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Enigmatic Earth

Global warming 55 million years ago was accompanied by a massive injection of carbon into the ocean-atmosphere system, but the resulting climatic warming was much greater than expected from the modelled rise in atmospheric carbon dioxide alone.

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Figure 1: Satellite image of the Earth, highlighting the amount of thermal energy (long-wave radiation) emitted back to space.


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Beerling, D. Enigmatic Earth. Nature Geosci 2, 537–538 (2009).

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