Columbia subject headings:
City planning--United States--Congresses.
Environmental policy--United States--Congresses.
Human settlements--United States--Congresses.
Harvard subject headings:
Architecture and society--United States--Congresses.
Architecture--Human factors--United States--Congresses.
City planning--United States--Congresses
Environmental policy--United States--Congresses
Environmental protection--United States--Congresses
Human settlements--United States--Congresses.
Princeton subject headings:
City planning--United States--Congresses.
Environmental policy--United States--Congresses.
Human settlements--United States--Congresses.