Human Impact on Earth

What is the process by which cities grow and develop?

• Deforestation

• Urbanization

• Desertification

• Erosion

What is the term for the rapid depletion of plant life and the loss of topsoil caused by a combination of drought and the overexploitation of grasses and other vegetation by people?

• Deforestation

• Urbanization

• Desertification

• Erosion

What is the term for the movement of sediment from one place to another by gravity, water, wind, and ice?

• Water Erosion

• Ice Erosion

• Wind Erosion

• Urbanization

What is the term for the measure of the condition of water relative to the environment?

• Air Quality

• Water Quality

• Surface Flow

• Liquid to Gas

What is the term for the removal of a forest or section of trees for human use?

• Deforestation

• Urbanization

• Desertification

• Erosion

What is the term for the process of converting waste materials into reusable materials?

• Recycling

• Composting

• Incineration

• Landfill

What is the term for the contamination of air, water, or soil by substances that are harmful to living organisms?

• Pollution

• Deforestation

• Desertification

• Erosion

What is the process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture?

• Urbanization

• Deforestation

• Desertification

• Erosion

What is the process of wearing away of the topsoil by natural physical forces such as wind and water?

• Urbanization

• Deforestation

• Desertification

• Erosion

What is the process by which water, ice, wind, or gravity moves weathered rock or soil?

• Deposition

• Erosion

• Weathering

• Compaction