Low level of oxygen in Earth’s middle ages delayed evolution for two billion years

A low level of atmospheric oxygen in Earth’s middle ages held back evolution for 2 billion years, raising fresh questions about the origins of life on this planet. New research explains how oxygen was trapped at such low levels.
Paleontology News — ScienceDaily

This entry was posted in Paleontology and tagged , , , , , , , , . Bookmark the permalink.

Leave a Reply