Articles with "sediment water" as a keyword



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Toward relaxed eddy accumulation measurements of sediment‐water exchange in aquatic ecosystems

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Published in 2017 at "Geophysical Research Letters"

DOI: 10.1002/2017gl074625

Abstract: Solute transport across the sediment-water interface has major implications for water quality and biogeochemical cycling in aquatic ecosystems. Existing measurement techniques, however, are not capable of resolving sediment-water fluxes of most constituents under in situ… read more here.

Keywords: relaxed eddy; water; eddy accumulation; sediment water ... See more keywords
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Expansion of the Conceptual Model for the Accumulation of Selenium in Lentic Food Chains to Include Redox‐Controlled Generation and Diffusion of Selenite and Dissolved Organo‐Selenium Compounds

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Published in 2022 at "Environmental Toxicology and Chemistry"

DOI: 10.1002/etc.5465

Abstract: The controls governing the availability of reduced selenium (Se) species, namely selenite (Se[IV]) and dissolved organo‐Se (DOSe), to primary producers at the sediment–water interface in depositional environments (i.e., lentic systems) were assessed through consideration of… read more here.

Keywords: food; redox; selenite dissolved; dissolved organo ... See more keywords
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Seasonal Occurrences and Risk Assessment of Phthalate Esters in Sediment, Water and Biota of Two Sub-Saharan Rivers

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Published in 2021 at "Bulletin of Environmental Contamination and Toxicology"

DOI: 10.1007/s00128-021-03187-7

Abstract: The global environmental occurrence of phthalates is inevitable due to their substantial annual production and consumption rate of approximately 5 million tonnes. This study aimed to evaluate the seasonal occurrence of selected phthalate esters congeners… read more here.

Keywords: phthalate; phthalate esters; biota two; sediment water ... See more keywords
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Dredging method effects on sediment resuspension and nutrient release across the sediment-water interface in Lake Taihu, China

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Published in 2019 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-019-06192-w

Abstract: Environmental sediment dredging is one of the most common methods for the remediation of contaminated sediments in lakes; however, debate continues as to whether the effectiveness of dredging methods contributes to this phenomenon. To determine… read more here.

Keywords: water interface; water; nutrient release; sediment water ... See more keywords
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Comparative analysis of bacterial community compositions between sediment and water in different types of wetlands of northeast China

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Published in 2019 at "Journal of Soils and Sediments"

DOI: 10.1007/s11368-019-02301-x

Abstract: PurposeAlthough wetlands are one of the major ecosystems on the earth, information about the bacterial communities in different types of wetlands, especially in northeast China, has not yet been fully described. The aim of this… read more here.

Keywords: different types; water; water samples; sediment water ... See more keywords
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Greenhouse gas diffusive fluxes at the sediment–water interface of sewage-draining rivers

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Published in 2020 at "Journal of Soils and Sediments"

DOI: 10.1007/s11368-020-02653-9

Abstract: The purposes of this study were to analyse the spatiotemporal variations in greenhouse gas diffusive fluxes at the sediment–water interface of sewage-draining rivers and natural rivers, and investigate the factors responsible for the changes in… read more here.

Keywords: diffusive fluxes; greenhouse gas; water; sediment water ... See more keywords
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Distribution and modeling of heavy metal pollution in the sediment and water mediums of Pakhir River, at the downstream of Sungun mine tailing dump, Iran

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Published in 2018 at "Environmental Earth Sciences"

DOI: 10.1007/s12665-018-7283-z

Abstract: Sungun sulfidic copper mine, with high potential to produce acid mine drainage, is located at northwest of Iran in the East Azerbaijan Province. To investigate the spatial distribution and vertical changes of heavy metals in… read more here.

Keywords: pollution; scenario; source; sediment ... See more keywords
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Comparative study of As, Cd, Cu, Cr, Mg, Mn, Ni, Pb and Zn concentrations between sediment and water from estuary and port

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Published in 2017 at "International Journal of Environmental Science and Technology"

DOI: 10.1007/s13762-016-1235-5

Abstract: The contents of As, Cd, Cu, Cr, Mg, Mn, Ni, Pb and Zn have been determined in sediment and water samples from Valle de las Garzas estuary and Port Manzanillo (Colima, Mexico) using ICP-AES. The… read more here.

Keywords: sediment water; comparative study; estuary port; study ... See more keywords
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Phosphorus transformations at the sediment-water interface in shallow freshwater ecosystems caused by decomposition of plant debris.

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Published in 2018 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2018.03.006

Abstract: We studied the processes and mechanisms that drove phosphorus (P) release and transformations at the sediment-water interface (SWI) because of the decomposition of plant debris. The results showed that, as the simulation time increased, the… read more here.

Keywords: sediment water; plant; plant debris; phosphorus ... See more keywords
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Influence of algal blooms decay on arsenic dynamics at the sediment-water interface of a shallow lake.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2018.12.080

Abstract: Algal blooms decay affects the mobility, bioavailability, and toxicity of arsenic (As) in aquatic environments. The decaying process alters aquatic redox conditions and also introduces ample organic matter, conditions favorable for microbial reduction to simulate… read more here.

Keywords: water; sediment water; algal blooms; blooms decay ... See more keywords
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Modeling phosphorus exchange between bottom sediment and water in tropical semiarid reservoirs.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2019.125686

Abstract: This study investigated phosphorus (P) dynamics in the sediment-water interface of three distinct reservoirs located in a tropical semiarid region. Sequential chemical fractioning of the P content in the sediment and controlled experiments of the… read more here.

Keywords: tropical semiarid; water; modeling phosphorus; sediment water ... See more keywords