Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:ecoregion_classification_system
|
| gptkbp:alternativeName |
gptkb:EPA_ecoregions
|
| gptkbp:basisFor |
classification of ecological regions in the United States
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:creator |
gptkb:James_M._Omernik
|
| gptkbp:criteria |
climate
geology hydrology land use vegetation soil |
| gptkbp:firstPublished |
1987
|
| gptkbp:level |
Level I
Level II Level III Level IV |
| gptkbp:purpose |
environmental resource management
|
| gptkbp:usedBy |
gptkb:United_States_Geological_Survey
gptkb:United_States_Department_of_Agriculture gptkb:United_States_Environmental_Protection_Agency |
| gptkbp:bfsParent |
gptkb:EPA_Level_III_Ecoregions
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Omernik ecoregions
|