All our ancestors came from Africa at some point and later on, were spread out into the world that we now know today. The cause of having different skin color has to do with the lines of latitude and longitude. For example, people who are from the North and South tend to have more pale skin because the sun doesn’t hit there as much. But, people from East to West have much more of a darker skin color. People who live in between the tropics have much more of a darker skin color because sometimes when we create too much vitamin D it is bad. This ties in with the development of culture and societies because groups of people who share a geographic region tend to have a culture from their food and their knowledge.
The causes and effects of agriculture and the effects it had on human societies have changed us all. Agriculture had a great impact on human society because now there were surpluses of great amounts of food. And with more food surpluses there could be more people specializing in other things such as teaching. According to Jared Diamond, productive food can lead to better technology by, surplus amounts of food which then leads to focusing more into culture and politics without having everyone to farm, and how people can specialize in things. This later on brings inventions and