“compromised editorial handling and peer review process.

“became aware of possible systematic manipulation and other issues such as plagiarism, image duplication, and authorship issues in a number of articles published in Special Issues

“pertaining to this peer-review manipulation scheme are now almost complete, and Guest Editor checks were further tightened to enable detection of issues as soon as possible.

“[s]ystematic, coordinated, and widespread manipulation of the peer-review process.

“one more retraction is coming

“Given the rise in submissions across the research publishing ecosystem and other changes seen in recent years, the investment made by the academic publishing industry to ensure research integrity is higher than ever.

“he has been sending batches of concerning papers to the journal since April 2025.

“the study authors explain that they deliberately chose to use the older and now retracted CMIP5 climate models because many of the newer CMIP6 models produced warming responses that appeared unrealistically sensitive to greenhouse gases