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Unlike other lakes in the McMurdo Dry Valleys, Antarctica, Lake Vida has a thick (~19m) ice cover sealing a liquid brine body of unusually high salinity (~245g/L) from the atmosphere. To constrain the conditions under which the atypical Lake Vida ice cover formed and evolved, 19 ice samples were collected down to a depth of ~14m, together with three brine samples trapped in the ice at ~16m for analysis...
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