Search Results - "Panieri, G."
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Novel biomineralization strategy in calcareous foraminifera
Published in Scientific reports (05-07-2018)“…This work shows that calcareous benthic foraminifera are capable of agglutinating sedimentary particles also. In particular, we focus on Melonis barleeanus …”
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Carbon isotope (δ 13 C) excursions suggest times of major methane release during the last 14 kyr in Fram Strait, the deep-water gateway to the Arctic
Published in Climate of the past (17-04-2015)“…We present results from a sediment core collected from a pockmark field on the Vestnesa Ridge (~ 80° N) in the eastern Fram Strait. This is the only deep-water…”
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3
The benthic foraminiferal δ34S records flux and timing of paleo methane emissions
Published in Scientific reports (28-01-2020)“…In modern environments, pore water geochemistry and modelling simulations allow the study of methane (CH 4 ) sources and sinks at any geographic location…”
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4
Origin and Transformation of Light Hydrocarbons Ascending at an Active Pockmark on Vestnesa Ridge, Arctic Ocean
Published in Journal of geophysical research. Solid earth (01-01-2020)“…We report on the geochemistry of hydrocarbons and pore waters down to 62.5 mbsf, collected by drilling with the MARUM‐MeBo70 and by gravity coring at the Lunde…”
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Are repetitive slumpings during sapropel S1 related to paleo-earthquakes?
Published in Marine geology (01-03-2015)“…The recurrence of mass-flow units within sapropel S1, an organic carbon-rich lower Holocene marker bed in the Eastern Mediterranean Sea, was used to study the…”
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A thermogenic hydrocarbon seep in shallow Adriatic Sea (Italy): Gas origin, sediment contamination and benthic foraminifera
Published in Marine and petroleum geology (01-11-2014)“…Gaseous and liquid hydrocarbons are seeping from sandy sea bottom ∼10 m deep, about 2.4 km NNE of Civitanova Marche harbour, in central Adriatic Sea (Italy)…”
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Ribosomal RNA gene fragments from fossilized cyanobacteria identified in primary gypsum from the late Miocene, Italy
Published in Geobiology (01-03-2010)“…Earth scientists have searched for signs of microscopic life in ancient samples of permafrost, ice, deep-sea sediments, amber, salt and chert. Until now,…”
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Late Miocene seep-carbonates and fluid migration on top of the Montepetra intrabasinal high (Northern Apennines, Italy): Relations with synsedimentary folding
Published in Sedimentary geology (01-11-2010)“…During the Miocene, hydrocarbon seep-carbonates located atop intrabasinal highs and associated with sediment instability, formed commonly at the deformation…”
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Carbon isotope ( delta super(13)C) excursions suggest times of major methane release during the last 14 kyr in Fram Strait, the deep-water gateway to the Arctic
Published in Climate of the past (17-04-2015)“…We present results from a sediment core collected from a pockmark field on the Vestnesa Ridge ( similar to 80 degree N) in the eastern Fram Strait. This is the…”
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10
Foraminiferal response to an active methane seep environment: A case study from the Adriatic Sea
Published in Marine micropaleontology (20-10-2006)“…It has been analysed the taxonomic structure and isotopic composition of the cytoplasm and tests of living (Rose Bengal stained, protoplasm-full) and dead…”
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Biogeochemical investigations of methane seepage at the ultraslow-spreading Arctic mid-ocean ridge: Svyatogor ridge, Fram Strait
Published in Marine and petroleum geology (01-04-2024)“…The Arctic continental shelves are important reservoirs of methane stored in gas hydrates and deeper geological formations. However, little is known about…”
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Methane seepage at Vestnesa Ridge (NW Svalbard) since the Last Glacial Maximum
Published in Quaternary science reviews (01-08-2018)“…Multiple proxies in the geological record offshore NW Svalbard track shallow subseafloor diagenesis and seafloor methane seepage during the Last Glacial…”
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Diagenetic Mg-calcite overgrowths on foraminiferal tests in the vicinity of methane seeps
Published in Earth and planetary science letters (15-01-2017)“…Methane is a potent greenhouse gas and some episodes of past global warming appear to coincide with its massive release from seafloor sediments as suggested by…”
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Fracture-controlled fluid transport supports microbial methane-oxidizing communities at Vestnesa Ridge
Published in Biogeosciences (29-05-2019)“…We report a rare observation of a mini-fracture in near-surface sediments (30 cm below the seafloor) visualized using a rotational scanning X-ray of a core…”
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Deposit-feeding of Nonionellina labradorica (foraminifera) from an Arctic methane seep site and possible association with a methanotroph
Published in Biogeosciences (30-08-2022)“…Several foraminifera are deposit feeders that consume organic detritus (dead particulate organic material with entrained bacteria). However, the role of such…”
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Late Holocene pteropod distribution across the base of the south-eastern Mediterranean margin: the importance of the > 63 µm fraction
Published in Journal of micropalaeontology (17-03-2023)“…Euthecosomata pteropods were analysed in core sediments collected in the framework of the 2016 EUROFLEETS2 SEMSEEP cruise, offshore of Israel, in the eastern…”
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Mud volcanoes along the inner deformation front of the Calabrian Arc accretionary wedge (Ionian Sea)
Published in Marine geology (01-02-2013)“…We present geophysical data integrated with the analysis of well-targeted sediment samples in order to contribute to a better understanding of fluid…”
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18
Handwritten letters and photo albums linking geoscientists with school classes
Published in Geoscience communication (Online) (14-02-2023)“…Was something lost as society moved away from “traditional” media such as handwritten letters and photography and into the digital age? Some of the authors…”
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The benthic foraminiferal δ 34 S records flux and timing of paleo methane emissions
Published in Scientific reports (28-01-2020)“…In modern environments, pore water geochemistry and modelling simulations allow the study of methane (CH ) sources and sinks at any geographic location…”
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Benthic foraminifera associated with a hydrocarbon seep in the Rockall Trough (NE Atlantic)
Published in Geobios (01-03-2005)“…Recent benthic foraminiferal assemblages in surface sediments of the Rockall Trough (NE Atlantic) have been qualitatively and quantitatively studied in order…”
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