| factor(noun, verb, influence, system, element) |
| abiotic(adjective, environment, ecology, ecosystem) |
| nature(noun, system, harmony, existence) |
| non-living nature(expression, nature, ecology, ecosystem) |
| terrestrial environment(expression, ecology, ecosystem, enviroment) |
| abiotic environment(expression, environment, ecology, ecosystem) |
| habitat(noun, environment, habitation, homeland) |
| living system(expression, system, ecology, ecosystem) |
| ecosystem(noun, system, ecology, enviroment) |
| environment(noun, nature, ecology, geography) |
| biology(noun, body, science, living) |
| biosphere(noun, biology, environment, sphere) |
| non-living condition(expression, condition, ecology, ecosystem) |
| ecology(noun, environment, science, society) |
| geology(noun, environment, science, structure) |
| climate(noun, environment, weather, factor) |
| evolution(noun, development, process, history) |
| influence(noun, verb, process, behavior, affection) |
| organism(noun, biology, ecology, living) |