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Why did the Ice Ages happen?
Why did the Ice Ages happen?
JSDonald
6/28/09
Why did the Ice Ages happen?
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melintur
6/28/09
They have been known to happen because of the changes in carbon dioxide and methane levels
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galaxaura
6/28/09
Also changes in the orbiting patterns of the Earth around the sun could be possible reasons
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Why did the Ice Ages happen?
