32 Result(s)
within
Article
**-Peng Li
Earth Sciences
Ecology
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Article
Large-scale characteristics of thermokarst lakes across the source area of the Yellow River on the Qinghai-Tibetan Plateau
As significant evidence of permafrost degradation, thermokarst lakes play an important role in the permafrost regions by regulating hydrology, ecology, and biogeochemistry. In the Sources Area of the Yellow Ri...
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Supporting structure failure caused by the squeezing tunnel creep and its reinforcement measure
Tunnels deeply buried have high crustal stress and are prone to large deformation disasters when encountering soft rock. The large deformation phenomenon during the construction process of the Maoxian Tunnel o...
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Wireless remote spatiotemporal monitoring of high-fill foundation deformation
The spatial and temporal deformation patterns and deformation control indicators of high-fill foundations directly affect the design, construction and operational safety of high-fill projects. In situ monitori...
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Ecological and hydrologic evolution history in the sensitive zone of both East Asian summer monsoon and Westerly since the Last Glacial Maximum
The Qilian Mountains, located in the northeastern Qinghai-Tibet Plateau, is a sensitive zone of both East Asian summer monsoon (EASM) and westerly winds (WW). The evolution history and driving mechanism of the...
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Stability analysis of gravity anchor foundation of layered argillaceous sandstone under dry-wet cycles
To investigate the stability of gravity anchors of suspension bridges, in-situ tests of the vertical bearing capacity of the bedrock, shear resistance of the anchor-rock interface, shear resistance of the bedr...
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Runoff projections of the Qinling Mountains and their impact on water demand of Guanzhong region in Northwest China
The Qinling Mountains are the main source of water supply to the Weihe River and Hanjiang River, but systematic studies on runoff changes in this region are lacking. This study simulated the annual runoff in t...
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Linkages among the functional traits, insect visitation rate and seed set of Gentiana taxa on the Tibetan Plateau
Maximum plant height (Hmax), stem tissue mass density (SD), leaf mass per area (LMA), and relative growth rate (RGR) have all been linked to flowering phenology. However, it is still unknown whether these functio...
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Flow-slide characteristics and failure mechanism of shallow landslides in granite residual soil under heavy rainfall
Affected by typhoons over years, Fujian Province in Southeast China has developed a large number of shallow landslides, causing a long-term concern for the local government. The study on shallow landslide is n...
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Intraseasonal variability of the surface zonal current in the equatorial Indian Ocean: Seasonal differences and causes
Using observations and numerical simulations, this study examines the intraseasonal variability of the surface zonal current (u ISV) over the equatorial Indian Ocean, highlighting the seasonal and spatial differe...
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Responses and feedback of litter properties and soil mesofauna to herbaceous plants expansion into the alpine tundra on Changbai Mountain, China
Global climate changes result in the expansion of lower elevation plants to higher elevations. The rapid upward expansion of herbaceous plants into the alpine tundra on Changbai Mountain resulted in changes in...
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Quantifying glacial elevation changes in the central Qilian Mountains during the early 21st century
Glaciers in the central Qilian Mountains provide important water resources for the arid Hexi corridor and Qaidam Basin; however, changes in these glaciers interact with climate change. Twenty-four bi-static im...
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Microstructure evolution of loess under multiple collapsibility based on nuclear magnetic resonance and scanning electron microscopy
In recent years, the acceleration of urbanization in loess areas has prompted frequent dismantling and reconstruction of old urban areas. Demolition and reconstruction of buildings involve multiple collapses o...
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Vegetation dynamics and climate variability over the past 2000 years inferred from Son Kul marsh in the western Tianshan Mountains
A pollen study was conducted on an alpine marsh sediment in the Son Kul Basin and was allowed to reconstruct changes in vegetation dynamics and climatic information in the western Tianshan Mountains during the...
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Characteristics of the active-layer under the China-Russia Crude Oil pipeline
Active layer is a key component for permafrost environment studies as many subsurface biological, biogeochemical, ecological, and pedogenic activities prevail in this layer. This study focuses on active layer ...
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Evaluation of the stability of vegetated slopes according to layout and temporal changes
Vegetation in slopes can effectively improve slope stability. However, it is difficult to estimate the effects of vegetation on slope stability because of variations in plant species and environmental conditio...
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Characteristics and dynamics of the Ganqiuchi rock avalanche triggered by a paleo-earthquake in the Northern Qinling Mountains
Analyzing large prehistoric rock avalanches provides significant data for evaluating the disaster posed by these relatively infrequent but destructive geological events. This paper attempts to study the charac...
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Species richness and biodiversity significance of alpine micro-waterbody systems in Gaoligong Mountain, Northwest Yunnan, China
Water quality, size, connectivity and other physical properties of hydrological systems might have different functions in the formation and maintenance of biodiversity, but this remains mostly unclear due to t...
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Topographic controls on the annual runoff coefficient and implications for landscape evolution across semiarid Qilian Mountains, NE Tibetan Plateau
The combination of different topographic and climatic conditions results in varied precipitation-runoff relations, which in turn influences hillslope erosion, sediment transport and bedrock incision across mou...
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Glacier change in the Tanggula Mountains, Tibetan Plateau, in 1969–2015
To improve our knowledge of glacier change in the Tanggula Mountains located in the northeast of the Tibetan Plateau, we delineated outlines of the glaciers in 1991 and 2015 using Landsat TM/OLI images and com...
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Assessing the influence of the minimum measured diameter on forest spatial patterns and nearest neighborhood relationships
Forest structure analysis is important for understanding the properties and development of a forest community, and its outcomes can be influenced by how trees are measured in sampled plots. Although there is a...
