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Food system collapse

Food security is uncertain under future climate change, but is there a threat of food system collapse? Now research assesses the probability of weather hazards occurring at the same time in the world’s major breadbaskets and reveals that the weather-related component of this risk could be increasing.

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Fig. 1: Crop failure.

Top left (heat-stressed wheat): Robert Smith / Alamy Stock Photo; top right (snow-covered maize): Deb Perry/Moment Open/Getty; bottom left (drought-stricken soy): Drbouz/E+/Getty; bottom right (flooded rice): Zoonar GmbH / Alamy Stock Photo


  1. 1.

    Gaupp, F., Hall, J., Hochrainer-Stigler, S. & Dadson, S. Nat. Clim. Change (2019).

  2. 2.

    Gilbert, C. L. & Morgan, C. W. Food price volatility. Phil. Trans. R. Soc. B 365, 3023–3034 (2010).

    CAS  Article  Google Scholar 

  3. 3.

    Food Security and Emigration (World Food Programme, 2017);

  4. 4.

    von Uexkull, N., Croicu, M., Fjelde, H. & Buhaug, H. Proc. Natl Acad. Sci. USA 113, 12391–12396 (2016).

    Article  Google Scholar 

  5. 5.

    Devereux, S. Famine in the Twentieth Century. IDS Working Paper 105 (2000).

  6. 6.

    Mehrabi, Z. & Ramankutty, N. Nat. Ecol. Evol. 3, 780–786 (2019).

    Article  Google Scholar 

  7. 7.

    Diffenbaugh, N. S. et al. Proc. Natl Acad. Sci. USA 114, 4881–4886 (2017).

    CAS  Article  Google Scholar 

  8. 8.

    Tigchelaar, M., Battisti, D. S., Naylor, R. L. & Ray, D. K. Proc. Natl Acad. Sci. USA 115, 6644–6649 (2018).

    Article  Google Scholar 

  9. 9.

    Sarhadi, A., Ausín, M. C., Wiper, M. P., Touma, D. & Diffenbaugh, N. S. Sci. Adv. 4, eaau3487 (2018).

    Article  Google Scholar 

  10. 10.

    Anderson, W. B., Seager, R., Baethgen, W., Cane, M. & You, L. Sci. Adv. 5, eaaw1976 (2019).

    CAS  Article  Google Scholar 

  11. 11.

    Kornhuber, K., Coumou, D., Vogel, E., Lesk, C. & Jonathan, F. Nat. Clim. Change (2019).

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Correspondence to Zia Mehrabi.

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Mehrabi, Z. Food system collapse. Nat. Clim. Chang. 10, 16–17 (2020).

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