Assumedly made by the author of The climate of retrograde Earth (<a href="https://esd.copernicus.org/articles/9/1191/2018/" rel="nofollow">https://esd.copernicus.org/articles/9/1191/2018/</a>) with some discussion at <a href="https://news.ycombinator.com/item?id=21295729">https://news.ycombinator.com/item?id=21295729</a>, but with much better graphic and much more detailed Koppen climate map.