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InFocus SIU professor uses unique method to learn when Oxygen first appeared on the Earth

Oxygen Symbol
Derrick Sherrill via Pixabay
SIU Professor pinpoints when oxygen appeared on Earth

On this edition we sit down and talk with Daniel Hummer with the School of Earth Systems and Sustainability at SIU-C about a new research technique he used to pinpoint when Oxygen appeared on our planet.

He says this new method of looking at data, already collected, has implications for further study of the Earth, now and in the future.

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