why is landscaped so varied?

Landscape are the form of land with different innovations and designs. It is also an artof decorating and gardening on the land. It is very much needed because it deals with the relationship between people and environment. It ensures better results such as less pollution, low utilization of resources, supports recycling, etc. It includes plantation and afforestation that preserve nature. It controls all resources management like water, soil, air, etc. It provides a outdoor recreation too.