Changes people have made in the natural world; how people impact the natural world and how the natural world impacts people

An example of human-environment interaction where flat areas are built into a mountain to allow for agricultural use.

the area of land drained by a river and its branches

Tectonic plates are large sections of Earth's solid crust that is separated into plates and moves over the mantle.

an economic and political system where property is owned by the entire country (or state).

An area of the world with little to no rain.

characteristics of a group of people such as traditions, beliefs, values, norms, and symbols.

regions of the world with similar climate, animals and plants

A body of rock that can hold or allow groundwater to pass

a relatively high level of cultural and technological development; specifically: the stage of cultural development at which writing and the keeping of written records is attained