On Sat, 3 Feb 2007, hank roberts wrote:
> William, can you talk about the lakes and rivers below the ice cap?
> I've seen news that Lake Vostok, for example, may not be isolated,
> based on detection of sequential surface elevation changes that would
> indicate motion of substantial amounts of water under the ice. No
> mention of outbreaks at the edge of the ice as far as I know.
>
> But at the depth of the bottom of the ice, well below sea level ---
> do you have any idea what's happening? I know BAS was supposed to be
> running submersibles in under the edge of the ice (was it BAS that
> lost one?) I'd imagine some kind of remote flow sensors must be
> being placed where subglacial water would be found coming out, that
> could test for variations in rate or salinity or temperature.
We did lose one. But it was under the ice *shelves* not the continental ice
(which is the bit that is grounded. The shelves float).
-W.
William M Connolley | [EMAIL PROTECTED] | http://www.antarctica.ac.uk/met/wmc/
Climate Modeller, British Antarctic Survey | (01223) 221479
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