawal-induced land subsidence has been a big concern in Montgomery County, Texas, U.S. since the 2000s. As of 2020, approximately half of the entire county is experiencing subsidence over 5 mm...

Authors: Kuan Wang, Guoquan Wang, Brendan Cornelison, Hanlin Liu and Yan Bao

Seismic microzonation of a region with complex surficial geology based on different site classification approaches

A seismic microzonation study was conducted to refine the seismic hazard model for the city of Saguenay, Canada. The Quaternary geology underlying Saguenay shows complex glacial and post-glacial stratigraphy w...

Authors: Mohammad Salsabili, Ali Saeidi, Alain Rouleau and Miroslav Nastev

Report on the 19th international symposium on geo-disaster reduction/high-level academic forum on disaster mitigation and integrated risk defense on the Plateau, 12–15 July 2021, Xining, China

The joint event of 19th International Symposium on Geo-disaster Reduction (19ISGdR) and High-Level Academic Forum on Disaster Mitigation and Integrated Risk Defense on the Plateau was held on 11–15 July in Xin...

Authors: Fenggui Liu, Guolong Zhu and Fawu Wang

Near real time flood inundation mapping using social media data as an information source: a case study of 2015 Chennai flood

During and just after flash flood, data regarding water extent and inundation will not be available as the traditional data collection methods fail during disasters. Rapid water extent map is vital for disaste...

Authors: Dhivya Karmegam, Sivakumar Ramamoorthy and Bagavandas Mappillairaju

Investigating the spatial correlations in univariate random fields of peak ground velocity and peak ground displacement considering anisotropy

The results of seismic risk assessment of spatially distributed infrastructure systems are significantly influenced by spatial correlation of earthquake intensity measures (IM). The assumption of isotropy is a...

Authors: Morteza Abbasnejadfard, Morteza Bastami and Afshin Fallah

Correction to: Determination of emergency roads to emergency accommodation using loss analysis results

Authors: Sajad Ganjehi and Khadijeh Norouzi Khatiri

Influence of the topographic effect on the seismic response of buried pipelines

Detailed study of the response of pipelines during seismic excitation can help reduce physical and financial losses during and after an earthquake. The current research investigated the seismic behavior of pip...

Authors: Jahangir Elyasi, Morteza Bastami, Mohsen Kamalian and Mehdi Derakhshandi

Liquefaction in Palu: the cause of massive mudflows

The 7.5 M_w tectonic earthquake that hit Palu City on 28 September 2018 was followed by tsunami and liquefaction, triggered massive mudflows in Balaroa, Petobo, and Jono Oge areas. This study focuses on the genera...

Authors: Abdul Jalil, Teuku Faisal Fathani, Iman Satyarno and Wahyu Wilopo

Mass movements susceptibility mapping by using heuristic approach. Case study: province of Tétouan (North of Morocco)

This research paper aims to model Mass Movements Susceptibility (MMS) in the province of Tétouan. First, we identified the characteristics and spatial mapping of the different types of MM (collapse, mudflows, ...

Authors: Meryem Elmoulat, Lahcen Ait Brahim, Abderrahman Elmahsani, Abdellah Abdelouafi and Mohammed Mastere

Landslide Susceptibility Mapping of Urban Areas: Logistic Regression and Sensitivity Analysis applied to Quito, Ecuador

Although the Andean region is one of the most landslide-susceptible areas in the world, limited attention has been devoted to the topic in this context in terms of research, risk reduction practice, and urban ...

Authors: Fernando Puente-Sotomayor, Ahmed Mustafa and Jacques Teller

Investigation and simulation of flood inundation hazard in urban areas in Iran

Extensive impervious area and the man-made streams are the characteristics of urban areas. In recent years, rapid urbanization has led to change of rural areas into urban areas, and urban runoff will increase ...

Authors: Mohammad Rostami Khalaj, Hamzeh Noor and Ali Dastranj

Adapting sudden landslide identification product (SLIP) and detecting real-time increased precipitation (DRIP) algorithms to map rainfall-triggered landslides in Western Cameroon highlands (Central-Africa)

NASA’s developers recently proposed the Sudden Landslide Identification Product (SLIP) and Detecting Real-Time Increased Precipitation (DRIP) algorithms. This double method uses Landsat 8 satellite images and ...

Authors: Alfred Homère Ngandam Mfondoum, Pauline Wokwenmendam Nguet, Jean Valery Mefire Mfondoum, Mesmin Tchindjang, Sofia Hakdaoui, Ryan Cooper, Paul Gérard Gbetkom, Joseph Penaye, Ateba Bekoa and Cyriel Moudioh

A comparative geological, tectonic and geomorphological assessment of the Charlotte, Regent and Madina landslides, Western area, Sierra Leone

This work focused on three landslide events that have attracted significant public concern due to the associated calamities they recorded in 1945, 2017 and 2019, i.e. the Charlotte, Regent and Madina landslide...

Authors: Yusuf Alhaji Lahai, Kelvin F. E. Anderson, Yaguba Jalloh, Ibrahim Rogers and Mohamed Kamara

Determination of emergency roads to emergency accommodation using loss analysis results

This study presents a method to identify safe places to build temporary accommodation and accessible relief routes using the results of damage analysis for an earthquake within the bounds of probability for th...

Authors: Sajad Ganjehi and Khadijeh Norouzi Khatiri

The impact of COVID-19 outbreak and perceptions of people towards household waste management chain in Nepal

The spread of COVID-19 is posing significant challenges to the household (HH) waste management sectors putting waste personnel and concerned bodies under massive pressure. The chain of collection, segregation,...

Authors: Ashis Acharya, Govinda Bastola, Bindu Modi, Asmi Marhatta, Suraj Belbase, Ganesh Lamichhane, Narayan Gyawali and Ranjan Kumar Dahal

Analysis of meteorological droughts in the Lake’s Region of Ethiopian Rift Valley using reconnaissance drought index (RDI)

This study investigated the intensity, trend and spatio-temporal variability of meteorological drought in the Lakes’ Region of Ethiopian Rift Valley using monthly rainfall and maximum and minimum temperature r...

Authors: Yimer Mohammed and Asnake Yimam

Report on the 18th International Symposium on Geo-disaster Reduction and the 4th Gu Dezhen Lecture, 20–22 November 2020, Beijing, China

The 18th International Symposium on Geo-disaster Reduction (ISGdR) was held on 20–22 November in Beijing, China, focusing on the theme of “Improving the Relationship between Geoenvironment and Society”. In thi...

Authors: Shengwen Qi, Ning Liang, Kongming Yan, Zili Dai and Fawu Wang

Effectiveness of geocell wall, geogrid and micropile anchors for mitigation of unstable slopes

Slope failure mitigation practices are well developed in recent years. Recently, geosynthetic, geocell, and geogrid combined with micropiles are being used extensively in various slope stabilization works. But...

Authors: Jain Sanjaya Kumar, Mohammed Saleh Nusari, Dangol Purushotam, Acharya Indra Prasad and Shrestha Rajyaswori

The role of crowdsourcing and social media in crisis mapping: a case study of a wildfire reaching Croatian City of Split

As climate change continues, wildfire outbreaks are becoming more frequent and more difficult to control. In mid-July 2017, a forest fire spread from the forests to the city of Split in Croatia. This unpredict...

Authors: Marina Tavra, Ivan Racetin and Josip Peroš

A review on the multi-criteria seismic hazard analysis of Ethiopia: with implications of infrastructural development

Earthquake is a sudden release of energy due to faults. Natural calamities like earthquakes can neither be predicted nor prevented. However, the severity of the damages can be minimized by development of prope...

Authors: Alemayehu Ayele, Kifle Woldearegay and Matebie Meten

Analysing spatial interdependence among the 2011 Thailand flood-affected small and medium enterprises for reduction of disaster recovery time period

Natural disasters have been a significant hurdle in the economic growth of middle-income developing countries. Thailand has also been suffering from recurring flood disasters and was most which are severely af...

Authors: Shubham Pathak and Jorge Chica Olmo

Assessing subsidence of Mexico City from InSAR and LandSat ETM+ with CGPS and SVM

This study presents an enhanced analysis of the subsidence rates and their effects on Mexico City. As a result of excess water withdrawal, Mexico City is experiencing subsidence. We integrated and analyzed Int...

Authors: Davod Poreh, Saied Pirasteh and Enrique Cabral-Cano

Weights of evidence modeling for landslide susceptibility mapping of Kabi-Gebro locality, Gundomeskel area, Central Ethiopia

Kabi-Gebro locality of Gundomeskel area is located within the Abay Basin at Dera District of North Shewa Zone in the Central highland of Ethiopia and it is about 320Km from Addis Ababa. This is characterized b...

Authors: Nega Getachew and Matebie Meten

Seismic hazard microzonation of Bengkulu City, Indonesia

It has been known that Bengkulu City (Indonesia) is vulnerable to undergo seismic damage. This study is initiated by measuring horizontal to vertical spectral ratio (H/V) to sites in Bengkulu City using microtrem...

Authors: Lindung Zalbuin Mase, Nanang Sugianto and Refrizon

Characteristics of tuff breccia-andesite in diverse mechanisms of landslides in Oita Prefecture, Kyushu, Japan

Heavy rainfall frequently occurred in Kyushu and triggers the landslides every year. This study observes the landslides which occurred in Oita Prefecture, Kyushu, Japan. The landslides in this study, consistin...

Authors: Mega Lia ISTIYANTI, Satoshi GOTO and Hirotaka Ochiai

An investigation into the cause of road failure along Sagamu-Papalanto highway southwestern Nigeria

Investigation into the cause of road failure has been carried out along a 60 km long Sagamu –Papalanto highway southwestern Nigeria. Geochemical, mineralogical, geotechnical and geophysical analyses were condu...

Authors: Ubido Oyem Emmanuel, Igwe Ogbonnaya and Ukah Bernadette Uche

Disaster risk understanding of local people after the 2015 Gorkha Earthquake in Pokhara City, Nepal

The unique geography and fragile geological condition have made Nepal more prone to various types of disasters. The 2015 Gorkha Earthquake had a serious effect on one-third of the population of Nepal. Disaster...

Authors: Chandani Bhandari, Ranjan Kumar Dahal and Manita Timilsina

Landslide susceptibility mapping using statistical methods in Uatzau catchment area, northwestern Ethiopia

Uatzau basin in northwestern Ethiopia is one of the most landslide-prone regions, which characterized by frequent high landslide occurrences causing damages in farmlands, non-cultivated lands, properties, and ...

Authors: Azemeraw Wubalem

Geospatial approach for assessment of vulnerability to flood in local self governments

Recent years have shown a significant increase in the occurrence of floods globally, with an impact on habitation and different sectors of the economy. This, in turn, necessitates the use of different flood mi...

Authors: S. Deepak, Gopika Rajan and P. G. Jairaj

Dust emission source characterization for visibility hazard assessment on Lordsburg Playa in Southwestern New Mexico, USA

In drylands around the world, ephemeral lakes (playas) are common. Dry, wind-erodible playa sediments are potent local and regional sources of dust and PM₁₀ (airborne particles with diameters less than 10 μm). Du...

Authors: R. Scott Van Pelt, John Tatarko, Thomas E. Gill, Chunping Chang, Junran Li, Iyasu G. Eibedingil and Marcos Mendez

Role of organizations in preparedness and emergency response to flood disaster in Bangladesh

The present study is to know the role of organizations and make an assessment on their assistance regarding preparedness and emergency response of flood disaster affected people. This study has used a mixed-me...

Authors: Babul Hossain

GIS-based gully erosion susceptibility modeling, adapting bivariate statistical method and AHP approach in Gombe town and environs Northeast Nigeria

Gully erosion is a major environmental problem in Gombe town, a large area of land is becoming unsuitable for human settlement, hence the need for a gully erosion susceptibility map of the study area. To gener...

Authors: Ogbonnaya Igwe, Ugwuoke Ikechukwu John, Onwuka Solomon and Ozioko Obinna

A late Holocene record of marine high-energy events along the Atlantic coast of Morocco: new evidences from the Tahaddart estuary

The Atlantic coast of Morocco has been exposed to marine submersion events from storm surges and tsunamis which have resulted in human and economic losses. The absence of long term records for these hazards ma...

Authors: Otmane Khalfaoui, Laurent Dezileau, Jean-Philippe Degeai and Maria Snoussi

Disaster preparedness for metro projects: a social-cognitive perspective of Pakistan

During the last decade, 2.4 billion individuals, the majority of which were residing in low economic growth countries, became victim of global disasters. As economic growth is correlated with the resilience of...

Authors: Muhammad Abid, Muhammad Umer, Ahsen Maqsoom and Zaineb Abid

Rockfall hazard in the Imja Glacial Lake, eastern Nepal

In Nepal, rockfall related studies are rarely conducted and are limited to the landslide study along with few case studies on rockfall events. Rockfall problems in Nepal are more frequent in the Higher Himalay...

Authors: Durga Khatiwada and Ranjan Kumar Dahal

Sliding layer estimation of shallow landslides on Aso volcanic mountains in Japan based on tephra layer-physical properties of soil

Shallow landslides occur frequently on the Aso volcanic mountains. The soil materials on the Aso volcanic mountains consist of tephra layers formed by volcanic activities. This study is aimed to specify the ph...

Authors: Mega Lia Istiyanti, Satoshi Goto, Takashi Kimura, Go Sato, Shintaro Hayashi, Akihiko Wakai and Daisuke Higaki

Topographic influence on landslides characteristics and implication for risk management in upper Manafwa catchment, Mt Elgon Uganda

This study aimed to characterize the topographic effect on landslides attributes and explore the implications on risk management in a tropical mountainous environment. A database was constructed based on lands...

Authors: B. R. Nakileza and S. Nedala

Towards integrated assessments of water risks in deglaciating mountain areas: water scarcity and GLOF risk in the Peruvian Andes

Different water related risks such as lake outburst floods and water scarcity are typically assessed by separate methods and often by separate research communities. However, in a local context such as in mount...

Authors: Alina Motschmann, Christian Huggel, Randy Muñoz and Angela Thür

The distribution of soil morphological characteristics for landslide-impacted Sumbing Volcano, Central Java - Indonesia

Landslides are the second biggest natural disasters in Indonesia, occurring mostly in volcanic area with thick and clay rich soils. Examining the changes of land surface and soil morphology brought about by a ...

Authors: Amir Noviyanto, Junun Sartohadi and Benito Heru Purwanto

Slope mass rating-based analysis to assess rockfall hazard on Yogyakarta Southern Mountain, Indonesia

In the Parangtritis Beach tourism area located in the Southern Mountain of Yogyakarta, karst hills were excavated to build the main accessing road and produce some of long and very steep slopes along the sides...

Authors: Karlina Triana and Koko Hermawan

An investigation of the characteristics, causes, and consequences of June 13, 2017, landslides in Rangamati District Bangladesh

The primary purpose of this study is to find out and discuss the characteristics, causes, and consequences of the landslides of June 13, 2017, in the Rangamati district Bangladesh. Since rainfall triggered the...

Authors: Joynal Abedin, Yasin Wahid Rabby, Ikramul Hasan and Humaira Akter

Preliminary geological evidence for multiple tremors in Kwoi, Central Nigeria

Preliminary field assessment of the geological evidence for the September 2016 multiple tremors was felt as far as 10 km in Nok and Chori villages in the north and northwest of Kwoi respectively. This involved...

Authors: Nathaniel Goter Goki, Solomon Anayo Onwuka, Adama Baba Oleka, Shekwoyandu Iyakwari, Ishak Yau Tanko, Aisha Abubakar Kana, Allu Augustine Umbugadu and Halima Osu Usman

Geotechnical investigations of an earthquake that triggered disastrous landslides in eastern Canada about 1020 cal BP

Geotechnical studies are carried out to investigate the location and magnitude of a prehistoric earthquake in eastern Canada. Previous studies identified 12 sensitive clay landslides of about 1020 cal BP in th...

Authors: Baolin Wang

GIS-based landslide susceptibility mapping and assessment using bivariate statistical methods in Simada area, northwestern Ethiopia

Simada area is found in the South Gondar Zone of Amhara National Regional State and it is 780Km far from Addis Ababa. Physiographically, it is part of the northwestern highlands of Ethiopia. This area is part ...

Authors: Tilahun Mersha and Matebie Meten