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Meta
Category Archives: geochemistry
How big was that asteroid? The latest geochemist/geophysicist smackdown
What’s the most accurate method of estimating the size of asteroids associated with past impact events?
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How the air we breathe became breathable
What geology tells us about the evolution of the Earth’s atmosphere.
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Out of the ice age, into the asteroid shower
Was the biggest cold snap in the last deglaciation caused by an extraterrestrial impact?
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