Columbia subject headings:
City planning--Italy--Venice--History.
Flood control--Italy--Venice--History.
Water levels--Italy--Venice, Lagoon of--History.
Harvard subject headings:
Human ecology--Italy--Venice, Lagoon of--History.
Political ecology--Italy--Venice, Lagoon of--History.
Social ecology--Italy--Venice, Lagoon of--History.
Urban ecology (Sociology)--Italy--Venice, Lagoon of--History.
Venice, Lagoon of (Italy)--Civilization.
Princeton subject headings:
City planning--Italy--Venice--History.
Flood control--Italy--Venice--History.
Water levels--Italy--Venice, Lagoon of--History.