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Permanent Oxygenation Of Earth S Atmosphere Occurred Later Than Previously Thought Sci News
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Earth Had Oxygen 800 Million Years Earlier Than Thought
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Asteroid Et Strikes Stunted Evolution Of Atmosphere Harvard Gazette
Earth S Permanent Oxygen Rise Occurred 100 Million Years Later Than Thought
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Most Life On Earth Will Be Killed By Lack Of Oxygen In A Billion Years New Scientist
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