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. 2020 Dec 25;27(2):66–72. doi: 10.1097/MCP.0000000000000756

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Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Effects of COVID-19 on global CO₂ emissions. (a) Daily CO₂ emissions in 2019 and 2020 (7-day running mean); (b) global emissions aggregate different timing of effects in different regions (7-day running mean); (c) COVID-19 causes the largest annual decrease of CO₂ emission since 1900. Adapted from Liu et al.[38^▪▪] with permission.