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Climate tipping point of nitrogen fixation

A recent study suggests that the optimal temperature for symbiotic nitrogen fixation rates exceeds the plant’s preferred growth temperature in laboratory conditions. A few degrees of warming could thereby increase or decrease nitrogen fixation rates, depending on the optimal rate among species.

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Fig. 1: Calculated responses of symbiotic nitrogen fixation relative to its rate at 25 °C for tree seedlings using the parameter values from Bytnerowicz et al.


  1. Friedlingstein, P. et al. Earth Syst. Sci. Data 12, 3269–3340 (2020).

    Article  Google Scholar 

  2. Wang, Y.-P. & Houlton, B. Z. Geophys. Res. Lett. 36, L24403 (2009).

    Article  Google Scholar 

  3. Houlton, B. Z., Morford, S. L. & Dahlgren, R. A. Science 360, 58–62 (2018).

    Article  CAS  Google Scholar 

  4. Peng, J. et al. Global Biogeochem. Cycles 34, e2019GB006296 (2019).

    Google Scholar 

  5. Houlton, B. Z., Wang, Y. P., Vitousek, P. M. & Field, C. B. Nature 454, 327–330 (2008).

    Article  CAS  Google Scholar 

  6. Bytnerowicz, T. A., Akana, P. R., Griffin, K. L. & Menge, D. N. L. Nat. Plants (2022).

    Article  PubMed  Google Scholar 

  7. Bastos, A. et al. Sci. Adv. 6, eaba2724 (2020).

    Article  CAS  Google Scholar 

  8. Menge, D. N. L., Levin, S. A. & Hedin, L. O. Am. Nat. 174, 465–477 (2009).

    Article  Google Scholar 

  9. Lu, M. & Hedin, L. O. Nat. Ecol. Evol. 3, 239–250 (2019).

    Article  Google Scholar 

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Correspondence to Ying-Ping Wang or Benjamin Z. Houlton.

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Wang, YP., Houlton, B.Z. Climate tipping point of nitrogen fixation. Nat. Plants 8, 196–197 (2022).

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