Earth's Resources 1-2

Resources that can be replaced relatively quickly by Earth's natural processes

• Renewable resources

• Nonrenewable resources

Resources that cannot be replaced quickly by Earth's natural processes

• Renewable resources

• Nonrenewable resources

Switching the types of crops you plant in a particular field each year

• Crop rotation

• Terraces

• Tree lines

• Reforestation

Cutting out stairs on the side of a hill to plant crops on a flat surface

• Terraces

• Crop rotation

• Tree lines

• Desertification

Losing soil fertility and plant life (can be caused by lack of water or over-grazing)

• Desertification

• Deforestation

• Soil salting

• Fertilization

Removing large groups of trees

• Deforestation

• Reforestation

• Desertification

• Crop rotation

Planting trees in spots where previous trees were cut down

• Reforestation

• Deforestation

• Desertification

• Desalinization

Artificial waterways to bring water to areas that lack it

• Aqueducts

• Aquifers

• Desertification

• Desalinization

Water stored underground that can be accessed by wells

• Aquifers

• Aqueducts

• Quarries

• Lakes

The process of removing salt from seawater in order to get freshwater to use

• Desalinization

• Desaltification

• Deliquidation

• Desalting