| competitive exclusion principle(expression, nature, feature, environment) |
| complex ecological relationship(expression, nature, feature, environment) |
| complexity of ecological crisis(expression, nature, feature, environment) |
| comprehensive ecological study(expression, nature, feature, environment) |
| concept of ecological complexity(expression, nature, feature, environment) |
| concept of ecological extinction(expression, nature, feature, environment) |
| concept of ecological fallacy(expression, nature, feature, environment) |
| concept of ecological pyramid(expression, nature, feature, environment) |
| concept of ecological resilience(expression, nature, feature, environment) |
| concept of ecological stability(expression, nature, feature, environment) |
| connectivity ontology(expression, nature, feature, environment) |
| consequences of ecological engineering(expression, nature, feature, environment) |
| consideration of ecological anthropology(expression, nature, feature, environment) |
| contemporary ecological anthropology(expression, nature, feature, environment) |
| contemporary ecological crisis(expression, nature, feature, environment) |
| context(noun, atmosphere, climate, ambient, clime) |
| contexture(noun, atmosphere, context, climate, ambient) |
| continuum concept(expression, nature, feature, environment) |
| control ecological stability(expression, nature, feature, environment) |
| core(noun, being, essence, quiddity, essentiality) |