05-19-2007
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#33 (permalink)
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| Commentator
Join Date: May 2007 Location: UK
Posts: 50
|  Re: Global warming poll
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The Earth is not a sphere, it has a slight ellipse, so that as it precesses along its orbit around the sun, the cross section that is exposed to sunlight changes. I am no expert, but I think that could change the climate.
| Milankovitch cycles - Wikipedia, the free encyclopedia |
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