Jon Gabriel wrote:
>

>If the water contains a high concentration of saline then it won't
>freeze at 0 degrees C.  The article doesn't say if the lake is
>freshwater or saltwater, but I vaguely recall that lakes are usually
>freshwater?  
>
High pressure also prevents water from freezing, because liquid
H2O has a higher density than solid H2O. That's why water exists under
the Northern Pole Icecap.

Alberto Monteiro


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