Coupled iron cycling and organic matter transformation across redox interfaces

H Dong, Q Zeng, Y Sheng, C Chen, G Yu… - Nature Reviews Earth & …, 2023 - nature.com
Soils and sediments are major reservoirs of organic matter (OM), whose dynamic turnover
has a major impact on carbon cycling and global climate. OM in soils and sediments is …

Sulphate in freshwater ecosystems: A review of sources, biogeochemical cycles, ecotoxicological effects and bioremediation

D Zak, M Hupfer, A Cabezas, G Jurasinski, J Audet… - Earth-Science …, 2021 - Elsevier
Abstract Sulphate (SO 4 2-) concentrations in freshwaters have increased globally over the
last decades even though a strong reduction in atmospheric sulphur (S) deposition has …

Expert assessment of future vulnerability of the global peatland carbon sink

J Loisel, AV Gallego-Sala, MJ Amesbury… - Nature climate …, 2021 - nature.com
The carbon balance of peatlands is predicted to shift from a sink to a source this century.
However, peatland ecosystems are still omitted from the main Earth system models that are …

Iron-mediated organic matter decomposition in humid soils can counteract protection

C Chen, SJ Hall, E Coward, A Thompson - Nature communications, 2020 - nature.com
Soil organic matter (SOM) is correlated with reactive iron (Fe) in humid soils, but Fe also
promotes SOM decomposition when oxygen (O2) becomes limited. Here we quantify Fe …

Contrasting pathways of carbon sequestration in paddy and upland soils

X Chen, Y Hu, Y Xia, S Zheng, C Ma, Y Rui… - Global Change …, 2021 - Wiley Online Library
Paddy soils make up the largest anthropogenic wetlands on earth, and are characterized by
a prominent potential for organic carbon (C) sequestration. By quantifying the plant‐and …

Effects of microplastics on soil carbon mineralization: the crucial role of oxygen dynamics and electron transfer

J Shi, Z Wang, Y Peng, Z Fan, Z Zhang… - Environmental …, 2023 - ACS Publications
Although our understanding of the effects of microplastics on the dynamics of soil organic
matter (SOM) has considerably advanced in recent years, the fundamental mechanisms …

Microbial diversity declines in warmed tropical soil and respiration rise exceed predictions as communities adapt

AT Nottingham, JJ Scott, K Saltonstall, K Broders… - Nature …, 2022 - nature.com
Perturbation of soil microbial communities by rising temperatures could have important
consequences for biodiversity and future climate, particularly in tropical forests where high …

Soil extracellular enzyme activities, soil carbon and nitrogen storage under nitrogen fertilization: A meta-analysis

S Jian, J Li, JI Chen, G Wang, MA Mayes… - Soil Biology and …, 2016 - Elsevier
Nitrogen (N) fertilization affects the rate of soil organic carbon (SOC) decomposition by
regulating extracellular enzyme activities (EEA). Extracellular enzymes have not been …

Anaerobic microsites have an unaccounted role in soil carbon stabilization

M Keiluweit, T Wanzek, M Kleber, P Nico… - Nature …, 2017 - nature.com
Soils represent the largest carbon reservoir within terrestrial ecosystems. The mechanisms
controlling the amount of carbon stored and its feedback to the climate system, however …

Effects of climate extremes on the terrestrial carbon cycle: concepts, processes and potential future impacts

D Frank, M Reichstein, M Bahn, K Thonicke… - Global change …, 2015 - Wiley Online Library
Extreme droughts, heat waves, frosts, precipitation, wind storms and other climate extremes
may impact the structure, composition and functioning of terrestrial ecosystems, and thus …