Russian Team Prepares To Penetrate Lake Vostok
Lanxon writes "Lake Vostok, which has been sealed off from the world for 14 million years, is about to be penetrated by a Russian drill bit. The lake, which lies four kilometers below the icy surface of Antarctica, is unique in that it's been completely isolated from the other 150 subglacial lakes on the continent for such a long time. It's also oligotropic, meaning that it's supersaturated with oxygen — levels of the element are 50 times higher than those found in most typical freshwater lakes."
I fail to see the need to drill to this lake so far below the surface. For one thing I would be worried about bringing back up who knows what with organisms and bacteria that we have not seen before that could be dangerous, also don't you think they would be contaminating this lake by drilling into it?
From the article:
Now, the team has satisfied the Antarctic Treaty Secretariat, which safeguards the continent's environment, that it's come up with a technique to sample the lake without contaminating it. Valery Lukin told New Scientist: "Once the lake is reached, the water pressure will push the working body and the drilling fluid upwards in the borehole, and then freeze again." The next season, the team will bore into that frozen water to recover a sample whose contents can then be analysed.
I think it's similar to this mission at Lake Ellsworth.
My work here is dung.
In Soviet Antarctica, buried lake penetrates drill hole!
Seriously. RTFA.
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To be fair, theory and practice are in theory identical; in practice, not so much.
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When it is -30C, Russians take their towels and beach umbrellas, drill a hole in the ice and go swimming.
When it becomes -65C they cannot find any water in liquid state, so someone came up with this bright idea to drill a hole to an ancient lake, just so they can have a pool in winter.
Would it be impolite to point out that she has accomplished far more in life than you or I have, or probably ever will? If Sarah Palin is dumb, therefore, there's a significantly greater than zero chance that you and I are even dumber.
That is based on the ridiculous notion that intelligence equates to fame. To make this point, I only have two words - "Jersey Shore".
Sometimes the light at the end of the tunnel is the headlight of an oncoming train.