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Rapid increase in dichloromethane emissions from China inferred through atmospheric observations

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Rapid increase in dichloromethane emissions from China inferred through atmospheric observations. / An, Minde; Western, Luke M.; Say, Daniel et al.
In: Nature Communications, Vol. 12, No. 1, 7279, 14.12.2021.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

An, M, Western, LM, Say, D, Chen, L, Claxton, T, Ganesan, AL, Hossaini, R, Krummel, PB, Manning, AJ, Mühle, J, O’Doherty, S, Prinn, RG, Weiss, RF, Young, D, Hu, J, Yao, B & Rigby, M 2021, 'Rapid increase in dichloromethane emissions from China inferred through atmospheric observations', Nature Communications, vol. 12, no. 1, 7279. https://doi.org/10.1038/s41467-021-27592-y

APA

An, M., Western, L. M., Say, D., Chen, L., Claxton, T., Ganesan, A. L., Hossaini, R., Krummel, P. B., Manning, A. J., Mühle, J., O’Doherty, S., Prinn, R. G., Weiss, R. F., Young, D., Hu, J., Yao, B., & Rigby, M. (2021). Rapid increase in dichloromethane emissions from China inferred through atmospheric observations. Nature Communications, 12(1), Article 7279. https://doi.org/10.1038/s41467-021-27592-y

Vancouver

An M, Western LM, Say D, Chen L, Claxton T, Ganesan AL et al. Rapid increase in dichloromethane emissions from China inferred through atmospheric observations. Nature Communications. 2021 Dec 14;12(1):7279. doi: 10.1038/s41467-021-27592-y

Author

An, Minde ; Western, Luke M. ; Say, Daniel et al. / Rapid increase in dichloromethane emissions from China inferred through atmospheric observations. In: Nature Communications. 2021 ; Vol. 12, No. 1.

Bibtex

@article{ad75dc5f8db9434c98396bbe03bdd211,
title = "Rapid increase in dichloromethane emissions from China inferred through atmospheric observations",
abstract = "With the successful implementation of the Montreal Protocol on Substances that Deplete the Ozone Layer, the atmospheric abundance of ozone-depleting substances continues to decrease slowly and the Antarctic ozone hole is showing signs of recovery. However, growing emissions of unregulated short-lived anthropogenic chlorocarbons are offsetting some of these gains. Here, we report an increase in emissions from China of the industrially produced chlorocarbon, dichloromethane (CH2Cl2). The emissions grew from 231 (213–245) Gg yr−1 in 2011 to 628 (599–658) Gg yr−1 in 2019, with an average annual increase of 13 (12–15) %, primarily from eastern China. The overall increase in CH2Cl2 emissions from China has the same magnitude as the global emission rise of 354 (281−427) Gg yr−1 over the same period. If global CH2Cl2 emissions remain at 2019 levels, they could lead to a delay in Antarctic ozone recovery of around 5 years compared to a scenario with no CH2Cl2 emissions.",
author = "Minde An and Western, {Luke M.} and Daniel Say and Liqu Chen and Tom Claxton and Ganesan, {Anita L.} and Ryan Hossaini and Krummel, {Paul B.} and Manning, {Alistair J.} and Jens M{\"u}hle and Simon O{\textquoteright}Doherty and Prinn, {Ronald G.} and Weiss, {Ray F.} and Dickon Young and Jianxin Hu and Bo Yao and Matthew Rigby",
year = "2021",
month = dec,
day = "14",
doi = "10.1038/s41467-021-27592-y",
language = "English",
volume = "12",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",

}

RIS

TY - JOUR

T1 - Rapid increase in dichloromethane emissions from China inferred through atmospheric observations

AU - An, Minde

AU - Western, Luke M.

AU - Say, Daniel

AU - Chen, Liqu

AU - Claxton, Tom

AU - Ganesan, Anita L.

AU - Hossaini, Ryan

AU - Krummel, Paul B.

AU - Manning, Alistair J.

AU - Mühle, Jens

AU - O’Doherty, Simon

AU - Prinn, Ronald G.

AU - Weiss, Ray F.

AU - Young, Dickon

AU - Hu, Jianxin

AU - Yao, Bo

AU - Rigby, Matthew

PY - 2021/12/14

Y1 - 2021/12/14

N2 - With the successful implementation of the Montreal Protocol on Substances that Deplete the Ozone Layer, the atmospheric abundance of ozone-depleting substances continues to decrease slowly and the Antarctic ozone hole is showing signs of recovery. However, growing emissions of unregulated short-lived anthropogenic chlorocarbons are offsetting some of these gains. Here, we report an increase in emissions from China of the industrially produced chlorocarbon, dichloromethane (CH2Cl2). The emissions grew from 231 (213–245) Gg yr−1 in 2011 to 628 (599–658) Gg yr−1 in 2019, with an average annual increase of 13 (12–15) %, primarily from eastern China. The overall increase in CH2Cl2 emissions from China has the same magnitude as the global emission rise of 354 (281−427) Gg yr−1 over the same period. If global CH2Cl2 emissions remain at 2019 levels, they could lead to a delay in Antarctic ozone recovery of around 5 years compared to a scenario with no CH2Cl2 emissions.

AB - With the successful implementation of the Montreal Protocol on Substances that Deplete the Ozone Layer, the atmospheric abundance of ozone-depleting substances continues to decrease slowly and the Antarctic ozone hole is showing signs of recovery. However, growing emissions of unregulated short-lived anthropogenic chlorocarbons are offsetting some of these gains. Here, we report an increase in emissions from China of the industrially produced chlorocarbon, dichloromethane (CH2Cl2). The emissions grew from 231 (213–245) Gg yr−1 in 2011 to 628 (599–658) Gg yr−1 in 2019, with an average annual increase of 13 (12–15) %, primarily from eastern China. The overall increase in CH2Cl2 emissions from China has the same magnitude as the global emission rise of 354 (281−427) Gg yr−1 over the same period. If global CH2Cl2 emissions remain at 2019 levels, they could lead to a delay in Antarctic ozone recovery of around 5 years compared to a scenario with no CH2Cl2 emissions.

U2 - 10.1038/s41467-021-27592-y

DO - 10.1038/s41467-021-27592-y

M3 - Journal article

VL - 12

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 7279

ER -