Natural and artificial humic substances to manage minerals, ions, water, and soil microorganisms

F Yang, C Tang, M Antonietti - Chemical Society Reviews, 2021 - pubs.rsc.org
The chemistry of humic substances (HSs) occurs hidden from our sight, but is of key
importance to agriculture and the environment, and nowadays even to medicine and …

Interactions between humic substances and microorganisms and their implications for nature-like bioremediation technologies

NA Kulikova, IV Perminova - Molecules, 2021 - mdpi.com
The state of the art of the reported data on interactions between microorganisms and HSs is
presented herein. The properties of HSs are discussed in terms of microbial utilization …

Wood-derived black carbon (biochar) as a microbial electron donor and acceptor

JM Saquing, YH Yu, PC Chiu - Environmental Science & …, 2016 - ACS Publications
Research on the environmental impacts of black carbon has focused largely on sorption.
Besides being a strong geosorbent, black carbon is redox-active and may facilitate abiotic …

Electrochemical behavior of biochar and its effects on microbial nitrate reduction: role of extracellular polymeric substances in extracellular electron transfer

K Sathishkumar, Y Li, E Sanganyado - Chemical Engineering Journal, 2020 - Elsevier
Biochar is extensively used in the remediation of pollutants because of its diverse
physicochemical properties. Biochar application can alter the activity of microbial …

Electron shuttles enhance anaerobic ammonium oxidation coupled to iron (III) reduction

GW Zhou, XR Yang, H Li, CW Marshall… - Environmental …, 2016 - ACS Publications
Anaerobic ammonium oxidation coupled to iron (III) reduction, termed Feammox, is a newly
discovered nitrogen cycling process. However, little is known about the roles of electron …

Decrypting bacterial polyphenol metabolism in an anoxic wetland soil

BB McGivern, MM Tfaily, MA Borton, SM Kosina… - Nature …, 2021 - nature.com
Microorganisms play vital roles in modulating organic matter decomposition and nutrient
cycling in soil ecosystems. The enzyme latch paradigm posits microbial degradation of …

Specific surface area and electron donating capacity determine biochar's role in methane production during anaerobic digestion

Y Qin, X Yin, X Xu, X Yan, F Bi, W Wu - Bioresource technology, 2020 - Elsevier
The addition of biochar derived from different materials can have varying effects on
anaerobic digestion (AD), depending on its physicochemical properties. Physicochemical …

The role of humic substances in mitigating greenhouse gases emissions: Current knowledge and research gaps

EI Valenzuela, FJ Cervantes - Science of the Total Environment, 2021 - Elsevier
Humic substances (HS) constitute a highly transformed fraction of natural organic matter
(NOM) with a heterogeneous structure, which is rich in electron-transferring functional …

Redox-active reactions in denitrification provided by biochars pyrolyzed at different temperatures

G Chen, Z Zhang, Z Zhang, R Zhang - Science of the Total Environment, 2018 - Elsevier
The aim of this study was to investigate the role of redox-active components of biochar in the
denitrification processes and N 2 O reduction. Both biochars pyrolyzed at 300 and 800° C …

Effect of humic substances on nitrogen cycling in soil-plant ecosystems: Advances, issues, and future perspectives

Y **, Y Yuan, Z Liu, S Gai, K Cheng, F Yang - Journal of Environmental …, 2024 - Elsevier
Nitrogen (N) cycle is one of the most significant biogeochemical cycles driven by soil
microorganisms on the earth. Exogenous humic substances (HS), which include composted …