Columbia subject headings:
Environmental health--Planning--United States.
Environmental policy--United States.
United States. Environmental Protection Agency--Planning.
Harvard subject headings:
Environmental health--Planning--United States.
Environmental policy--United States
United States. Environmental Protection Agency--Planning.
United States. Environmental Protection Agency--Strategic planning.
Princeton subject headings:
Environmental health--United States--Planning.
Environmental policy--United States.
United States. Environmental Protection Agency--Planning.