The fate of organic carbon in marine sediments-New insights from recent data and analysis

DE LaRowe, S Arndt, JA Bradley, ER Estes… - Earth-Science …, 2020 - Elsevier
Organic carbon in marine sediments is a critical component of the global carbon cycle, and
its degradation influences a wide range of phenomena, including the magnitude of carbon …

Recalcitrant dissolved organic matter and its major production and removal processes in the ocean

R Cai, N Jiao - Deep Sea Research Part I: Oceanographic Research …, 2023 - Elsevier
Dissolved organic matter (DOM) in the ocean accounts for nearly 662 Pg of carbon, most of
which is formed into a long-lived carbon pool that plays an important role in carbon …

[HTML][HTML] Niche differentiation of microbial community shapes vertical distribution of recalcitrant dissolved organic matter in deep-sea sediments

X Chen, R Cai, X Zhuo, Q Chen, C He, J Sun… - Environment …, 2023 - Elsevier
Sedimentary organic matter provides carbon substrates and energy sources for
microorganisms, which drive benthic biogeochemical processes and in turn modify the …

Carboxyl-richness controls organic carbon preservation during coprecipitation with iron (oxyhydr) oxides in the natural environment

L Curti, OW Moore, P Babakhani, KQ **ao… - … Earth & Environment, 2021 - nature.com
The coprecipitation of organic carbon with iron minerals is important for its preservation in
soils and sediments, but the mechanisms for carbon-iron interactions and thus the controls …

The migration and microbiological degradation of dissolved organic matter in riparian soils

W Li, MS Siddique, M Liu, N Graham, W Yu - Water Research, 2022 - Elsevier
Riparian zones are important natural means of water purification, by decreasing the
aqueous concentration of terrestrial organic matter (OM) through adsorption and microbial …

NMR spectroscopy of dissolved organic matter: a review

N Mitschke, SPB Vemulapalli, T Dittmar - Environmental Chemistry Letters, 2023 - Springer
The presence of liquid water makes our planet habitable. Water in soils, sediments, lakes,
rivers and the ocean forms the largest habitat for life on Earth. During life and upon death, all …

Widespread energy limitation to life in global subseafloor sediments

JA Bradley, S Arndt, JP Amend, E Burwicz, AW Dale… - Science …, 2020 - science.org
Microbial cells buried in subseafloor sediments comprise a substantial portion of Earth's
biosphere and control global biogeochemical cycles; however, the rate at which they use …

Sediment pore waters

DJ Burdige, T Komada, HAN Abdulla - Biogeochemistry of marine dissolved …, 2024 - Elsevier
We first review dissolved organic matter (DOM) concentrations and isotopic composition
(carbon only) in sediment pore waters at both the bulk level and at the compound and …

Physicochemical properties of extracellular polymeric substances produced by three bacterial isolates from biofouled reverse osmosis membranes

ZU Rehman, JS Vrouwenvelder… - Frontiers in microbiology, 2021 - frontiersin.org
This work describes the chemical composition of extracellular polymeric substances (EPS)
produced by three bacteria (RO1, RO2, and RO3) isolated from a biofouled reverse osmosis …

Cycling of labile and recalcitrant carboxyl-rich alicyclic molecules and carbohydrates in Baffin Bay

K McKee, H Abdulla, L O'Reilly, BD Walker - Nature Communications, 2024 - nature.com
Marine dissolved organic matter (DOM) is an important, actively cycling carbon reservoir
(662 GtC). However, the chemical structure and cycling of DOM within rapidly warming …