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The Evolution of the Earth
Tectonics also controls climate and sea levels. climates are controlled by the orbital variations of this. In last 600 million years, earth has experienced three major episodes of glaciation. And in fact, I think the big glaciations themselves are more likely to have been caused by variations in carbon dioxide. But these are the things that are moving around. Is it an exact science? I mean, you've said once or twice, we think, and perhaps, and so on. I mean, could you dog-eye go and say, this is how it got here?"