Results 21 to 30 of about 407,317 (358)

Species, Spatial-Temporal Distribution, and Contamination Assessment of Trace Metals in Typical Mariculture Area of North China

open access: yesFrontiers in Marine Science, 2020
The species, spatial-temporal distribution, sources, correlations with physiochemical factors, and the contamination of trace metals (Cu, Pb, Cd, and Zn) were investigated in a typical mariculture area of North China.
Dawei Pan   +11 more
doaj   +1 more source

A method to reproduce pH and Eh environmental changes due to sediment resuspension

open access: yesMethodsX, 2022
During the last decades, metals have been released into coastal areas increasing the environmental and human health risks, however, resuspension events of trace metals polluted sediment could represent even more severe risks.
M. C Vicente   +4 more
doaj   +1 more source

Trace metal fractionation as a mean to improve on the management of contaminated sediments from runoff water infiltration basins [PDF]

open access: yes, 2013
The management of stormwater sediment is a key issue for local authorities due to their pollution load and important tonnages. In view of reuse, e.g.
Bechet, Béatrice   +3 more
core   +4 more sources

Post-depositional redistribution of trace metals in reservoir sediments of a mining/smelting-impacted watershed (the Lot River, SW France) [PDF]

open access: yes, 2010
International audienceMining/smelting wastes and reservoir sediment cores from the Lot River watershed were studied using mineralogical (XRD, SEM-EDS, EMPA) and geochemical (redox dynamics, selective extractions) approaches to characterize the main ...
Audry, Stéphane   +5 more
core   +3 more sources

Trends of labile trace metals in tropical urban water under highly contrasted weather conditions [PDF]

open access: yes, 2015
International audienceThe spatio-temporal trend of trace metals (Cd, Co, Cr, Cu, Ni, Pb, and Zn) in a tropical urban estuary under the influence of monsoon was determined using diffusive gradient in thin films (DGT) in situ samplers.
Abuyan, A   +9 more
core   +4 more sources

Comparison of trace metal bioavailabilities in European coastal waters using mussels from Mytilus edulis [PDF]

open access: yes, 2010
Mussels from Mytilus edulis complex were used as biomonitors of the trace metals Fe, Mn, Pb, Zn, and Cu at 17 sampling sites to assess the relative bioavailability of metals in coastal waters around the European continent.
Hummel, H.   +4 more
core   +5 more sources

Urinary trace metals, maternal circulating angiogenic biomarkers, and preeclampsia: a single-contaminant and mixture-based approach

open access: yesEnvironmental Health, 2019
Background Exposures to toxic metals and deficiencies in essential metals disrupt placentation and may contribute to preeclampsia. However, effects of exposure to combinations of metals remain unknown.
Paige A. Bommarito   +6 more
doaj   +1 more source

Two Approaches to Measure Trace Metals Fluxes at the Sediment–Water Interface: Sediment Porewater Profile and Benthic Incubation

open access: yesASEAN Journal on Science and Technology for Development, 2020
The biogeochemical cycle of trace metals is very likely affected by the global change in the ocean, especially due to the increasing of sea surface temperature and acidity.
Harmesa, A’an Johan Wahyudi
doaj   +1 more source

Trace metals and animal health: Interplay of the gut microbiota with iron, manganese, zinc, and copper

open access: yesAnimal Nutrition, 2021
Metals such as iron, manganese, copper, and zinc are recognized as essential trace elements. These trace metals play critical roles in development, growth, and metabolism, participating in various metabolic processes by acting as cofactors of enzymes or ...
Edward Alain B. Pajarillo   +2 more
doaj   +1 more source

Batch and Continuous Mesophilic Anaerobic Digestion of Food Waste: Effect of Trace Elements Supplementation

open access: yesChemical Engineering Transactions, 2013
Trace metals are essential for the enzyme cofactors involved in the biochemistry of methane formation and are needed in a balanced anaerobic digestion process.
V. Facchin   +3 more
doaj   +1 more source

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