The land–ocean Arctic carbon cycle

JE Vonk, M Fritz, NJ Speetjens, M Babin… - Nature Reviews Earth & …, 2025 - nature.com
Anthropogenic climate warming is amplified in the Arctic, impacting the Arctic carbon cycle
and its role in regulating climate and global biogeochemical cycles. In this Review, we …

The effect of iron on the preservation of organic carbon in marine sediments and its implications for carbon sequestration

L Hu, Y Ji, B Zhao, X Liu, J Du, Y Liang… - Science China Earth …, 2023 - Springer
Marine sediments are the most significant reservoir of organic carbon (OC) in Earth's surface
system. Iron, a crucial component of the marine biogeochemical cycle, has a considerable …

Combined impacts of algae-induced variations in water soluble organic matter and heavy metals on bacterial community structure in sediment from Chaohu Lake, a …

Y Wang, W Gu, X Liu, H Liu, G Tang, C Yang - Science of The Total …, 2023 - Elsevier
Many lakes are suffering from eutrophication and heavy metals-contamination. However, the
combined impacts of algae bloom and its induced variations in heavy metals on microbial …

High rates of marine organic carbon burial on the southwest Greenland margin induced by Neoglacial advances

Y Wang, Y Gélinas, A de Vernal, AO Mucci… - … Earth & Environment, 2024 - nature.com
Marine sediments in glacially-carved fjords at high latitudes feature high organic carbon
(OC) burial rates, but there are fewer data on the role of glacial activity on high-latitude OC …

A modified dithionite reduction method for the quantification of iron-bound organic carbon in marine sediments

K Li, Y Hu, L Chen, J Peckmann, D Zhang, D Feng… - Marine Chemistry, 2024 - Elsevier
Iron-bound organic carbon (Fe-OC) plays a significant role in the global marine carbon
cycle, facilitating the long-term accumulation and storage of organic carbon. However, the …

The age of buried carbon changes the greenhouse gas budget of a dam

J Tittel, Y Rosenlöcher, T Dadi… - Journal of …, 2024 - Wiley Online Library
Dams are a globally relevant source of greenhouse gases (GHG), which impairs their
function as a source of green energy. High burial rates of organic carbon (OC) in dam …

Unprecedented sea-ice minima enhances algal production deposited at the Arctic seafloor

MA Stevenson, RL Airs, GD Abbott - Environmental Research …, 2023 - iopscience.iop.org
Sea-ice in the Arctic is declining, with 2018 a particularly low year for ice extent, driven by
anomalously warm atmospheric circulation in winter 2017/18. This is consistent with a multi …

Cellular Damage of Bacteria Attached to Senescent Phytoplankton Cells as a Result of the Transfer of Photochemically Produced Singlet Oxygen: A Review

JF Rontani, P Bonin - Microorganisms, 2023 - mdpi.com
Several studies set out to explain the presence of high proportions of photooxidation
products of cis-vaccenic acid (generally considered to be of bacterial origin) in marine …

[PDF][PDF] Distribution and origin of organic matter in marine surface sediments on the Canadian Beaufort Shelf

K Schwarzkopf - 2023 - epic.awi.de
Abstract The Arctic Ocean's continental shelves are undergoing changes due to the effects
of climate warming. As a result of increasing river discharge, deeper permafrost thaw, and …

Limited organic carbon burial by the rusty carbon sink in Swedish fjord sediments

S Placitu, SJ van de Velde, A Hylén… - Journal of …, 2024 - Wiley Online Library
Marine sediments bury∼ 160 Tg of organic carbon (OC) annually and represent an
essential component of the global carbon cycle. OC burial is inherently multifactorial; …