Columbia subject headings:
Architecture--Environmental aspects--Congresses.
City planning--Environmental aspects--Congresses.
Urban ecology (Sociology)--Congresses.
Urbanization--Environmental aspects--Congresses.
Harvard subject headings:
Architecture--Environmental aspects--Congresses
City planning--Environmental aspects--Congresses
Urban ecology (Sociology)--Congresses
Urbanization--Environmental aspects--Congresses.
Princeton subject headings:
Architectural design--Congresses.
Architecture--Environmental aspects--Congresses.
Public spaces--Congresses.050.