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Warming trends

Nonlinear climate change

Most studies assume that temperature trends are linear. Now, research demonstrates that warming trends are nonlinear, that warming accelerated over most of the twentieth century and is much stronger since 1980 than calculated by linear methods.

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Figure 1: Global temperature trends.


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Correspondence to Christian L. E. Franzke.

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Franzke, C. Nonlinear climate change. Nature Clim Change 4, 423–424 (2014).

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