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Divergent Responses of Bacterial Communities to Permafrost Degradation and Their Associations With Carbon Across Vertical Profiles [PDF]

open access: yesAdvanced Science
Permafrost degradation poses a significant threat to the organic carbon (C) pool primarily through regulating microorganisms. However, microbial responses and their associations with C loss across vertical profiles remain unclear.
Shengyun Chen   +13 more
doaj   +3 more sources

Negative feedback processes following drainage slow down permafrost degradation. [PDF]

open access: yesGlob Chang Biol, 2019
AbstractThe sustainability of the vast Arctic permafrost carbon pool under climate change is of paramount importance for global climate trajectories. Accurate climate change forecasts, therefore, depend on a reliable representation of mechanisms governing Arctic carbon cycle processes, but this task is complicated by the complex interaction of multiple
Göckede M   +5 more
europepmc   +5 more sources

Permafrost degradation in the Western Russian Arctic

open access: yesEnvironmental Research Letters, 2020
The Global Climate Observing System and Global Terrestrial Observing Network have identified permafrost as an ‘Essential Climate Variable,’ for which ground temperature and active layer dynamics are key variables.
Alexander A Vasiliev   +5 more
doaj   +2 more sources

Onshore Thermokarst Primes Subsea Permafrost Degradation [PDF]

open access: yesGeophysical Research Letters, 2021
AbstractThe response of permafrost to marine submergence can vary between ice‐rich late Pleistocene deposits and the thermokarst basins that thawed out during the Holocene. We hypothesize that inundated Alases offshore thaw faster than submerged Yedoma.
Angelopoulos, Michael   +11 more
openaire   +4 more sources

Permafrost Base Degradation: Characteristics and Unknown Thread With Specific Example From Hornsund, Svalbard

open access: yesFrontiers in Earth Science, 2022
Permafrost degradation is one of the most pressing issues in the modern cryosphere related to climate change. Most attention is paid to the degradation of the top of the active permafrost associated with contemporary climate.
Wojciech Dobiński, Marek Kasprzak
doaj   +1 more source

Permafrost change in Northeast China in the 1950s–2010s

open access: yesAdvances in Climate Change Research, 2021
Permafrost in Northeast China is highly sensitive to climate warming. Permafrost degradation significantly affects forest and vegetation ecosystems, as well as the safety of engineering projects and other man-made infrastructures. However, the permafrost
Zhong-Qiong Zhang   +4 more
doaj   +1 more source

Research progress on hydrological effects of permafrost degradation in the Northern Hemisphere

open access: yesGeoderma, 2023
Permafrost degradation alters the flow rate, direction, and storage capacity of soil moisture, affecting ecohydrological effects and climate systems, and posing a potential threat to natural and human systems.
Wenwen Li   +3 more
doaj   +1 more source

Elevation dependency of future degradation of permafrost over the Qinghai-Tibet Plateau

open access: yesEnvironmental Research Letters, 2023
Global warming has caused widespread permafrost degradation, but the geographic regularity of permafrost degradation is unknown. Here, we investigated the three-dimensional features of future permafrost degradation on the Qinghai-Tibetan Plateau.
Guofei Zhang   +4 more
doaj   +1 more source

The influence of permafrost degradation on the change of suprapermafrost water : A case study in the source areaof the Yellow River

open access: yesShuiwen dizhi gongcheng dizhi, 2023
The supra-permafrost water is a vital water source to support the ecosystem and an important link in maintaining the hydrothermal cycle in the permafrost area.
Liang ZHU   +6 more
doaj   +1 more source

Effects of Permafrost Degradation on Soil Carbon and Nitrogen Cycling in Permafrost Wetlands

open access: yesFrontiers in Earth Science, 2022
Climate change is one of the greatest threats to high-latitude permafrost and leads to serious permafrost degradation. However, few attention has been paid to whether peat soil carbon or nitrogen is sensitive to permafrost degradation.
Di Wang   +4 more
doaj   +1 more source

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