Influence of relative compaction and degree of saturation on the deformation characteristics of bentonite under freeze-thaw cycles
August 2023
Bentonite, consisting of clay minerals of the montmorillonite group, has been widely used as an adsorbent and backfill material in nuclear waste disposal and groundwater remediation. It is challenging...
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Discussion on pile axial load test methods and their applicability in cold regions
August 2022
The measurement of pile axial load is of great significance to determining pile foundation design parameters such as skin friction and end bearing capacity and analyzing load transfer mechanisms. Affected...
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Effect of the frozen layer on the stability of cut soil slopes during seasonal freezing and thawing
October 2022
Research on the stability of soil slopes in seasonally frozen regions has mainly focused on slope failures during the thawing window. There are few studies on slope stability during the freezing window...
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Synergistic combination of arbuscular mycorrhizal fungi and plant growth-promoting rhizobacteria modulates morpho-physiological characteristics and soil structure in Nitraria tangutorum bobr. Under saline soil conditions
December 2022
Nitraria tangutorum Bobr., a typical xero-halophyte, can be used for vegetation restoration and reconstruction in arid and semiarid regions affected by salinity. However, global climate change and unreasonable...
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Thermal-hydro-mechanical coupled analysis of unsaturated frost susceptible soils
August 2022
Damage caused by frost heave leads to costly maintenance in cold regions, like Hokkaido, Japan. Therefore, the study of the frost mechanism with experimental and numerical methods has been of great...
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Triaxial test on glass beads simulating coarse-grained soil
August 2022
It is feasible to study the mechanical characteristics of coarse-grained soil by simulated granular materials such as glass beads. In this paper, 3 mm diameter glass beads are used to conduct drained...
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An overview of the policies and models of integrated development for solar and wind power generation in China
June 2023
Under the goal of “Carbon Emission Peak and Carbon Neutralization”, the integrated development between various industries and renewable energy (photovoltaic, wind power) is of great significance in...
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High-resolution assessment of retrogressive thaw slump susceptibility in the Qinghai-Tibet Engineering Corridor
December 2023
Under the rapidly warming climate in the Arctic and high mountain areas, permafrost is thawing, leading to various hazards at a global scale. One common permafrost hazard termed retrogressive thaw slump...
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Extracting water body data based on SDWI and threshold segmentation: A case study in permafrost area surrounding Salt Lake in Hoh Xil, Qinghai-Tibet Plateau, China
August 2023
There are a large number of lakes, rivers, and other natural water bodies distributed in the permafrost area of the Qinghai-Tibet Plateau (QTP). The changes in water bodies will affect the distribution...
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Compounding effects of human activities and climatic changes on coexistence of oasis-desert ecosystems: Prioritizing resilient decision-making for a riskier world
October 2023
Water-salt balance is critical for the stable coexistence of salt-affected and groundwater-fed oasis-desert ecosystems. Yet, a comprehensive investigation of how soil salinization and groundwater degradation...
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Mesoscale soil moisture survey by mobile cosmic-ray neutron sensor across various landscapes in the Heihe River Basin
October 2023
The cosmic-ray neutron technology is a novel method for upscaling soil moisture, holding significant importance in drought monitoring, soil water storage estimation, calibration of remote sensing products,...
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Establishment of an astronomical time scale for the Shizigou Formation in the Qaidam Basin, Inner Asia and orbital forced evolution of lakes during The Pliocene
October 2023
The Qaidam Basin, as the largest inland basin within the Tibetan Plateau, has accumulated more than 10,000 m of Cenozoic continental sediments. It serves as a crucial research area for documenting Cenozoic...
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Himalayas as a global hot spot of springtime stratospheric intrusions: Insight from isotopic signatures in sulfate aerosols
February 2024
Downward transport of stratospheric air into the troposphere (identified as stratospheric intrusions) could potentially modify the radiation budget and chemical of the Earth's surface atmosphere. As...
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Pore evolution and shear characteristics of a soil-rock mixture upon freeze-thaw cycling
August 2023
The changes in pore structure within soil-rock mixtures under freeze-thaw cycles in cold regions result in strength deterioration, leading to instability and slope failure. However, the existing studies...
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Short communication: Extreme glacier mass loss triggered by high temperature and drought during hydrological year 2022 / 2023 in Qilian Mountains
February 2024
In the hydrological year 2022/2023, the glaciers in the Qilian Mountains experienced unprecedented mass loss. The glacier-wide mass balance was −1,188 mm w.e., in contrast to −350 mm of average mass...
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Impacts of multi-scenario land use change on ecosystem services and ecological security pattern: A case study of the Yellow River Delta
February 2024
The Yellow River Delta (YRD), a critical economic zone along China's eastern coast, also functions as a vital ecological reserve in the lower Yellow River. Amidst rapid industrialization and urbanization,...
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Correlation analysis of longitudinal cracks and vertical deformation within asphalt pavement of cold regions
December 2023
The asphalt pavement longitudinal crack is a common distress in cold regions, resulting from uneven deformation of the subgrade. Analysis of the correlation law between uneven deformation and crack...
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Stability of loess high-fill slope based on monitored soil moisture changes
August 2023
This paper aims to assess the influence of moisture content changes during rainfall on the stability of loess high-fill slopes by taking a loess high-fill slope in Lanzhou City as an example. First,...
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Investigation on the properties of compacted silty clay subjected to electro-osmosis using bender element
December 2023
The moisture content of subgrade soil in seasonally frozen regions is often higher than its optimum value, leading to a decline in mechanical properties and a reduction in subgrade bearing capacity....
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Assessment of the thermal effect of large industrial buildings on permafrost foundation soils in Yakutsk
December 2023
The results of monitoring studies of the ground thermal state beneath the Yakutsk Combined Heat and Power Plant buildings are presented in order to determine their structural stability and the possibility...
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Biological soil crusts and their potential applications in the sand land over Qinghai-Tibet Plateau
February 2024
The Qinghai-Tibet Plateau is now experiencing ecological degradation risks as a result of climate change and human activities. The alpine grassland ecology in permafrost zones is fragile and susceptible...
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Impacts of canopy structure on the sub-canopy solar radiation under a deciduous forest based on fisheye photographs
June 2023
Forest canopy in a deciduous forest has significant sheltering effects on the sub-canopy solar radiation, significantly influencing the energy balance of snow and permafrost beneath the forest and their...
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Long-term feeding of sand rice (Agriophyllum squarrosum seed) can improve the antioxidant capacity of mice
April 2023
Unhealthy eating habits with sugar-rich and high-fat foods can bring nutritional imbalance and other chronic diseases. At present, there is an increasing demand in regulating human sub-health through...
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Relationships between modern pollen and vegetation and climate on the eastern Tibetan Plateau
April 2023
The Tibetan Plateau ecosystem is fragile and sensitive to climate change. Understanding the relationships between modern pollen and the vegetation and climate of the region is critical for the evaluation...
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Effects of transient temperature gradient on frost heave of saturated silty clay in an open system
December 2023
Frost heave in seasonally frozen regions is a one-dimensional process that could severely damage infrastructure subgrades. Stress state, temperature and water migration are important factors for frost...
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