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What will a 3°C world look like?
IAN SINCLAIR highlights a recent book chapter by climate scientist Professor Stefan Rahmstorf, who warns ‘a world full of horrors’ can expected if climate catastrophe is not averted

LAST month UN secretary-general Antonio Guterres warned that the worsening climate crisis meant the world was on course for 3.1°C temperate rise.

His analysis is broadly in line with the consensus among climate experts.

Earlier this year the Guardian surveyed 380 climate scientists who have worked with the authoritative Intergovernmental Panel on Climate Change (IPCC) since 2018, with almost 80 per cent of the respondents expecting at least 2.5°C of global heating by 2100. Almost half anticipated at least 3°C.

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