A Spatial Polygons DataFrame SpatialPolygonsDataFrame
with 3 ecoregions of Mexico.
regions
A SpatialPolygonsDataFrame
with 3 features and 3 fields, which are:
Ecoregions identifier.
Dinerstein, E., Olson, D., Joshi, A., Vynne, C., Burgess, N. D., Wikramanayake, E., and Kindt, R. (2017). An Ecoregion-Based Approach to Protecting Half the Terrestrial Realm. BioScience, 67(6), 534?545. https://doi.org/10.1093/biosci/bix014 https://ecoregions2017.appspot.com