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A digital twin of Earth for the green transition

For its green transition, the EU plans to fund the development of digital twins of Earth. For these twins to be more than big data atlases, they must create a qualitatively new Earth system simulation and observation capability using a methodological framework responsible for exceptional advances in numerical weather prediction.

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We thank Y. Schrader for her graphical assistance.

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P.B. conceived the Comment and P.B., B.S. and W.H. contributed to the writing and revision of the manuscript.

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Correspondence to Peter Bauer.

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The authors declare no competing interests.

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Peer review information Nature Climate Change thanks Antje Weisheimer and the other, anonymous, reviewer(s) for their contribution to the peer review of this work.

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Bauer, P., Stevens, B. & Hazeleger, W. A digital twin of Earth for the green transition. Nat. Clim. Chang. 11, 80–83 (2021).

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