Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
geochemical cycle  | |
|---|---|
| NT | carbon cycle |
| RT | carbon |
| cycles | |
| Gaia hypothesis | |
| geochemistry | |
| metals | |
| migration of elements | |
| nitrogen | |
| oxygen | |
| sulfur | |
| SN | Before 1982, search cycles AND geochemistry. Added to Thesaurus in 1982. |