What other impacts do complex civilizations have on the environment?

How is the concept of civilization a useful construct, and how is it not? It is useful when comparing to civilizations to each other. It is not useful when comparing a civilization and an uncivilized social order. ... Civilizations have a food surplus, city, is specialization of labor, and a social government form.

Answer(a) cheap enough for small shops to purchase;

Ibelieve that is true! but go with your gut.good luck!