Earth Science | VOL. 12, ISSUE 70, January-February 2012

Mysteries of the Ancient Waters

Lake Vostok, the largest sub-glacial lake stretched over 10,000 km2, is located beneath Russia’s Vostok station. In July 1983 temperatures here plummeted to -89oC, the coldest ever recorded temperature on earth. The overlying ice cover of the Lake has indicated paleoclimatic records 400,000 years old, and the Lake water 4000 m below is said to be isolated for 15 to 25 million years, suggesting that its environment may be home to unique ‘extremophiles’, never seen before - making Lake Vostok...

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