| G | Geography (General); Atlaseses; Maps | |
| GA | Mathematical geography; Cartography | |
| GB | Physical geography | |
| GC | Oceanography | |
| GE | Environmental Sciences | |
| GF | Human ecology; Anthropogeography | |
| GN | Anthropology | |
| GR | Folklore | |
| GT | Manners and customs (General) | |
| GV | Recreation; Leisure |