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  Oral Programme - BG2.02 Calibration and validation of marine and terrestrial proxies: from empiricism towards a mechanistic understanding (co-listed in CL, OS & SSP)

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Convener: Bijma, J.
Co-Convener: Lotter, A., Benthien, A., Schulte, S.

Tuesday, 26 April 2005

Lecture Room: Lecture Room 12

Chairperson: BIJMA, J.

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10:30 - 10:45
EGU05-A-04581;  BG2.02-1TU2O-001
Rodland, D. L.; Schöne, B. R.
Time-lapse photographic records of shell activity in bivalve mollusks: implications for microgrowth increments as proxies for biological rhythms and environmental conditions

10:45 - 11:00
EGU05-A-09874;  BG2.02-1TU2O-002
Lazareth, C. E.; Guzman, N.; Poitrasson, F.; Cuif, J.-P.; Ortlieb, L.
Subdaily geochemical and microstructural study on the Chilean coastal gastropod Concholepas concholepas: towards a high resolution proxy calibration

11:00 - 11:15
EGU05-A-05281;  BG2.02-1TU2O-003
Cuif, J.P.
An experimental approach of the “vital effect” in calcareous biominerals, based on crystallization patterns and process within micron-scale skeleton growth layers.

11:15 - 11:30
EGU05-A-06166;  BG2.02-1TU2O-004
Dauphin, Y.
Biomineralization process: from supersaturation to nucleation in organic hydrogels

11:30 - 11:45
EGU05-A-06587;  BG2.02-1TU2O-005
Juillet-Leclerc, A.; Reynaud, S.; Rollion-Bard, C.; Cuif, J.P.; Dauphin, Y.; Blamart, D.; Ferrier-Pagès, C.; Allemand, D.
The relative impact of vital effect and environmental factors on the coral skeleton oxygen isotope ratio

11:45 - 12:00
EGU05-A-03132;  BG2.02-1TU2O-006
Reynaud, S.; Hemming, N.G.; Juillet-Leclerc, A.; Gattuso, J.-P.
Effect of PCO2 and temperature on the Boron isotopic composition of the zooxanthellate coral Acropora sp.

Lunch Break

Chairperson: BENTHIEN, A.

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13:30 - 13:45
EGU05-A-01775;  BG2.02-1TU3O-001
Ganssen, G.M.; Brummer, G.J.A; Jung, S.J.A; Kroon, D. ; Peeters, F.J.C
The oxygen isotope composition in planktic foraminifera shells as recorder of maximum seasonal SST variation

13:45 - 14:00
EGU05-A-04165;  BG2.02-1TU3O-002
Rollion-Bard, C.
Microanalysis by Ion Microprobe of Oxygen Isotopic Compositions in Foraminifera

14:00 - 14:15
EGU05-A-05654;  BG2.02-1TU3O-003
Fietzke, J.; Eisenhauer, A.
The temperature dependent strontium isotope fractionation (88Sr/86Sr) during calcium carbonate precipitation

14:15 - 14:30
EGU05-A-03798;  BG2.02-1TU3O-004
Zeebe, R.E.
Large Effect of Hydration on 18O Fractionation between H2O and CO32-: Implications for the pH-carbonate-d18O Relationship and Inferred Climate Changes

14:30 - 14:45
EGU05-A-06868;  BG2.02-1TU3O-005
Wombacher, F.; Eisenhauer, A.; Böhm, F.
Magnesium isotope compositions of modern sponges and corals

14:45 - 15:00
EGU05-A-07302;  BG2.02-1TU3O-006
Ferguson, J E; Henderson, G M; Kucera, M; Rickaby, R E M
Control of trace element incorporation into planktonic foraminifera across a strong salinity and nutrient gradient in the Mediterranean Sea

Coffee Break

Chairperson: SCHULTE, S.

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15:30 - 15:45
EGU05-A-08388;  BG2.02-1TU4O-001
Reichart, G.J.; Jorissen, F.J.; Fontanier, C.; Mason, P.R.D
Foraminiferal single chamber trace element records by LA-ICP-MS

15:45 - 16:00
EGU05-A-06626;  BG2.02-1TU4O-002
Brouwer, D.; Schnetger, B.; Rühlemann, C.; Schulte, S.
Sr/Ca-ratios in coccoliths and carbon isotopic composition of C37 alkenones in particulate matter: testing a new pCO2 reconstruction strategy

16:00 - 16:15
EGU05-A-07668;  BG2.02-1TU4O-003
Ménot-Combes, G.; Bard, E.; Rostek, F.; Schulte, S.
Evidence for a large methane release during the last deglaciation based on diploptene and diplopterol records from Marmara Sea sediments

16:15 - 16:30
EGU05-A-10241;  BG2.02-1TU4O-004
Brassell, S.C.; Kenig, F.
Suites of branched alkanes with quaternary carbon atoms in Miocene and Cretaceous sediments from Shatsky Rise, west-central Pacific, ODP Leg 198

16:30 - 16:45
EGU05-A-01272;  BG2.02-1TU4O-005
McClymont, E.L.; Roberts, Z.E.; Nott, C.J.; Pancost, R.D.; Evershed, R.P.
Reconstructing abrupt climate changes over the European land mass during the late Holocene using biomarker analysis of ombrotrophic peats

16:45 - 17:00
EGU05-A-07719;  BG2.02-1TU4O-006
Langdon, P.G.; Holmes, N.; Caseldine, C.J.
Environmental controls on modern chironomid faunas from NW and W Iceland: implications for reconstructing climate change


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