02-06-2012, 3:43pm
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#21
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realistically, the water isn't ever more that 13,000 years old.
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Originally Posted by from Wiki-Pee
the water of the lake is continually freezing and being carried away by the motion of the Antarctic ice sheet, while being replaced by water melting from other parts of the ice sheet in these high pressure conditions. This resulted in an estimate that the entire volume of the lake is frozen and removed every 13,300 years—its effective mean residence time.
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