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. 2022 Feb 16;17(2):e0263596. doi: 10.1371/journal.pone.0263596

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© 2022 Li et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 6 — (a) Fossil fuel reserves in the incremental ratio (2010~2020). (b) Petroleum sales in the incremental ratio (2010~2020). Note: Results for Chevron are not included in (b), since its data on chemical sales are not publicly disclosed. BP’s data on chemical sales in 2020 is not released.