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Global change

Climate's astronomical sensors

A re-evaluation of the relationship between Earth's orbital parameters, ice-sheet extent and ocean circulation sets further puzzles for those trying to disentangle cause from effect in long-term climatic changes.

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Figure 1: Illustration of the linear signal analysis used by Lisiecki et al.1.


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Crucifix, M. Climate's astronomical sensors. Nature 456, 47–48 (2008).

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