Southern Ocean: Reconstructing environmental conditions over the past 30,000 years

In the last 30,000 years there was, at times, more mixing in the Southern Ocean than previously thought. This meant that vast quantities of nutrients were available to phytoalgae, which in turn contributed to storing the greenhouse gas CO2 during the last glacial period.

from Oceanography News -- ScienceDaily http://ift.tt/1Krw3MX
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