A new study shows that iron-bearing rocks that formed at the ocean floor 3.2 billion years ago carry unmistakable evidence of oxygen.
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Plant Biology: October 2015
Calendar
- 23 Sep: Planetary Science Advisory Committee Meeting
- 26 Sep: Astronomy and Astrophysics Advisory Committee Meeting
- 26 Sep: Hearing: Understanding, Forecasting, and Communicating Extreme Weather in a Changing Climate
- 1 Oct: Heliophysics Advisory Committee Meeting
- 3 Oct: STA Meeting WIth Dave Pierce And Dale Nash
- 5 Oct: Venera-D Landing Sites and Cloud Layer Habitability Workshop
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