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From: National Science Foundation Update <nsf-update@xxxxxxx>
Date: Mon, 9 Feb 2009 10:14:26 -0600 (CST)
Subject: Iron on its Route to the Sea-Floor: A New Path
Iron on its Route to the Sea-Floor: A New Path
Iron dust, the rarest nutrient for most marine life, can be washed down by rivers or blown out to sea or--a surprising new study finds--float up from the sea floor in the material spewed from hydrothermal vents.
The discovery, published online Feb. 8, 2009, in a paper in the journal Nature Geoscience, connects life at the surface to events occurring at extreme depths and pressures. The two worlds were long assumed to have little interaction.
A team from the University of ...
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