Beyond carbon budgets

The remaining carbon budget consistent with limiting warming to 1.5 °C allows 20 more years of current emissions according to one study, but is already exhausted according to another. Both are defensible. We need to move on from a unique carbon budget, and face the nuances.

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Fig. 1: Temperature and cumulative emissions pathways.
Fig. 2: Model differences.

References

  1. 1.

    Millar, R. J. et al. Nat. Geosci. 10, 741–747 (2017).

    Article  Google Scholar 

  2. 2.

    Goodwin, P. et al. Nat. Geosci. 11, 102–107 (2018).

    Article  Google Scholar 

  3. 3.

    Tokarska, K. B. & Gillett, N. P. Nat. Clim. Change 8, 296–299 (2018).

    Article  Google Scholar 

  4. 4.

    IPCC Climate Change 2014: Synthesis Report (eds Core Writing Team, Pachauri, R. K. & Meyer, L. A.) (IPCC, 2014).

  5. 5.

    Rogelj, J. et al. Nature 534, 631–639 (2016).

    Article  Google Scholar 

  6. 6.

    Rogelj, J. et al. Nat. Clim. Change 8, 325–332 (2018).

    Article  Google Scholar 

  7. 7.

    Geden, O. Nat. Geosci. https://doi.org/10.1038/s41561-018-0143-3 (2018).

  8. 8.

    Allen, M. R. et al. Nature 458, 1163–1166 (2009).

    Article  Google Scholar 

  9. 9.

    Peters, G. P. Nat. Clim. Change 6, 646–649 (2016).

    Article  Google Scholar 

  10. 10.

    Rogelj, J. et al. Nat. Clim. Change 6, 245–252 (2016).

    Article  Google Scholar 

  11. 11.

    Friedlingstein, P. et al. J. Clim. 19, 3337–3353 (2006).

    Article  Google Scholar 

  12. 12.

    Jones, C. et al. J. Clim. 26, 4398–4413 (2013).

    Article  Google Scholar 

  13. 13.

    Meinshausen, M., Raper, S. C. B. & Wigley, T. M. L. Atmos. Chem. Phys. 11, 1417–1456 (2011).

    Article  Google Scholar 

  14. 14.

    Geden, O. & Löschel, A. Nat. Geosci. 10, 881–882 (2017).

    Article  Google Scholar 

  15. 15.

    Schurer, A. P., Mann, M. E., Hawkins, E., Tett, S. F. B. & Hegerl, G. C. Nat. Clim. Change 7, 563 (2017).

    Article  Google Scholar 

  16. 16.

    Hawkins, E. et al. Bull. Am. Met. Soc. 98, 1841–1856 (2017).

    Article  Google Scholar 

  17. 17.

    Schurer, A. P. et al. Nat. Geosci. 11, 220–221 (2018).

    Article  Google Scholar 

  18. 18.

    Millar, R. J. et al. Reply to ‘Interpretations of the Paris climate target’. Nat. Geosci. 11, 222–222 (2018).

    Article  Google Scholar 

  19. 19.

    van Vuuren, D. P. et al. Clim. Change 109, 95–116 (2011).

    Article  Google Scholar 

  20. 20.

    van Vuuren, D. P. et al. Nat. Clim. Change https://doi.org/10.1038/s41558-018-0119-8 (2018).

  21. 21.

    Shindell, D. et al. Science 335, 183–189 (2012).

    Article  Google Scholar 

  22. 22.

    Geden, O. Nat. Geosci. 9, 340–342 (2016).

    Article  Google Scholar 

  23. 23.

    Peters, G. P., Andrew, R. M., Solomon, S. & Friedlingstein, P. Environ. Res. Lett. 10, 105004 (2015).

    Article  Google Scholar 

  24. 24.

    Tanaka, K. & O’Neill, B. C. Nat. Clim. Change 8, 319–324 (2018).

    Article  Google Scholar 

  25. 25.

    Robiou du Pont, Y. et al. Nat. Clim. Change 7, 38–43 (2016).

    Article  Google Scholar 

  26. 26.

    Meinshausen, M. et al. Clim. Change 109, 213–241 (2011).

    Article  Google Scholar 

  27. 27.

    Hansen, J., Ruedy, R., Sato, M. & Lo, K. Rev. Geophys. 48, RG4004 (2010).

    Article  Google Scholar 

  28. 28.

    GISS Surface Temperature Analysis (GISTEMP) (NASA GISS, accessed 27 March 2018); https://data.giss.nasa.gov/gistemp/

Download references

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Correspondence to Glen P. Peters.

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Peters, G.P. Beyond carbon budgets. Nature Geosci 11, 378–380 (2018). https://doi.org/10.1038/s41561-018-0142-4

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