The main reason for the diversity of natural zones in Eurasia?

The main reason for the diversity of the natural zones of Eurasia is that Eurasia lies in all climatic zones of the northern hemisphere. It turns out that on this continent there are all types of earth climate. In addition, the diversity of the natural zones of Eurasia is associated with the peculiarities of the structure of the continent. The formation of the natural zones of Eurasia is influenced by both zonal and azonal factors. But recently there has been an anthropogenic factor, since nature is increasingly influenced by the economic activities of people.