Category Archives: geochemistry

Anne’s picks of the December literature

Posted on January 11, 2010 by Anne Jefferson

Recently published hydrogeology and geomorphology papers that make my heart sing
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Categories: by Anne, climate science, geochemistry, geomorphology, hydrology, paper reviews, planets

9 isotopes fractionating

Posted on January 2, 2010 by Chris Rowan

On the 9th day of Christmas my true love sent to me…
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Categories: geochemistry, geology, planets

Lots of oxygen on the Archean Earth?

Posted on September 2, 2009 by Chris Rowan

New evidence for the early evolution of photosynthesis: was the early Earth really as oxygen-free as we think it was?
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Categories: Archean, geochemistry, geology, paper reviews, past worlds, rocks & minerals

How big was that asteroid? The latest geochemist/geophysicist smackdown

Posted on April 17, 2008 by Chris Rowan

What’s the most accurate method of estimating the size of asteroids associated with past impact events?
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Categories: geochemistry, geohazards, geology, planets

How the air we breathe became breathable

Posted on November 15, 2007 by Chris Rowan

What geology tells us about the evolution of the Earth’s atmosphere.
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Categories: Archean, geochemistry, geology, paper reviews, past worlds, Proterozoic

Out of the ice age, into the asteroid shower

Posted on October 3, 2007 by Chris Rowan

Was the biggest cold snap in the last deglaciation caused by an extraterrestrial impact?
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Categories: climate science, geochemistry, geohazards, paper reviews, past worlds, planets, Pleistocene