[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: Primordial Air Mau Have Been Breathable

To: "The Dinosaur Mailing List" <dinosaur@usc.edu>
Subject: Re: Primordial Air Mau Have Been Breathable
From: "David Marjanovic" <david.marjanovic@gmx.at>
Date: Wed, 9 Jan 2002 18:47:25 +0100
References: <Pine.GSO.4.10.10201090937590.3171-100000@asuwlink.uwyo.edu>
Reply-to: david.marjanovic@gmx.at
Sender: owner-dinosaur@usc.edu

> The researchers' theory has been lent additional weight by evidence from
> the Western Australian Pilbara region for the presence of sulphates in
> rocks up to 3.5 billion years old.  These, too, could not have formed
> without an oxygen-rich atmosphere.

Sure? There are plently of sulphur-eating bacteria and AFAIK archaea; I
don't know if they all need lots of oxygen, maybe just living under a
cyanobacterial biomat is enough, maybe nitrate rather than elementary oxygen
is enough... I think I can look that up next week.

References:
- Primordial Air Mau Have Been Breathable
  - From: Richard W Travsky <rtravsky@uwyo.edu>

Prev by Date: Claws of Baryonyx and Sinosauropteryx
Next by Date: Re: Penguins of the North...?
Previous by thread: Primordial Air Mau Have Been Breathable
Next by thread: Do NOT provide information leading to people who sell fossils
Indexes: