1 Subjects: “...vegetation history...”

2 Subjects: “...History...”

3 Subjects: “...The Earth: natural history: general interest...”

4 Subjects: “...Resilience;Urban History; Sustainable Development; Urban Nature; Political Ecology; International...”

5 Subjects: “...;The Earth: natural history: general interest;Earth sciences;Environmental science, engineering...”

6 Subjects: “...natural history museums...”

7 Subjects: “...History of engineering and technology / bicssc...”

8 Subjects: “...history of Catholicism in the United States...”

9 Subjects: “...history...”

10 Subjects: “...wetland management history...”

11 Subjects: “...History of engineering and technology / bicssc...”

12 Subjects: “...Forest History...”

13 Subjects: “...history of treeline research...”

14 Subjects: “...demographic history...”

15 “... of the knowledge of environmental history to conscious and efficient environment conservation and management...”