| reuse(noun, nature, feature, environment) |
| cytology(noun, biology, study, science) |
| environmental science(noun, expression, biology, study, science) |
| genetic science(noun, expression, biology, study, science) |
| molecular biology(noun, expression, biology, study, science) |
| space biology(noun, expression, biology, study, science) |
| zoological science(noun, expression, biology, study, science) |
| Barker's work(expression, nature, feature, environment) |
| Gibson's theory(expression, nature, feature, environment) |
| Gibsonian approach(expression, nature, feature, environment) |
| active ecological network(expression, nature, feature, environment) |
| adoption of ecological economics(expression, nature, feature, environment) |
| alpha(noun, being, essence, quiddity, essentiality) |
| animal extinction(expression, nature, feature, environment) |
| animal overpopulation(expression, nature, feature, environment) |
| approach to ecological crisis(expression, nature, feature, environment) |
| aquatic resilience(expression, nature, feature, environment) |
| aspect(noun, being, essence, quiddity, essentiality) |
| assisting ecological succession(expression, nature, feature, environment) |
| astrobiology(noun, biology, study, science) |