Columbia subject headings:
Ethnoecology--North America.
Indian philosophy--North America.
Indians of North America--Science.
Sustainable development--North America.
Sustainable living--North America.
Traditional ecological knowledge--North America.
Harvard subject headings:
Ethnoecology--North America.
Indian philosophy--North America
Indians of North America--Science.
Sustainable development--North America.
Sustainable living--North America.
Traditional ecological knowledge--North America.
Princeton subject headings: