Columbia subject headings:
Cities and towns--Growth.
City planning--Environmental aspects.
Sustainable development.
Urban ecology (Sociology)
Harvard subject headings:
Princeton subject headings:
Architecture, Modern--20th century--Exhibitions.
Architecture, Modern--21st century--Exhibitions.
City planning--Environmental aspects--Exhibitions.
City planning--History--20th century--Exhibitions.
City planning--History--21st century--Exhibitions.