Answer: I would say region
Explanation: The definition for region is an area having definable characteristics but not always fixed boundaries.
Answer:
the common people of an ancient Greek state.
the populace as a political unit, especially in a democracy.
Explanation:
Human environment interaction are essentially the ways in which humans affect their environment and how they are affected by their environment. In Italy examples of this could be Italians who fish the Mediterranean coastal waters. Other examples could be Italians who farm or Italian factories which release pollutants into the environment. Any number of events could count as human environment interactions.