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Climate tipping points — too risky to bet against

The growing threat of abrupt and irreversible climate changes must compel political and economic action on emissions.
Timothy M. Lenton is director of the Global Systems Institute, University of Exeter, UK.
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Johan Rockström is director of the Potsdam Institute for Climate Impact Research, Germany.

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Owen Gaffney is a global sustainability analyst at the Potsdam Institute for Climate Impact Research, Germany; and at the Stockholm Resilience Centre, Stockholm University, Sweden.

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Stefan Rahmstorf is professor of physics of the oceans at the University of Potsdam; and head of Earth system analysis at the Potsdam Institute for Climate Impact Research, Germany.

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Katherine Richardson is professor of biological oceanography at the Globe Institute, University of Copenhagen, Denmark.

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Will Steffen is emeritus professor of climate and Earth System science at the Australian National University, Canberra, Australia.

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A plane flying over a river of meltwater on glacier in Alaska

An aeroplane flies over a glacier in the Wrangell St Elias National Park in Alaska. Credit: Frans Lanting/Nat Geo Image Collection

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Nature 575, 592-595 (2019)

doi: 10.1038/d41586-019-03595-0

References

  1. 1.

    Lenton, T. M. et al. Proc. Natl Acad. Sci. USA 105, 1786–1793 (2008).

  2. 2.

    IPCC. Global Warming of 1.5°C (IPCC, 2018).

  3. 3.

    IPCC. IPCC Special Report on the Ocean and Cryosphere in a Changing Climate (IPCC, 2019).

  4. 4.

    Cai, Y., Lenton, T. M., & Lontzek, T. S. Nature Clim. Change 6, 520–525 (2016).

  5. 5.

    Feldmann, J. & Levermann, A. Proc. Natl Acad. Sci. USA 112, 14191–14196 (2015).

  6. 6.

    Aschwanden, A. et al. Sci. Adv. 5, eaav9396 (2019).

  7. 7.

    Drijfhout, S. et al. Proc. Natl Acad. Sci. USA 112, E5777–E5786 (2015).

  8. 8.

    Lovejoy, T. E. & Nobre, C. Sci. Adv. 4, eaat2340 (2018).

  9. 9.

    Walker, X. J. et al. Nature 572, 520–523 (2019).

  10. 10.

    Rogelj, J., Forster, P. M., Kriegler, E., Smith, C. J. & Séférian, R. Nature 571, 335–342 (2019).

  11. 11.

    Steffen, W. et al. Proc. Natl Acad. Sci. USA 115, 8252–8259 (2018).

  12. 12.

    Schneider, T., Kaul, C. M. & Pressel, K. G. Nature Geosci. 12, 163–167 (2019).

  13. 13.

    Tan, I., Storelvmo, T. & Zelinka, M. D. Science 352, 224–227 (2016).

  14. 14.

    Rocha, J. C., Peterson, G., Bodin, Ö. & Levin, S. Science 362, 1379–1383 (2018).

  15. 15.

    Caesar, L., Rahmstorf, S., Robinson, A., Feulner, G. & Saba, V. Nature 556, 191–196 (2018).

Download references

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