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. 2020 Mar 25;6(13):eaay6792. doi: 10.1126/sciadv.aay6792

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Copyright © 2020 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 4 — Square, carbon penalty; circle, forest carbon rental; black, RCP 1.9; red, RCP 2.6; green, RCP 3.4; blue, RCP 4.5; orange, RCP 6.0.