[SunkenCiv]

The Lake Vostok keyword, page one:

• Russians Nab First Sample of Lake Vostok
• A "small window" to the unknown world of the subglacial lake Vostok is open.
• World War II Rumor About an Ancient Lake Is Revived (Russians Say Hitler Remains/Clones)
• Antarctic explorer says Russian scientists drilling at 'alien' underground lake are safe
• 18-Mile Crack Seen by NASA in Antarctic Glacier
• Strangely Moving Antarctic Lakes Surprise Researchers (viscous buckling)
• Antarctic ice models "not correct", sea level rise "complicated"
• Scientists Race To Breach Anarctica's Lake Vostok
• Antarctica May Contain "Oasis of Life"
• BIG BANG IN ANTARCTICA -- KILLER CRATER FOUND UNDER ICE
• Cold And Deep: Antarctica's Lake Vostok Has Two Big Neighbors
• Scientists: Antarctic Has Strong Ecosystem
• Ancient Fungus 'Revived' In Lab (180-430,000K Years Old)
• Oldest ever ice core promises climate revelations
• Warning: Well in Antarctica may pop like a can of Coke
• Astronomy Picture of the Day 1-28-03
• Vostok: The Lake of Shadows
• U.S. Denies Spectacular Ruins in Antarctica Captured on Video
• Antarctic Ice Core over 500,000 Years Old Extracted
• Antarctic Ice Drilling Reaches Milestone
• next page

[colorado tanker]

I hope this is where it ends. Any drilling operation necessarily involves at least some substances that could contaminate the lake.