Columbia subject headings:
Environmental law--Congresses.
Environmental policy--Congresses.
Harvard subject headings:
Economic development--Environmental aspects--Congresses
Economic development--Environmental aspects--International cooperation--Congresses.
Economic law, International--Congresses.
Environmental policy--Congresses
Environmental protection--Congresses
Environmental protection--International cooperation--Congresses
Sustainable development--Congresses
Princeton subject headings:
Economic development--Environmental aspects--Congresses.
Environmental law, International--Congresses.
Forest management--Congresses.