What is cultural communication in human geography?

Cultural communication is also called cultural diffusion. Refers to the process of human culture spreading from the cultural source or from one social group to another. It can be divided into direct communication and indirect communication. In the former, educated people usually spread some spiritual or material cultural contents directly through caravans and armies. , such as new agronomic techniques and inventions; The latter shows a complex cultural diffusion force, which mainly refers to a stimulating spread of a social group's civilized creation activities by borrowing the principle of foreign cultural characteristics.

It belongs to the research category of cultural geography, the main branch of human geography.