Correction to: Asia-Pacific Journal of Atmospheric Sciences

https://doi.org/10.1007/s13143-022-00287-0

The article Recent Air Quality Deterioration on Weekends in Seoul, South Korea: a Focus on External Contribution, written by [Woosuk Choi, Chang-Hoi Ho, Jin-Woo Heo, Ka-Young Kim, Sang-Woo Kim and Jinwon Kim, was originally published electronically on the publisher’s internet portal on 10 August 2022 without open access. With the author(s)’ decision to opt for Open Choice the copyright of the article changed on 9 January 2023 to © The Author(s) 2023 and the article is forthwith distributed under a Creative Commons Attribution: This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

The original article has been corrected.