Re: measuring years through the Antarctica icesheets

From: Pim van Meurs <pimvanmeurs@yahoo.com>
Date: Fri Nov 25 2005 - 21:00:19 EST

glennmorton@entouch.net wrote:

>
>>How do scientists measure years through the Antarctica icesheets?
>
> THere are yearly ice layers. The melting in the summer creates a
> denser ice on the surface and thus one can count each year's
> accumulation, like leaves on a book. I have seen photos of those
> layers but can't find one on the net.
>
>
http://en.wikipedia.org/wiki/Ice_core

ice
Received on Fri Nov 25 21:02:42 2005

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