Program for Session 02c

Tuesday 16th August PM: Floor 1 / Club A

02c (Oral): The faint young Sun revisited: The message from rocks and climate models
Session chaired by James Kasting, Nicolas Dauphas & Nathan Sheldon

14:00  Keynote: What Real Constraints do Cherts Bring on Precambrian Surface Temperatures ?
Chaussidon M, Lach P, Robert F, Boiron M-C & Luais B
14:15  Invited: Fe and C Isotopes in BIF Carbonates: Evidence for Authigenic Formation and Microbial Fe Respiration
Craddock P & Dauphas N
14:30  Siderite in Archaean Banded Iron Formations – A Sensor for CO2 Partial Pressures of Ancient Atmospheres?
Gäb F, Ballhaus C & Siemens J
14:45  Invited: Paleosol Constraints on Atmospheric CO2 Levels in the Archaean and Proterozoic
Sheldon N
15:00  Invited: Clouds and the Faint Young Sun Paradox
Goldblatt C & Zahnle K
15:15  A Fractal Aggregate Model of Early Earth Organic Hazes: UV Shielding with Minimal Antigreenhouse Cooling
Wolf E, Tian F & Toon OB

Tuesday 16th August PM: Floor 1 / Poster Area

02c (Poster): The faint young Sun revisited: The message from rocks and climate models

1001  δ30Si and Ge/Si Changes in BIFs along the Archaean
Delvigne C, Cardinal D, Hofmann A & André L
1002  The Assumption of a Low pCO2 during the Archean Investigated with a 3D Climate Model
Le Hir G, Teitler Y, Fluteau F, Donnadieu Y & Philippot P
1003  Earth's Early Atmospheric Density Revealed from Archaean Raindrop Imprints
Som S, Catling D & Buick R
1004  Ubiquitous Subaerial Weathering during Emersion of the Fortescue Late Archean Igneous Province, Western Australia
Teitler Y, Philippot P, Gerard M, Fluteau F & Le Hir G
1005  Silicon and Oxygen Isotope Values of Cherts and their Precursors
Ziegler K, Marin-Carbonne J, McKeegan K & Young E
1006  The Diagenesis Effect on Paleo-Temperature Reconstruction from Precambrian Cherts
Marin-Carbonne J, Chaussidon M & Robert F