Which of the following is not one of the six essential elements of geography? a. human systems b. movement c. places and regions d. environment and society

How are farmers that use no plow farming methods able to improve air quality for the people around the fram

Name two factors that, "power of magnetic field " of earth.

Ascientist makes a map using gis. one layer is an aerial photograph of farmland. other layers show water level changes and how crop cover has changed over time. what might the scientist be studying?