Retraction note to: Journal of Ecology and Environment 45: 29 (2021)

The Editor-in-Chief has retracted this article. This article published in Journal of Ecology and Environment 45: 29 (DOI 10.1186/s41610-021-00208-8), is a duplicated version of another article, “Major environmental factors and traits of invasive alien plants determine their spatial distribution: a case study in Korea” written by the same authors and published in the same journal. We apologize to the readers of the journal for this duplicated publication which occurred during the publishing process and we acknowledge that the duplication was not associated with the authors of the original manuscript. To cite this article, the earlier and original publication should be used: Journal of Ecology and Environment 45: 18 (DOI 10.1186/s41610-021-00196-9). The duplicated version will be retracted from the BMC website which is the DOI provider for both articles.