Columbia subject headings:
Forests and forestry--Economic aspects.
Forests and forestry--Environmental aspects.
Logging--Economic aspects.
Logging--Environmental aspects.
Harvard subject headings:
Forest products industry--Economic aspects.
Forest products industry--Environmental aspects.
Forests and forestry--Economic aspects
Forests and forestry--Environmental aspects.
Logging--Economic aspects.
Logging--Environmental aspects
Princeton subject headings:
Forests and forestry--Economic aspects.
Forests and forestry--Environmental aspects.
Logging--Economic aspects.
Logging--Environmental aspects.