Search Results - "Soerensen, Anne. L"
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Eutrophication Increases Phytoplankton Methylmercury Concentrations in a Coastal SeaA Baltic Sea Case Study
Published in Environmental science & technology (01-11-2016)“…Eutrophication is expanding worldwide, but its implication for production and bioaccumulation of neurotoxic monomethylmercury (MeHg) is unknown. We developed a…”
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Mercury biogeochemical cycling in the ocean and policy implications
Published in Environmental research (01-11-2012)“…Anthropogenic activities have enriched mercury in the biosphere by at least a factor of three, leading to increases in total mercury (Hg) in the surface ocean…”
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Freshwater discharges drive high levels of methylmercury in Arctic marine biota
Published in Proceedings of the National Academy of Sciences - PNAS (22-09-2015)“…Elevated levels of neurotoxic methylmercury in Arctic food-webs pose health risks for indigenous populations that consume large quantities of marine mammals…”
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Mercury-methylating bacteria are associated with copepods: A proof-of-principle survey in the Baltic Sea
Published in PloS one (16-03-2020)“…Methylmercury (MeHg) is a potent neurotoxin that biomagnifies in marine food webs. Inorganic mercury (Hg) methylation is conducted by heterotrophic bacteria…”
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Deltaproteobacteria and Spirochaetes-Like Bacteria Are Abundant Putative Mercury Methylators in Oxygen-Deficient Water and Marine Particles in the Baltic Sea
Published in Frontiers in microbiology (2020)“…Methylmercury (MeHg), a neurotoxic compound biomagnifying in aquatic food webs, can be a threat to human health via fish consumption. However, the composition…”
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Methylmercury Mass Budgets and Distribution Characteristics in the Western Pacific Ocean
Published in Environmental science & technology (07-02-2017)“…Methylmercury (MeHg) accumulation in marine organisms poses serious ecosystem and human health risk, yet the sources of MeHg in the surface and subsurface…”
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Long-term dataset for contaminants in fish, mussels, and bird eggs from the Baltic Sea
Published in Scientific data (20-04-2024)“…Widespread persistent contaminants are a global environmental problem. In the Baltic Sea, wildlife contamination was first noticed in the 1960s, prompting the…”
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Interval breast cancer rates for digital breast tomosynthesis versus digital mammography population screening: An individual participant data meta-analysis
Published in EClinicalMedicine (01-04-2021)“…Digital breast tomosynthesis (DBT) improves breast cancer (BC) detection compared to mammography, however, it is unknown whether this reduces interval cancer…”
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Four Decades of Spatiotemporal Variability of Per- and Polyfluoroalkyl Substances (PFASs) in the Baltic Sea
Published in Environmental science & technology (18-06-2024)“…Temporal and spatial variability of per- and polyfluoroalkyl substances (PFASs) in herring, cod, eelpout, and guillemot covering four decades and more than…”
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Fish tissue conversion factors for mercury, cadmium, lead and nine per- and polyfluoroalkyl substances for use within contaminant monitoring
Published in The Science of the total environment (01-02-2023)“…Fish tissue levels have to comply with environmental quality standards (EQSs) within the European Water Framework Directive. However, within monitoring,…”
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A Global Model for Methylmercury Formation and Uptake at the Base of Marine Food Webs
Published in Global biogeochemical cycles (01-02-2020)“…Monomethylmercury (CH3Hg) is the only form of mercury (Hg) known to biomagnify in food webs. Here we investigate factors driving methylated mercury [MeHg =…”
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Spatial and temporal variations in riverine mercury in the Mackenzie River Basin, Canada, from community-based water quality monitoring data
Published in The Science of the total environment (20-12-2022)“…Arctic rivers deliver ~40 t yr−1 of mercury (Hg) to the Arctic Ocean, ~6 % of which is from the Mackenzie River Basin (MRB), a region warming at ~3 times the…”
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A Coupled Global Atmosphere-Ocean Model for Air-Sea Exchange of Mercury: Insights into Wet Deposition and Atmospheric Redox Chemistry
Published in Environmental science & technology (07-05-2019)“…Air–sea exchange of mercury (Hg) is the largest flux between Earth system reservoirs. Global models simulate air–sea exchange based either on an atmospheric or…”
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Mercury Sources and Fate in a Large Brackish Ecosystem (the Baltic Sea) Depicted by Stable Isotopes
Published in Environmental science & technology (26-09-2023)“…Identifying Hg sources to aquatic ecosystems and processes controlling the levels of monomethylmercury (MMHg) is critical for developing efficient policies of…”
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Mass Budget of Methylmercury in the East Siberian Sea: The Importance of Sediment Sources
Published in Environmental science & technology (18-08-2020)“…Biological concentrations of methylmercury (MeHg) are elevated throughout the Arctic Ocean; however, to date, the major sources and the spatial variability of…”
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Expression Levels of hgcAB Genes and Mercury Availability Jointly Explain Methylmercury Formation in Stratified Brackish Waters
Published in Environmental science & technology (20-09-2022)“…Neurotoxic methylmercury (MeHg) is formed by microbial methylation of inorganic divalent Hg (HgII) and constitutes severe environmental and human health risks…”
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What are the likely changes in mercury concentration in the Arctic atmosphere and ocean under future emissions scenarios?
Published in The Science of the total environment (25-08-2022)“…Arctic mercury (Hg) concentrations respond to changes in anthropogenic Hg emissions and environmental change. This manuscript, prepared for the 2021 Arctic…”
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Cross-shelf processes of terrigenous organic matter drive mercury speciation on the east siberian shelf in the Arctic Ocean
Published in Environmental pollution (1987) (15-02-2024)“…The cross-shelf distributions of total mercury (THg), methylmercury (MeHg) and organic and inorganic matter, as well as the presence of the hgcA gene were…”
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Uptake Kinetics of Methylmercury in a Freshwater Alga Exposed to Methylmercury Complexes with Environmentally Relevant Thiols
Published in Environmental science & technology (03-12-2019)“…Cellular uptake of dissolved methylmercury (MeHg) by phytoplankton is the most important point of entry for MeHg into aquatic food webs. However, the process…”
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The Global Marine Selenium Cycle: Insights From Measurements and Modeling
Published in Global biogeochemical cycles (01-12-2018)“…Anthropogenic activities have increased the selenium (Se) concentration in the biosphere, but the overall impact on the ocean has not been examined. While Se…”
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