News tagged with geology

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Cracking the ice code

(Phys.org) —What happened the last time a vegetated Earth shifted from an extremely cold climate to desert-like conditions? And what does it tell us about climate change today?

May 20, 2013 3.8 / 5 (8) 2 | with audio podcast

Iron in primeval seas rusted by bacteria

(Phys.org) —Researchers from the University of Tübingen have been able to show for the first time how microorganisms contributed to the formation of the world's biggest iron ore deposits. The biggest known ...

Apr 25, 2013 3.9 / 5 (8) 2 | with audio podcast