Researchers found a diverse community of bugs living in the lake's dark environment, at temperatures of -13C.< Furthermore, they say the lake's life forms have been sealed off from the outside world for some 2,800 years.< Details of the work have been outlined in the journal PNAS.< Lake Vida, the largest of several unique lakes found in the McMurdo Dry Valleys, contains no oxygen, is acidic, mostly frozen and possesses the highest nitrous oxide levels of any natural water body on Earth.< ...
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