Columbia subject headings:
City planning--Environmental aspects--United States.
Sustainable development--United States.
Urban ecology (Sociology)--United States.
Harvard subject headings:
City planning--Environmental aspects--United States.
Sustainable development--United States
Urban ecology (Sociology)--United States
Princeton subject headings:
City planning--Environmental aspects--United States.
Sustainable development--United States.
Urban ecology (Sociology)--United States.