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treestyle · 20th November 2007, 03:34 AM

thanks Ek,

do you think that if oxygen is worth? $1 a kg and a tree makes? 1mil kg of oxygen a year then that tree for one year has produced an income of 1$mil on top of what it was already worth?

very subjective i suppose.

20th November 2007, 03:34 AM	#5 (permalink)
treestyle Semi-mature vigorous tree Join Date: Jun 2007 Location: North Brisbane Posts: 128	Re: how much is that doggy in the window? thanks Ek, do you think that if oxygen is worth? $1 a kg and a tree makes? 1mil kg of oxygen a year then that tree for one year has produced an income of 1$mil on top of what it was already worth? very subjective i suppose.