Discuss Guns, germs, and Steel – geographic determinism / racially irrelevant development of civilizations/ continental differences in plant and animal domestication and technological development / types of plant and animal domestication, food production and their its on a civilization’s growth / importance of trade and technological exchange / transition from animal to human and the spread and immunity to disease / governmental centralization, population density, and the growth of a civilization / how lifestyle and behavior impact an environment / More information (1,2)