Thursday April 16, 2009
When life as we know it became possible on Earth
Steve Connor
Independent
The mystery of how our planet's atmosphere became rich in oxygen has finally been solved
It was one of the most important changes to have happened to the Earth's atmosphere and it was the reason why today we can breathe life-giving oxygen. And yet the Great Oxidation Event has remained a mystery – until now.
Without oxygen, life on Earth would not exist as we know it. It has provided the supercharged air that has fuelled an explosion in the diversity and size of all living organisms, from the smallest shrimp to the biggest dinosaur.
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Posted in: by bubblejam at 05:03 PM | Comments (0) | Email This Entry