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Could Bitcoin emissions push global warming above 2 °C?

Matters Arising to this article was published on 28 August 2019

The Original Article was published on 29 October 2018

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Data availability

The authors declare that all data supporting the findings of this study are available in the article, the Supplementary Information and in ref. 1.


  1. Mora, C. et al. Bitcoin emissions alone could push global warming above 2 °C. Nat. Clim. Change 8, 931–933 (2018).

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  4. Croman, K. et al. in Lecture Notes in Computer Science: Financial Cryptography and Data Security Vol. 9604 (eds Clark, J. et al.) 106–125 (Springer, 2016).

  5. Decker, C. With 100% segwit transactions, what would be the max number of transaction confirmation possible on a block? Bitcoin Stack Exchange (2018).

  6. Dittmar, L. & Praktiknjo, A. The electricity intensity of Bitcoin mining. In 41st International Conference of the IAEE (IAEE, 2018);

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Correspondence to Lars Dittmar or Aaron Praktiknjo.

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Supplementary information

Supplementary Information

Supplementary Fig. 1, Table 1 and references.

Supplementary Data 1

Excel file that reproduces the results from the mean values of ref. 1.

Supplementary Data 2

R script provided by Mora et al. with additional code added to track electricity consumption.

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Dittmar, L., Praktiknjo, A. Could Bitcoin emissions push global warming above 2 °C?. Nat. Clim. Chang. 9, 656–657 (2019).

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