Oral Programme US5

US5

Early Earth and early biosphere
Convener: Emmanuelle J. Javaux 
Co-Conveners: Jeroen van Hunen , Nicholas T. Arndt , Helmut Lammer , Marc Chaussidon , Barbara Kremer 
Session details
Oral Programme
 / Tue, 04 May, 13:15–15:00  / Room D
Add this session to your personal programme

Tuesday, 04 May 2010
Room D
Chairperson: Emmanuelle Javaux, Jeroen Van Hunen, Nick Arndt
13:15–13:20
opening session

13:20–13:40
EGU2010-15267
The formation and early differentiation of the Earth (solicited)
Bernard J. Wood
13:40–14:00
EGU2010-15270
The Paleoarchean geodynamo, solar wind and magnetopause (solicited)
John A. Tarduno, R D Cottrell, M K Watkeys, A Hofmann, P V Doubrovine, E Mamajek, D Liu, D G Sibeck, L P Neukirch, and Y Usui
14:00–14:20
EGU2010-15268
Geochemical and biologic constraints on the Archaean atmosphere and climate - A possible solution to the faint early Sun paradox. (solicited)
Minik T. Rosing, Dennis K. Bird, Norman H. Sleep, and Christian J Bjerrum
14:20–14:40 EGU2010-15266
Oxygenation of the atmosphere and oceans (solicited) (withdrawn)
David C. Catling, M.W. Claire, and K. J. Zahnle
14:40–15:00
EGU2010-15507
Approaches to understanding life before the rise of atmospheric oxygen (solicited)
Woodward Fisher