Unit 1 Review

You and the Environment


Pollution occurs when we introduce harmful materials into the Earth's atmosphere, land, and water.

There are three types:
Air, Land, and Water

Click the pictures below to learn about each type of pollution.

Rewnewable and Nonrenewable Resources

Renewable Resources: Resources that come from nature and can be replaced.

Nonrenewable Resources: Resources that are gone forever once we have used them up.

EPA: Environmental Protections Agency makes laws and procedures to protect the Earth from pollution so that we don't completely ruin or use up our renewable and nonrenewable resources.