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Pastimes : Where the GIT's are going

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To: ManyMoose who wrote (136466)3/4/2007 1:11:11 AM
From: KLP  Read Replies (2) of 225578
 
Speaking of trees, MM....and global warming and cooling.... Are there any petrified trees that might show what the environment was like about 10,000 and 20,000 years ago before we had any real numbers of people?

We know there were Ice Ages, many times. What caused them? We can't blame man for that.
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