Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
surveys  | |
|---|---|
| NT | geochemical surveys |
| geophysical surveys | |
| soil surveys | |
| RT | exploration |
| geodesy | |
| geotraverses | |
| ground water | |
| hydrology | |
| maps | |
| soils | |
| survey organizations | |
| triangulation | |
| SN | As of 1981, restricted to actual surveying and its results. Before 1981, also used for the work of geological surveys. See survey organizations. This term may be used with ground water, hydrology, and geodesy. Also see geochemical surveys, geophysical sur |