@machadomurilo

Here are the data source of the CO layer:

ED10CDDA-B487-4A28-8404-A5D947B57553.jpeg

See more explanation from @af4ex :

https://community.windy.com/topic/5199/what-is-source-of-data-on-co-ozone-and-so2-and-are-measurements-ground-level-or-column-or/3