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  List of Accepted Contributions - BG2.01 Environments of Life on Early Earth

Please, click Abstract Number to find the corresponding abstract as PDF file; if necessary, download Adobe Acrobat Reader 4.0 first to open the file. Any abstract may be freely reproduced for non-commercial, scientific purposes; however, the moral right of the author(s) to be identified as the author(s) of such abstracts is asserted.

Goldblatt, C.; Lenton, T. M.; Watson, A. J.
The Great Oxidation at ~2.4 Ga as a bistability in atmospheric oxygen due to UV shielding by ozone

Kitajima, K; Maruyama, S
Archean (3.5 Ga) mid-ocean ridge hydrothermal system: a physico-chemical environment for early life

Merinero, R; Lunar, R; Martínez-Frías, J; Somoza, L; Díaz-del-Río, V
Iron-rich coccoidal microcrystals and framboids in submarine, methane-derived carbonate chimneys (Gulf of Cadiz, SW Iberian Peninsula): mineralogy, textures and astrobiological relevance

Sugitani, K.; Nagaoka, T.; Mimura, K.; Grey, K.; Van Kranendonk, M.; Minami, M.; Marshall, C.P.; Allwood, A.; Walter, M.R.
Discovery of possible microfossils from c. 3.4 Ga Strelley Pool Chert, Kelly Group, Pilbara Craton: evidence for antiquity of life and biotic diversity?

Nna-Mvondo, D.; Martinez-Frias, J.
Komatiitic volcanoes as possible suitable sites for abiotic chemistry and biological processes on early Earth

Wille, M.; Kramers, J.D.; Nägler, T.F.; Beukes, N.J.; Meisel, T.; Voegelin, A.; Schröder, S.; Lacassie, J.P.
Mo and Mo-PGE signatures of black shales as a proxy for a rise of oxygen event within the Transvaal Supergroup, South Africa

Wacey, D.; Kilburn, M.; Mcloughlin, N.; Brasier, M.D.
The use of NanoSIMS to critically test claims of early (3.5 billion-year-old) life

Brasier, M.D.; Wacey, D.; Mcloughlin, N.; Green, O.R.
A field and petrographic guide to the habitat of carbon in the Chinaman Creek area, Pilbara, W. Australia

van Zuilen, M.; Chaussidon, M.; Rollion-Bard, C.; Luais, B.; Marty, B.
Carbonaceous cherts of the Barberton Greenstone Belt, South Africa

Van Kranendonk, M; Philippot, P; Lepot, K; Bodorkos, S; Pirajno, F
A felsic volcanic caldera setting and new age for Earth’s oldest fossils in the 3.525 Ga Dresser Formation, Warrawoona Group, Pilbara Craton, Australia

Furnes, H.; Banerjee, N.R.; Staudigel, H.; Muehlenbachs, K.; Simonetti, A.; de Wit, M.; Van Kranendonk, M.
Bioalteration textures in ancient submarine lavas: A petrographic signature of early life on Earth

Skrzypczak, A. ; Derenne, S.; Robert, F.
Molecular evidence for life in the 3.46Ba-old Warrawoona chert

Thomazo, C.; Ader, M.; Philippot, P.
Organic δ13C negative excursion at 2.7 Ga viewed along a 100 m depth drill-core profile (Tumbiana formation, Western Australia).

Philippot, P.; Lepot, K.; Thomazo, C.; Van Kranendonk, M.; Cotte, M.
Abiotic vs biotic carbonaceous matter in 3,525-Myr-old hydrothermally-altered subseafloor sediments (Pilbara Craton, Western Australia)

Lepot, K; Philippot, P; Benzerara, K; Cotte, M
In-situ structural and chemical characterisation of biogenic organic matter in 2.72 Ga stromatolites, Tumbiana Formation, Western Australia

Ohmoto, H.
A New Perspective on the Archean Biosphere: A Summary of Recent Investigations on ABDP Cores

Grymes, R.; Ohmoto, H.; Buick, R.; Anbar, A.; Summons, R.; D\'Hondt, S.
The Astrobiology Drilling Program: Recent reportable results (withdrawn)

Duck, L.; Golding, S.; Glikson, M.; Webb, R.
An analysis of in situ carbonaceous matter from the Warrawoona Group, Pilbara, Western Australia: indications of early life in the gel (withdrawn)

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