http://www.cnr.it/ontology/cnr/individuo/prodotto/ID99926
A high-resolution integrated stratigraphy of the last 9kyr in the eastern Tyrrhenian margin continental shelf (Comunicazione a convegno)
- Type
- Label
- A high-resolution integrated stratigraphy of the last 9kyr in the eastern Tyrrhenian margin continental shelf (Comunicazione a convegno) (literal)
- Anno
- 2007-01-01T00:00:00+01:00 (literal)
- Alternative label
Lirer Fabrizio , Sprovieri Mario, Ferraro Luciana, Cascella Antonio, Pelosi Nicola (2007)
A high-resolution integrated stratigraphy of the last 9kyr in the eastern Tyrrhenian margin continental shelf
in European Geosciences Union 2007, Vienna
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Lirer Fabrizio , Sprovieri Mario, Ferraro Luciana, Cascella Antonio, Pelosi Nicola (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#descrizioneSinteticaDelProdotto
- A multidisciplinary faunal and geochemical study was carried out on a gravity core collected in the Salerno Gulf (on the margin of the eastern Tyrrhenian continental shelf) which contains an expanded, undisturbed and well-preserved hemi-pelagic sedimentary sequence punctuated by a number of volcaniclastic layers. Six tephra layers associated to the Vesuvius volcanic activity and an AMS14C calibrated age provide the stratigraphic framework for the last 9 kyr of the sedimentary core. The achieved age-depth profile indicates a mean sedimentation rate of about 1.3cm/10years for the first 2000 years BP and a mean value of 0.32cm/10 years for the lower 7000 years BP. Significant changes in the quantitative distribution of calcareous plankton assemblages (planktonic foraminifera and calcareous nannofossils) allowed us to identify several bio-events useful to accurately define the boundaries of ecobiozones widely recognised
in the Mediterranean sediment and used for large scale correlations. In particular, over the last 6 kyr BP, the sharp decreases in the abundance of planktonic foraminiferal species Globorotalia truncatulinoides left coiled, and a distinct acme interval of Globigerinoides quadrilobatus represent two valid bio-events already reported from different sectors of the Mediterranean basin. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Istituto per lAmbiente Marino Costiero (IAMC)-CNR Napoli, Italy, Istituto Nazionale di Geofisica e Vulcanologia (INGV)- Pisa, Italy (literal)
- Titolo
- A high-resolution integrated stratigraphy of the last 9kyr in the eastern Tyrrhenian margin continental shelf (literal)
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- Autore CNR
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