http://www.cnr.it/ontology/cnr/individuo/prodotto/ID290300
IONIAN SEA SURFACE TEMPERATURE DURING THE SAPROPEL S1 DEPOSITION INFERRED FROM PLANKTONIC FORAMINIFERAL Mg/Ca AND ?18O (Articolo in rivista)
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- Label
- IONIAN SEA SURFACE TEMPERATURE DURING THE SAPROPEL S1 DEPOSITION INFERRED FROM PLANKTONIC FORAMINIFERAL Mg/Ca AND ?18O (Articolo in rivista) (literal)
- Anno
- 2013-01-01T00:00:00+01:00 (literal)
- Alternative label
Caterina Bergami1, Lucilla Capotondi1, Daniela Salvagio Manta2, Mario Sprovieri2, Luigi Vigliotti1 (2013)
IONIAN SEA SURFACE TEMPERATURE DURING THE SAPROPEL S1 DEPOSITION INFERRED FROM PLANKTONIC FORAMINIFERAL Mg/Ca AND ?18O
in Alpine and Mediterranean Quaternary
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Caterina Bergami1, Lucilla Capotondi1, Daniela Salvagio Manta2, Mario Sprovieri2, Luigi Vigliotti1 (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
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- 1 CNR - Istituto di Scienze Marine, ISMAR, Bologna, Italy
2 CNR - Istituto per l'ambiente marino costiero, IAMC, Capo Granitola, Trapani, Italy (literal)
- Titolo
- IONIAN SEA SURFACE TEMPERATURE DURING THE SAPROPEL S1 DEPOSITION INFERRED FROM PLANKTONIC FORAMINIFERAL Mg/Ca AND ?18O (literal)
- Abstract
- Temperature variations during the Holocene sapropel S1 has been investigated by means of a multiproxy study on core
ET99-M11 collected in the western Ionian Sea at a water depth of 2800 m.
Sea Surface Temperatures (SST) reconstruction has been made by measuring oxygen stable isotopes (?18O) and Mg/Ca ratios on the
planktonic foraminifers Globigerinoides ruber and Globigerina bulloides.
Results indicate that the investigated interval was characterized by water temperature increase, both at surface and in the sub-surface
layers. Paleotemperature reconstruction based on Mg/Ca ratios shows higher temperature values during the two sub-units (S1a and
S1b) of the sapropel S1, and lower during the sapropel interruption, the latter being synchronous to the well known 8.2 cold event. In
addition, a number of several short-term cold oscillations which can be correlated with millennial scale climate events in the North Atlan-
tic region is evidenced. This indicates a possible atmospheric connection between the Central Mediterranean and the North Atlantic re-
gion and the strong relation between climate and oceanographic changes during the sapropel deposition. (literal)
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