Volcanic activity and oxygen levels in the Mesozoic era

[Ivan Seeking]

WASHINGTON (Reuters) -- Low oxygen levels could have triggered two giant extinctions hundreds of millions of years ago, allowing the dinosaurs to reign supreme over the ancestors of mammals, U.S. researchers said.

http://www.cnn.com/2003/TECH/science/11/03/dinosaurs.oxygen.reut/index.html

 

[benzun_1999]

Very interesting. Might be true.
-benzun
All For God