Woodland and tree canopy information has been created from historic SAF declarations, the National Tree Map (NTM) (on bluesky-world.com) and National Forest Inventory datasets.
Daw’r wybodaeth am goetiroedd a’r canopi coed o hen ddatganiadau SAF, y Map Coed Cenedlaethol (ar bluesky.world.com) a setiau data Rhestr y Goedwig Genedlaethol.