Columbia subject headings:
Conservation of natural resources--United States.
Public-private sector cooperation--United States.
Recycling (Waste, etc.)--United States.
Waste minimization--United States.
Harvard subject headings:
Conservation of natural resources--United States.
Public-private sector cooperation--United States.
Recycling (Waste, etc.)--United States.
Waste minimization--United States.
Princeton subject headings:
Conservation of natural resources--United States.
Public-private sector cooperation--United States.
Recycling (Waste, etc.)--United States.
Waste minimization--United States.