Research Units

Leader: Magadala Tesauro (University of Trieste)

Members: Carla Braitenberg (University of Trieste) ; Laura De Santis (OGS); Florence Colleoni (OGS); Martina Busetti (OGS), Gualtieri Bohm (OGS), Edy Forlin (OGS)

Objectives:

• Estimation of the effective elastic thickness using rheological and gravity models

• Backstripping ensemble of Miocene Ross Sea bathymetry

• Thermal subsidence corrections and glacio-isostatic adjustment corrections (Unit 2)

• Refinement of backstripped bathymetry based on stratigraphic interpretation and sediment core analysis (Unit 2) and international partners.

Resources (only accessible to Research Unit 1 members)

Leader: Florence Colleoni (OGS)

Members: Renata G. Lucchi (OGS); Ester Colizza (University of Trieste), Rudy Conte (University of Venice - OGS)

International Partners: Francesca Sangiorgi (Univ. Utrecht), Robert McKay (Univ. Wellington), Paolo Stocchi (NIOZ), Benjamin Keisling (LDEO)

Objectives:

• Antarctic ice sheet numerical simulations using paleo bathymetric reconstructions (Unit 1)

• Glacio-isostatic adjustment and relative sea level calculations based on ice sheet simulations

• Define an age model for a few PNRA sediment cores in complement with those from IODP exp. 374

• Comparison between ice sheet simulations, sediment cores analysis and stratigraphical constraints

Resources (only accessible to Research Unit 2 members)

Leader: Andrea Bergamasco (CNR - ISMAR)

Members: Enrico Pochini (University of Trieste - OGS), Manuel Bensi (OGS), Vedrana Kovacevic (OGS), Cosimo Solidoro (OGS)

International Partners: Gerrit Lohmann (AWI, Bremerhaven)

Objectives:

• Numerical simulation of present-day Ross Sea oceanic circulation

• Analysis and interpretation of oceanographic data; validation of simulated present-day circulation

• Numerical simulations of Miocene and last deglaciation ocean circulation in the Ross sea based on paleo-bathymetric reconstructions (Unit 1) and ice sheet extent (Unit 2).

• Comparison between simulated paleo circulation and marine and glacial conditions and sediment cores analysis (Unit 2) and international partners for IODP 374 sites.

Resources (only accessible to Research Unit3 members)