Ligue des Bibliothèques Europeènnes de Recherche, groupe des Cartothécaires de LIBER
| Subject 4 | Physical geography (CCK-subject classification) |
|---|---|
| 41 | astronomy |
| 42 | planet earth |
| 43 | geophysics, geology, oceanography |
| 44 | geomorphology, soil sciences |
| 46 | hydrology, glaciology |
| 47 | climatology, meteorology |
| 48 | biogeography and ecology |
| Subject 4 | Division in sub-classes of Physical geography (CCK-subject classification) |
|---|---|
| 41/44 | geophysics, geology, geomorphology and soil sciences |
| 46/47 | hydrology, glaciology, climatology and meteorology |
| 48 | biogeography and ecology |