Articles with "sediment core" as a keyword



Accessing the Past: A Sediment Core Revealing Anthropogenic Impacts of Technology-Critical Elements on the Marine Environment

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Published in 2025 at "Archives of Environmental Contamination and Toxicology"

DOI: 10.1007/s00244-024-01110-9

Abstract: One group of elements attracting more and more attention are so-called technology-critical elements (TCEs). In comparison with legacy pollutants, the anthropogenic impact of TCEs on the environment might still be minor, but various applications introduce… read more here.

Keywords: environment; marine environment; critical elements; technology critical ... See more keywords

Reconstruction of uranium and plutonium isotopic signatures in sediment accumulated in the Mano Dam reservoir, Japan, before and after the Fukushima nuclear accident.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2019.03.064

Abstract: The Fukushima Dai-ichi Nuclear Power Plant (FDNPP) accident in Japan resulted in a major release of radionuclides into the environment. Compared to other radionuclides, few studies have investigated the fate of actinides in the environment.… read more here.

Keywords: mano dam; dam reservoir; sediment core; accident ... See more keywords

Can a Sediment Core Reveal the Plastic Age? Microplastic Preservation in a Coastal Sedimentary Record

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Published in 2022 at "Environmental Science & Technology"

DOI: 10.1021/acs.est.2c04264

Abstract: The seafloor is the major sink for microplastic (MP) pollutants. However, there is a lack of robust data on the historical evolution of MP pollution in the sediment compartment, particularly the sequestration and burial rate… read more here.

Keywords: size; sedimentary record; sediment core;

Sea‐Level Fall Driving Enhanced Hydrothermal and Tectonic Activities: Evidence From a Sediment Core Near the Tectonic‐Controlled Tianxiu Vent Field, Carlsberg Ridge

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Published in 2023 at "Geophysical Research Letters"

DOI: 10.1029/2022gl101599

Abstract: Hydrothermal activity on mid‐ocean ridges plays an important role in shaping marine chemistry, yet the variability of hydrothermal venting and its forcing mechanism remain elusive. Here, we analyzed a sediment core obtained near the tectonic‐controlled… read more here.

Keywords: controlled tianxiu; tianxiu vent; core; tectonic controlled ... See more keywords

Sediment Core DNA‐Metabarcoding and Chitinous Remain Identification: Integrating Complementary Methods to Characterise Chironomidae Biodiversity in Lake Sediment Archives

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Published in 2024 at "Molecular Ecology Resources"

DOI: 10.1111/1755-0998.14035

Abstract: Chironomidae, so‐called non‐biting midges, are considered key bioindicators of aquatic ecosystem variability. Data derived from morphologically identifying their chitinous remains in sediments document chironomid larvae assemblages, which are studied to reconstruct ecosystem changes over time.… read more here.

Keywords: core; core dna; dna metabarcoding; seddna metabarcoding ... See more keywords

Geomagnetic relative paleointensity and direction during the last 40,000 years obtained from a sediment core in the Nankai Trough

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Published in 2024 at "Earth, Planets and Space"

DOI: 10.1186/s40623-023-01945-x

Abstract: Construction of regional geomagnetic secular variation curves for the last several tens of thousands of years is important for understanding the behavior of non-dipole fields and applications to geochronology. Around Japan, secular variation records of… read more here.

Keywords: core; volcanic ashes; nankai trough; relative paleointensity ... See more keywords

Diatom distribution and long-term survival in a heavily polluted sediment core from the Bay of Bagnoli (Tyrrhenian Sea, Italy)

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Published in 2025 at "Mediterranean Marine Science"

DOI: 10.12681/mms.37946

Abstract: Diatom resting stages can remain viable in sediments for decades and germinate when exposed to suitable environmental conditions, inoculating the water column and the surface sediments with new populations of cells. Classical methods, based on… read more here.

Keywords: bay bagnoli; heavily polluted; sediment core; core bay ... See more keywords