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Re: Oxygen Levels



The book "Out of Thin Air: Dinosaurs, Birds and Earth's Ancient
Atmosphere" by Peter D. Ward deals with just that issue.

On 7/18/07, George Blasing <dinoworld@msn.com> wrote:
I am sure I read somewhere that there was a higher percentage of oxygen
during the Jurassic and Cretaceous than there is today? Is that correct, and
does anyone know what those levels are in comparison to today?

Thanks.

George