Discussió:Catàstrofe de l'oxigen
De Viquipèdia
[edita] The oxygenation of the atmosphere and oceans
Greetings,
Please see en:Talk:Oxygen Catastrophe#The oxygenation of the atmosphere and oceans for a relevant update. Regards, Lior 19:14, 11 juny 2007 (CEST)