Stewardship of soil carbon sits at the nexus of efforts to mitigate climate change, improve soil health and increase climate resiliency of agricultural production. Unlocking the full potential of soils to support a sustainable future requires embracing the unique and contrasting realities of soil carbon dynamics in arid versus humid systems.
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Acknowledgements
This work was supported by National Science Foundation Division of Environmental Biology award number 2016003 and an award from King Philanthropies to the Environmental Defense Fund.
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M.F.C. and J.M.L. conceived the idea, and wrote and edited the paper.
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M.F.C. is the co-founder and Scientific Director of Cquester Analytics LLC. J.M.L. declares no competing interests.
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Cotrufo, M.F., Lavallee, J.M. Incorporating aridity in soil carbon stewardship frameworks. Nat. Clim. Chang. 15, 240–242 (2025). https://doi.org/10.1038/s41558-025-02270-9
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DOI: https://doi.org/10.1038/s41558-025-02270-9