Potential Natural Vegetation (PNV) classes based on the map created by Hengl (2018) .
pnv_classes()Data frame (tibble object) with three columns:
ID_BIOME: an unique identification number for each biome.
description: string witha description of each biome.
colour: hexadecimal colour code used to represent each biome.
Hengl T (2018). “Global Maps of Potential Natural Vegetation at 1 km resolution.” doi:10.7910/DVN/QQHCIK .