Global change effects on biogeochemical mercury cycling

JE Sonke, H Angot, Y Zhang, A Poulain, E Björn… - Ambio, 2023 - Springer
Past and present anthropogenic mercury (Hg) release to ecosystems causes neurotoxicity
and cardiovascular disease in humans with an estimated economic cost of $117 billion USD …

Critical review on biogeochemical dynamics of mercury (Hg) and its abatement strategies

AD Singh, K Khanna, J Kour, S Dhiman, T Bhardwaj… - Chemosphere, 2023 - Elsevier
Mercury (Hg) is among the naturally occurring heavy metal with elemental, organic, and
inorganic distributions in the environment. Being considered a global pollutant, high pools of …

Mechanisms regulating mercury bioavailability for methylating microorganisms in the aquatic environment: a critical review

H Hsu-Kim, KH Kucharzyk, T Zhang… - … science & technology, 2013 - ACS Publications
Mercury is a potent neurotoxin for humans, particularly if the metal is in the form of
methylmercury. Mercury is widely distributed in aquatic ecosystems as a result of …

Challenges and opportunities for managing aquatic mercury pollution in altered landscapes

H Hsu-Kim, CS Eckley, D Achá, X Feng, CC Gilmour… - Ambio, 2018 - Springer
The environmental cycling of mercury (Hg) can be affected by natural and anthropogenic
perturbations. Of particular concern is how these disruptions increase mobilization of Hg …

Microbial mercury methylation in aquatic environments: a critical review of published field and laboratory studies

O Regnell, CJ Watras - Environmental science & technology, 2018 - ACS Publications
Methylmercury (MeHg) is an environmental contaminant of concern because it biomagnifies
in aquatic food webs and poses a health hazard to aquatic biota, piscivorous wildlife and …

Biotic formation of methylmercury: A bio–physico–chemical conundrum

AG Bravo, C Cosio - Limnology and Oceanography, 2020 - Wiley Online Library
Mercury (Hg) is a natural and widespread trace metal, but is considered a priority pollutant,
particularly its organic form methylmercury (MMHg), because of human's exposure to MMHg …

Mercury methylation by anaerobic microorganisms: a review

M Ma, H Du, D Wang - Critical Reviews in Environmental Science …, 2019 - Taylor & Francis
Although mercury (Hg) is toxic at all valence states, organic Hg, especially
monomethylmercury (MeHg, CH3Hg+, methylmercury), is more toxic than inorganic Hg (Hg …

Influence of dissolved organic matter (DOM) characteristics on dissolved mercury (Hg) species composition in sediment porewater of lakes from southwest China

T Jiang, AG Bravo, U Skyllberg, E Björn, D Wang… - Water Research, 2018 - Elsevier
The origin and composition of dissolved organic matter (DOM) in porewater of lake
sediments is intricate and decisive for fate of pollutants including mercury (Hg). While there …

Understanding mercury methylation in the changing environment: Recent advances in assessing microbial methylators and mercury bioavailability

WL Tang, YR Liu, WY Guan, H Zhong, XM Qu… - Science of the Total …, 2020 - Elsevier
Methylmercury (MeHg) is a neurotoxin, mainly derived from microbial mercury methylation in
natural aquatic environments, and poses threats to human health. Polar regions and paddy …

Mercury and sulfur redox cycling affect methylmercury levels in rice paddy soils across a contamination gradient

J Liu, J Chen, AJ Poulain, Q Pu, Z Hao… - Environmental …, 2023 - ACS Publications
Methylmercury (MeHg) contamination in rice via paddy soils is an emerging global
environmental issue. An understanding of mercury (Hg) transformation processes in paddy …