1 Subjects: “...ecological realism...”

2 Subjects: “...process-function ecology...”

3 Subjects: “...ecological footprint...”

4 Subjects: “...ecological functional zone...”

5 Subjects: “...ecological safety...”

6 Subjects: “...ecological well-being changes...”

7 Subjects: “...ecological wellbeing...”

8 Subjects: “...ecological economics...”

9 Subjects: “...ecological building...”

10 Subjects: “...ecological operation...”

11 Subjects: “...microbial ecology...”

12 Subjects: “...microbial ecology...”

13 Subjects: “...microbial ecology...”

14 “... cycles. In recent years, the issues of ecology and energy security have become especially important...”

15 “... of conventional propulsion sources is justified by the increasingly stringent economic, ecological, and comfort...”

16 “..., such as green mining, ecological mining, energy-saving mining, and mining solid waste recycling, and have...”

17 “...; in fact, sustainable design is also imperative for ecological vehicles. The dynamics of vehicles have...”