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Coral Bleaching

Coral 'refugia' amid heating seas

The Earth is getting hotter as carbon dioxide, predominantly from the burning of fossil fuels, continues to accumulate in the atmosphere. It is widely recognized that increasing temperatures pose a threat to coral reefs, but just how large a risk are these reefs facing?

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Figure 1: Increasing CO2, global warming and the demise of coral reefs.


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Correspondence to Ken Caldeira.

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Caldeira, K. Coral 'refugia' amid heating seas. Nature Clim Change 3, 444–445 (2013).

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