[HTML][HTML] Terrestrial dissolved organic carbon in northern permafrost

L Heffernan, DN Kothawala, LJ Tranvik - The Cryosphere, 2024 - tc.copernicus.org
As the permafrost region warms and permafrost soils thaw, vast stores of soil organic carbon
(C) become vulnerable to enhanced microbial decomposition and lateral transport into …

Climate warming-driven changes in the flux of dissolved organic matter and its effects on bacterial communities in the Arctic Ocean: a review

HT Nguyen, YM Lee, JK Hong, S Hong… - Frontiers in Marine …, 2022 - frontiersin.org
The warming of the Arctic Ocean impacts the dissolved organic matter (DOM) imports into
the Arctic region, which affects the local bacterial communities. This review addressed the …

Climate change increases predation risk for a keystone species of the boreal forest

MJL Peers, YN Majchrzak, AK Menzies… - Nature Climate …, 2020 - nature.com
Canada lynx (Lynx canadensis) and snowshoe hares (Lepus americanus) form a keystone
predator–prey cycle that has large impacts on the North American boreal forest vertebrate …

Shifting stoichiometry: Long‐term trends in stream‐dissolved organic matter reveal altered C: N ratios due to history of atmospheric acid deposition

BM Rodríguez‐Cardona, AS Wymore… - Global Change …, 2022 - Wiley Online Library
Dissolved organic carbon (DOC) and nitrogen (DON) are important energy and nutrient
sources for aquatic ecosystems. In many northern temperate, freshwater systems DOC has …

Mechanisms, volumetric assessment, and prognosis for rapid coastal erosion of Tuktoyaktuk Island, an important natural barrier for the harbour and community

D Whalen, DL Forbes, V Kostylev, M Lim… - Canadian Journal of …, 2022 - cdnsciencepub.com
The coastline of the Inuvialuit Settlement Region (ISR) in the Mackenzie–Beaufort region of
the western Canadian Arctic is characterised by rapid erosion of ice-bonded sediments with …

Climate change and terrigenous inputs decrease the efficiency of the future Arctic Ocean's biological carbon pump

L Oziel, Ö Gürses, S Torres-Valdés, CJM Hoppe… - Nature Climate …, 2025 - nature.com
The Arctic experiences climate changes that are among the fastest in the world and affect all
Earth system components. Despite expected increase in terrigenous inputs to the Arctic …

Biogeochemical River Runoff Drives Intense Coastal Arctic Ocean CO2 Outgassing

C Bertin, D Carroll, D Menemenlis… - Geophysical …, 2023 - Wiley Online Library
Arctic warming alters land‐to‐sea fluxes of nutrients and organic matter, which impact air‐
sea carbon exchange. Here we use an ocean‐biogeochemical model of the southeastern …

Microbial communities degrade ancient permafrost‐derived organic matter in Arctic seawater

M Ruben, H Marchant, M Wietz, T Gentz… - Journal of …, 2024 - Wiley Online Library
The Arctic is experiencing rapid warming, which among other processes results in
increasing erosion of coastal permafrost and the release of ancient organic carbon (OC) into …

[HTML][HTML] Modelling terrigenous DOC across the north west European Shelf: Fate of riverine input and impact on air-sea CO2 fluxes

HR Powley, L Polimene, R Torres, M Al Azhar… - Science of the Total …, 2024 - Elsevier
Terrigenous carbon in aquatic systems is increasingly recognised as an important part of the
global carbon cycle. Despite this, the fate and distribution of terrigenous dissolved organic …

Greater regulation of permafrost organic matter composition by enzymes and redox than temperature

L Lynch, A Margenot, F Calderon… - Soil Biology and …, 2023 - Elsevier
Accelerating permafrost thaw across high-latitude ecosystems increases organic matter
(OM) availability to soil microorganisms. The chemical composition of permafrost-derived …