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Influence of the thermal effect on quasi-static shear characteristics of calcareous soil: an experimental study

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

In principle, the mechanical properties of soil particles are irreversibly changed after particles are subjected to heating. Accordingly, this study p......

Effect of compaction condition on the water retention capacity, microstructure and its evolution during drying of compacted loess

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

To investigate the initial microstructure and water retention capacity of compacted loess molded under different compaction energy, the soil-water cha......

The study of soft soil seismic subsidence based on the 3D OpenSees model

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

Soft soils are characterized by high sensitivity, low strength, and susceptibility to seismic subsidence. In this study, nonlinear dynamic finite elem......

Hydraulic modeling of water flow in the thick vadose zone under precipitation

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

Data from field monitoring and artificial rainfall experiments suggest that the thick vadose zone can be divided into two sub-zones based on soil wate......

Successful emergency evacuation from a catastrophic loess landslide reactivated by the torrential rain in October 2021 in Tianshui, Ganusu, NW China

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

Background At the beginning of October 2021, the northwest China suffered torrential rainfall and several loess landslides were induced in Northwest C......

Forward modelling and identification of shallow gas in the Bohai Bay seabed

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

The accumulation of shallow gas in the seabed reduces the strength of strata or forms a high-pressure air sac, endangering ocean engineering construct......

Susceptibility areas identification and risk assessment of debris flow using the Flow-R model: a case study of Basu County of Tibet

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

Background Uncertainties exist in the magnitude and outbreak of debris flow disasters, resulting in significant loss of lives and property to human so......

Plugging efficiency of pouring aggregates through multiple boreholes into an inundated tunnel to prevent groundwater inrush disasters

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

This paper presents an experimental investigation of the plugging efficiency of aggregate pouring through multiple boreholes under flowing water condi......

Distribution feature and development characteristics of geohazards in Wudu district, Gansu province, Northwest China

期刊: GEOENVIRONMENTAL DISASTERS, 2022; 9 (1)

Background The study area located at southeast Gansu, China, has long been afflicted by the intense occurrence of geohazards. The study area is charac......

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

期刊: GEOENVIRONMENTAL DISASTERS, 2021; 8 (1)

Slope failure mitigation practices are well developed in recent years. Recently, geosynthetic, geocell, and geogrid combined with micropiles are being......

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

期刊: GEOENVIRONMENTAL DISASTERS, 2021; 8 (1)

The 18th International Symposium on Geo-disaster Reduction (ISGdR) was held on 20-22 November in Beijing, China, focusing on the theme of "Improving t......

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

期刊: GEOENVIRONMENTAL DISASTERS, 2021; 8 (1)

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......

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