 The Copernicus Global Land Cover Layers were updated in May 2019, providing users with a higher level of accuracy and detail. The new version included improvements such as aligning with the Sentinel-2 satellite system using better auxiliary data and refining the biome delineation process. Additionally, the product documentation was made available for users to access. This article was authored by Marcel Bacorn, Myroslav Elisiv, Nandan Erdent, Senbezer, and others.