Columbia subject headings:
Environmental degradation--Encyclopedias.
Environmental policy--Encyclopedias.
Ethnoecology--Encyclopedias.
Human ecology--Encyclopedias.
Harvard subject headings:
Environmental degradation--Encyclopedias.
Environmental policy--Encyclopedias.
Ethnoecology--Encyclopedias.
Human ecology--Encyclopedias.
Princeton subject headings:
Encyclopedias.
Environmental degradation--Encyclopedias.
Environmental policy--Encyclopedias.
Human ecology--Encyclopedias.
Indigenous peoples--Ecology--Encyclopedias.