It’s still technically possible to limit global warming to below 1.5C this century, according to new research published in Nature Climate Change.
Only a small window of opportunity remains open, the study says – and it is closing rapidly. Global carbon pricing or its equivalent should have been implemented already and must certainly be in place by 2020. The world would then need to become carbon neutral by mid-century.
The new study pitches into a live and vociferous debate over whether the world should be aiming to limit warming to 1.5C or 2C, and whether either target remains achievable. Carbon Brief puts the new study’s findings in context.
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