Columbia subject headings:
Harvard subject headings:
Indians of North America--Northwest Territories--Mackenzie Valley.
Mackenzie Valley Pipeline (N.W.T.)--Economic aspects.
Mackenzie Valley Pipeline (N.W.T.)--Environmental aspects.
Métis--Northwest Territories--Mackenzie Valley.
Princeton subject headings:
Indians of North America--Northwest Territories--Mackenzie Valley.
Mackenzie Valley pipeline--Economic aspects.
Mackenzie Valley pipeline--Environmental aspects.