February 13th, 2004, 11:00 PM
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Second Lieutenant
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Join Date: Mar 2003
Location: Germany
Posts: 575
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Re: more scary stuff
Quote:
Originally posted by narf poit chez BOOM:
i'm undecided on this, but i don't see how we'd have instruments to measure holes in the ozone more than a century ago. unless they leave a mark somewhere; tree rings, geology...
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Drilling arctic ice and analysing the water frozen thousands of years ago reveals a lot about past climates. Really interesting. |