The 'best available science' to inform 1.5 °C policy choices

An IPCC Special Report on 1.5 °C should focus on resolving fundamental scientific and political uncertainties, not fixate on developing unachievable mitigation pathways.

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Figure 1: The ten scenarios from the IPCC AR52 and used in the UNEP Emissions Gap Report4, coloured by the model name and version.

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Acknowledgements

G.P.P. was supported by the Research Council of Norway project 209701.

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Correspondence to Glen P. Peters.

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Peters, G. The 'best available science' to inform 1.5 °C policy choices. Nature Clim Change 6, 646–649 (2016). https://doi.org/10.1038/nclimate3000

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