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3 answers

http://en.wikipedia.org/wiki/Meteor_impact

2006-06-08 03:01:47 · answer #1 · answered by whoselineguy 4 · 0 0

The iridium layer on the Earth. Iridium is foreign to Earth, and it's existance here is linked to major meteor impact.

2006-06-08 12:59:07 · answer #2 · answered by mrkymrk64 3 · 0 0

The extinction of the dinosaurs.

2006-06-08 03:00:14 · answer #3 · answered by Lee 7 · 0 0

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