| Clue | Source | Date |
|---|---|---|
| Studies of our own planet including its physical properties, such as geology (5,8) | ||
| Geophysics, seismology etc (5,8) | ||
| They gather insights about what we all live on | Irish Times Crosaire | 01 Apr 2023 |
| Geology and meteorology | Thomas Joseph | 22 Apr 2016 |