| Similarity | Rank | |
|---|---|---|
| biogeography | 0.856 | 29552 |
| sedimentology | 0.846 | 67650 |
| hydrology | 0.837 | 36871 |
| quaternary | 0.835 | 24538 |
| geomorphological | 0.830 | 35722 |
| fluvial | 0.829 | 46476 |
| geomorphologist | 0.817 | 40113 |
| butzer | 0.812 | 66773 |
| climatology | 0.810 | 32206 |
| stratigraphy | 0.806 | 25414 |
| geochemistry | 0.803 | 30354 |
| landform | 0.792 | 18111 |
| vegetational | 0.790 | 55490 |
| goudie | 0.788 | 55167 |
| biogeographer | 0.784 | 76382 |
| floristic | 0.782 | 47280 |
| petrology | 0.775 | 42550 |
| metalliferous | 0.773 | 61214 |
| hydrological | 0.771 | 33169 |
| geophysics | 0.767 | 24324 |
| diagenetic | 0.761 | 29196 |
| mineralogy | 0.760 | 29244 |
| geophysical | 0.747 | 17368 |
| strahler | 0.747 | 56066 |
| geographer | 0.747 | 13066 |