| Answer | Crossword Clue |
|---|---|
| ECOL | Earth science: Abbr. |
| GEOL | Earth science: Abbr. |
| ECOL | Earth science (Abbr.) |
| GEOL | Science of the earth: Abbr. |
| GEOD | Science of earth measurement: Abbr. |
| GEOL | Science which treats of the earth: Abbr. |
| GEOL | Science of the history of the earth: abbr. |
