New evidence linking extreme climate change, oxygen rise, and early animal evolution was provided by an analysis of organic-rich rocks from South China. A dramatic rise in atmospheric oxygen levels has long been speculated as the trigger for early animal evolution. While the direct cause-and-effect relationships between animal and environmental evolution remain topics of intense debate, all this research has been hampered by the lack of direct evidence ...
via Medindia Health News More READ
via Medindia Health News More READ
No comments:
Post a Comment