Ruixia He
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View article: Humidity change in the upper-middle Yangtze River watershed during the MIS3 and its relationship to the East Asian Summer Monsoon
Humidity change in the upper-middle Yangtze River watershed during the MIS3 and its relationship to the East Asian Summer Monsoon Open
View article: Impacts of human footprint on habitat quality and permafrost environment in Northeast China
Impacts of human footprint on habitat quality and permafrost environment in Northeast China Open
In Northeast China, intensified human footprints have greatly altered ecosystem service functions, leading to biodiversity decline, habitat fragmentation, and permafrost warming and thaw. For regional ecological security, it is crucial to …
View article: An integrated dataset of ground hydrothermal regimes and soil nutrients monitored in some previously burned areas in hemiboreal forests in Northeast China during 2016–2022
An integrated dataset of ground hydrothermal regimes and soil nutrients monitored in some previously burned areas in hemiboreal forests in Northeast China during 2016–2022 Open
Under a warming climate, the occurrence of wildfires has been becoming increasingly more frequent in boreal forests and Arctic tundra over the last few decades. Wildfires can cause radical changes in forest ecosystems and the permafrost en…
View article: Quantifying the influencing factors of the thermal state of permafrost in Northeast China
Quantifying the influencing factors of the thermal state of permafrost in Northeast China Open
In Northeast China, permafrost is controlled by a combination of biotic, climatic, physiographic, and anthropogenic factors. Due to the complexity of these governing or influencing factors, it is challenging to exactly describe the feature…
View article: An integrated dataset of ground hydrothermal regimes and soil nutrients monitored during 2016–2022 in some previously burned areas in hemiboreal forests in Northeast China
An integrated dataset of ground hydrothermal regimes and soil nutrients monitored during 2016–2022 in some previously burned areas in hemiboreal forests in Northeast China Open
Under a warming climate, occurrences of wildfires have been increasingly more frequent in boreal and arctic forests during the last few decades. Wildfires can cause radical changes in the forest ecosystems and permafrost environment, such …
View article: Permafrost thermal dynamics at a local scale in northern Da Xing’anling Mountains
Permafrost thermal dynamics at a local scale in northern Da Xing’anling Mountains Open
Permafrost in Northeastern China is not only controlled by latitude and elevation, but also locally environmental factors, such as vegetation cover and human activities. During 2009–2022, thinning active layer, increasing annual maximum fr…
View article: An observational network of ground surface temperature under different land-cover types on the northeastern Qinghai–Tibet Plateau
An observational network of ground surface temperature under different land-cover types on the northeastern Qinghai–Tibet Plateau Open
Ground surface temperature (GST), measured at approximately 5 cm in depth, is a key controlling parameter for subsurface biophysical processes at the land–atmosphere boundary. This work presents a valuable dataset of GST observations at va…
View article: Damage Model of Steel Fiber-Reinforced Coal Gangue Concrete under Freeze–Thaw Cycles Based on Weibull Distribution
Damage Model of Steel Fiber-Reinforced Coal Gangue Concrete under Freeze–Thaw Cycles Based on Weibull Distribution Open
In order to improve the utilization rate of coal gangue and expand the application range of coal gangue concrete (CGC), a certain proportion of steel fiber was added to the concrete, and the freeze–thaw cycles (FTCs) and flexural tests wer…
View article: Changes in Soil Substrate and Microbial Properties Associated with Permafrost Thaw Reduce Nitrogen Mineralization
Changes in Soil Substrate and Microbial Properties Associated with Permafrost Thaw Reduce Nitrogen Mineralization Open
Anticipated permafrost thaw in upcoming decades may exert significant impacts on forest soil nitrogen (N) dynamics. The rate of soil N mineralization (Nmin) plays a crucial role in determining soil N availability. Nevertheless, our underst…
View article: Comment on essd-2023-108
Comment on essd-2023-108 Open
Abstract. Ground surface temperature (GST), measured at approximately 5 cm in depth is a key parameter controlling subsurface biophysical processes at the land-atmosphere boundary. This work presents a valuable dataset of …
View article: Comment on essd-2023-108
Comment on essd-2023-108 Open
Abstract. Ground surface temperature (GST), measured at approximately 5 cm in depth is a key parameter controlling subsurface biophysical processes at the land-atmosphere boundary. This work presents a valuable dataset of …
View article: Multiscale observation network of ground surface temperature under different landcover types on NE Qinghai-Tibet Plateau
Multiscale observation network of ground surface temperature under different landcover types on NE Qinghai-Tibet Plateau Open
Ground surface temperature (GST), measured at approximately 5 cm in depth is a key parameter controlling subsurface biophysical processes at the land-atmosphere boundary. This work presents a valuable dataset of GST observations at various…
View article: Changes in carbon stock in the Xing’an permafrost regions in Northeast China from the late 1980s to 2020
Changes in carbon stock in the Xing’an permafrost regions in Northeast China from the late 1980s to 2020 Open
The degradation of Xing’an permafrost affects the stability of carbon pool and carbon emissions of the hemiboreal ecosystem in Northeast China. Due to the lack of long-term monitoring and detailed research, changes in carbon stock in terre…
View article: Impacts of National Highway G214 on Vegetation in the Source Area of Yellow and Yangtze Rivers on the Southern Qinghai Plateau, West China
Impacts of National Highway G214 on Vegetation in the Source Area of Yellow and Yangtze Rivers on the Southern Qinghai Plateau, West China Open
Engineering corridors on the Qinghai–Tibet Plateau have substantially modified the regional ecosystem functions and environment, resulting in changes in the alpine ecosystem. In addition, the building and operation of these engineering cor…
View article: A newly integrated ground temperature dataset of permafrost along the China–Russia crude oil pipeline route in Northeast China
A newly integrated ground temperature dataset of permafrost along the China–Russia crude oil pipeline route in Northeast China Open
The thermal state of permafrost in the present and future is fundamental to ecosystem evolution, hydrological processes, carbon release and infrastructure integrity in cold regions. In 2011, we initiated a permafrost monitoring network alo…
View article: Permafrost and paleoenvironments on the Northeastern Qinghai-Tibet Plateau, China during the local last permafrost maximum
Permafrost and paleoenvironments on the Northeastern Qinghai-Tibet Plateau, China during the local last permafrost maximum Open
The Qinghai-Tibet Plateau (QTP) is one of the middle- and low-latitude regions with the most developed and well-preserved periglacial phenomena and remains in the world. On the northeastern QTP, periglacial remains are widespread and vital…
View article: Permafrost changes in the northwestern Da Xing'anling Mountains, Northeast China, in the past decade
Permafrost changes in the northwestern Da Xing'anling Mountains, Northeast China, in the past decade Open
Under a pronounced climate warming, permafrost has been degrading in most areas globally, but it is still unclear in the northwestern part of the Da Xing'anling Mountains, Northeast China. According to a 10-year observation of permafrost a…
View article: Shrubification along Pipeline Corridors in Permafrost Regions
Shrubification along Pipeline Corridors in Permafrost Regions Open
Pipeline corridors have been rapidly increasing in length and density because of the ever growing demand for crude oil and natural gas resources in hydrocarbon-rich permafrost regions. Pipeline engineering activities have significant impli…
View article: Comment on essd-2022-167
Comment on essd-2022-167 Open
Abstract. The thermal state of permafrost in the present and future is fundamental to ecosystem evolution, hydrological processes, carbon release and infrastructure integrity in cold regions. In 2011, we initiated a permaf…
View article: Comment on essd-2022-85
Comment on essd-2022-85 Open
Abstract. Under a pronounced climate warming, permafrost has been degrading in most areas globally, but it is still unclear in the northwestern part of the Da Xing'anling Mountains, Northeast China. According to a 10-year …
View article: Comment on essd-2022-85
Comment on essd-2022-85 Open
Under a pronounced climate warming, permafrost has been degrading in most areas, but it is still unclear in the northwestern part of the Da Xing’anling Mountains, Northeast China. According to a ten-year observation of permafrost and activ…
View article: Impacts of Permafrost Degradation on Hydrology and Vegetation in the Source Area of the Yellow River on Northeastern Qinghai-Tibet Plateau, Southwest China
Impacts of Permafrost Degradation on Hydrology and Vegetation in the Source Area of the Yellow River on Northeastern Qinghai-Tibet Plateau, Southwest China Open
Under a persistent warming climate and increasing human activities, permafrost in the Source Area of the Yellow River (SAYR) has been degrading regionally, resulting in many eco-environmental problems. This paper reviews the changes in air…
View article: Thermal Recovery of Backfilled Pit in the Gulianhe Strip Coalmine in the Hola Basin in Northern Da Xing’Anling Mountains, NE China
Thermal Recovery of Backfilled Pit in the Gulianhe Strip Coalmine in the Hola Basin in Northern Da Xing’Anling Mountains, NE China Open
In the northern Da Xing’anling Mountains in Northeast China on the southern margin of the Eastern Asia permafrost body, the ground thermal state and boreal ecological environment are sensitive to climate change and human activities. Since …
View article: Land use and cover change in Northeast China and its impacts on the Xing'an permafrost in 1980-2020
Land use and cover change in Northeast China and its impacts on the Xing'an permafrost in 1980-2020 Open
Vegetation plays important roles in the development and protection of permafrost; it is one of the main local and ecosystemic factors that affect the thermal stability of the underlying soil strata. Multi-period land use and cover change (…
View article: Experimental Study on Thermal Conductivity of Organic-Rich Soils under Thawed and Frozen States
Experimental Study on Thermal Conductivity of Organic-Rich Soils under Thawed and Frozen States Open
Thermal properties are important for featuring the water-heat transfer capacity of soil. They are also key to many processes in earth sciences, such as the land surface processes and ecological and geoenvironmental dynamics and their chang…
View article: Permafrost changes in the Nanwenghe Wetlands Reserve on the southern slope of the Da Xing'anling‒Yile'huli mountains, Northeast China
Permafrost changes in the Nanwenghe Wetlands Reserve on the southern slope of the Da Xing'anling‒Yile'huli mountains, Northeast China Open
View article: 46-Year (1973–2019) Permafrost Landscape Changes in the Hola Basin, Northeast China Using Machine Learning and Object-Oriented Classification
46-Year (1973–2019) Permafrost Landscape Changes in the Hola Basin, Northeast China Using Machine Learning and Object-Oriented Classification Open
Land use and cover changes (LUCC) in permafrost regions have significant consequences on ecology, engineered systems, and the environment. Obtaining more details about LUCC is crucial for sustainable development, land conservation, and env…
View article: Influences of forest fires on the permafrost environment: A review
Influences of forest fires on the permafrost environment: A review Open
In boreal and arctic regions, forest fires exert great influences on biogeochemical processes, hydrothermal dynamics of the active layer and near-surface permafrost, and subsequent nutrient cycles. In this article, the studies on impacts o…
View article: Possible initial factors in the development of seasonal sand-wedge on the Ordos Plateau, North China
Possible initial factors in the development of seasonal sand-wedge on the Ordos Plateau, North China Open
Wedge-like structures filled with silty sand penetrate Quaternary fluvial and aeolian sediments and, in places, Tertiary bedrock on the Ordos Plateau, North China. The wedges reflect thermal contraction cracking of either permafrost or sea…
View article: Quaternary Permafrost in China: Framework and Discussions
Quaternary Permafrost in China: Framework and Discussions Open
The framework of Quaternary permafrost in China was reconstructed for the first time on the basis of available periglacial, glacial, and other proxies. During the Early Pleistocene (2.68–0.80 Ma BP), permafrost advanced southwards to 47–50…