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Nature 573, 344-345 (2019)
doi: https://doi.org/10.1038/d41586-019-02716-z
This article is part of Covering Climate Now, a global collaboration of more than 250 media outlets to highlight the issue of climate change.
Updates & Corrections
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Correction 17 September 2019: An earlier version of this article misstated the energy consumption of hunter-gatherers; it is 5–6 gigajoules per year. This has now been corrected.
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