During the start of the Neolithic Revolution agriculture was finally started, and it was all over the world. With this, more food came from farming and doing agriculture, than with hunting and gathering. This led to more permanent homes and villages. During this time things like technology and specialized workers were also coming into play.
With the start of the second agricultural revolution, new specialized jobs were created and new settlements. People started writing and trading as well. We also cock our own food with fire.
FInally, we have settled!
During the start of the Green Revolution, a huge technological advancemant was made, the steel plow. This job made farming a lot easier and faster and more efficiently. This lead to huge food prodduction gains.