| earth science(noun, expression, form, study, science) |
| geoscience(noun, study, treatment, science, knowledge) |
| science of the earth(noun, expression, form, study, science) |
| study(noun, form, science, field) |
| science(noun, form, study, type, knowledge) |
| structure(noun, study, treatment, science, knowledge) |
| branch of knowledge(noun, expression, form, study, science) |
| branch of scientific knowledge(noun, expression, form, study, science) |
| branch of study(noun, expression, form, study, science) |
| discourse(noun, study, treatment, science, knowledge) |
| science related to the planet earth(noun, science, education, earth) |
| science that deals with the earth(noun, science, education, earth) |
| scientific discipline(noun, expression, form, study, science) |
| scientific knowledge(noun, expression, study, treatment, science) |
| complex(noun, study, treatment, science, knowledge) |
| knowledge(noun, study, treatment, science) |
| natural science |
| phenomenon(noun, study, treatment, science, knowledge) |
| ecoregion |