[HTML][HTML] Iron sulphides mediated autotrophic denitrification: An emerging bioprocess for nitrate pollution mitigation and sustainable wastewater treatment

Y Hu, G Wu, R Li, L Xiao, X Zhan - Water Research, 2020 - Elsevier
Iron sulphides, mainly in the form of mackinawite (FeS), pyrrhotite (Fe 1-x S, x= 0–0.125) and
pyrite (FeS 2), are the most abundant sulphide minerals and can be oxidized under anoxic …

Sulfur cycling in oceanic oxygen minimum zones

CM Callbeck, DE Canfield… - Limnology and …, 2021 - Wiley Online Library
The sulfur cycle is an important, although understudied facet of today's modern oxygen
minimum zones (OMZs). Sulfur cycling is most active in highly productive coastal OMZs …

[HTML][HTML] Hydrogen and dark oxygen drive microbial productivity in diverse groundwater ecosystems

SE Ruff, P Humez, IH de Angelis, M Diao… - Nature …, 2023 - nature.com
Around 50% of humankind relies on groundwater as a source of drinking water. Here we
investigate the age, geochemistry, and microbiology of 138 groundwater samples from 95 …

Pyrite coupled with steel slag to enhance simultaneous nitrogen and phosphorus removal in constructed wetlands

Y Liu, XH Liu, HC Wang, ZL Li, B Liang, YL Sun… - Chemical Engineering …, 2023 - Elsevier
FeS 2-based constructed wetland has garnered increasing interest as an efficient and eco-
friendly method for nitrogen and phosphorus removal from carbon limitation wastewater …

Antibiotic resistance genes and bacterial diversity: A comparative molecular study of treated sewage from different origins and their impact on irrigated soils

SS Shekhawat, NM Kulshreshtha, P Saini, A Upadhyay… - Chemosphere, 2022 - Elsevier
Present study aims to investigate how is soil affected following irrigation with treated
effluents of different origins by analysing the bacterial diversity, metabolic diversity and …

[PDF][PDF] A biochemical view on the biological sulfur cycle

C Dahl - Environmental technologies to treat sulfur pollution …, 2020 - researchgate.net
Sulfur is the tenth most abundant element on Earth (Steudel & Chivers, 2019) and is cycled
dynamically between the geosphere and biosphere. Sulfate or sulfide in water and soil and …

Nitrogen and sulfur cycling driven by Campylobacterota in the sediment–water interface of deep-sea cold seep: a case in the South China Sea

Q Sun, K Xu, L Cao, Z Du, M Wang, L Sun - Mbio, 2023 - Am Soc Microbiol
ABSTRACT Chemoautotrophs within Campylobacterota, especially Sulfurovum and
Sulfurimonas, are abundant in the seawater–sediment interface of the Formosa cold seep in …

Biological manganese-dependent sulfide oxidation impacts elemental gradients in redox-stratified systems: indications from the Black Sea water column

JV Henkel, HN Schulz-Vogt, O Dellwig… - The ISME …, 2022 - academic.oup.com
The reduction of manganese oxide with sulfide in aquatic redox-stratified systems was
previously considered to be mainly chemical, but recent isolation of the Black Sea isolate …

Risk control and assessment of sulfide-rich sediment remediation by controlled-release calcium nitrate

X Yang, M Zhong, J Pu, C Liu, H Luo, M Xu - Water Research, 2022 - Elsevier
Nitrate stimulation is widely used in sediment remediation to eliminate sulfides, degrade
organic pollutants and immobilize phosphorus. However, the environmental risks of nitrate …

Thiosulfate driving bio-reduction mechanisms of scorodite in groundwater environment

Y Yang, Z Xie, J Wang, M Chen - Chemosphere, 2023 - Elsevier
Reductive dissolution of scorodite results in the release and migration of arsenic (As) in
groundwater. The purpose of this study was to explore the possible abiotic and biotic …