1 Subjects: “...social-ecological system theory...”

2 Subjects: “...ecological emotions...”

3 Subjects: “...Development economics and emerging economies;Applied ecology;The Earth: natural history: general...”

4 Subjects: “...ecological niche theory...”

5 Subjects: “...ecological niche dynamics...”

6 Subjects: “...ecological framework...”

7 Subjects: “...industrial ecology...”

8 Subjects: “...ecological stance...”

9 Subjects: “...grounded theory...”

10 Subjects: “...similarity theory...”

11 Subjects: “...bio-ecological...”

12 Subjects: “...ecology...”

13 Subjects: “...ecology...”

14 Subjects: “...restoration ecology...”

15 Subjects: “...ecological environment...”

16 Subjects: “...social-ecological systems...”

17 Subjects: “...human health, human-nature connection theory...”

18 Subjects: “...ecological economics...”

19 Subjects: “...ecological wellbeing...”