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science
chapter 3 section 1
Term | Definition |
---|---|
natural resource | something in the environment that is used by people |
renewable resource | a resource that is always available or replaced in a short time |
nonrenewable resource | resources that are not replaced in a useful time frame |
pollution | the contamination of Earth's land, water, or air |
environmental science | the study of natural process in the environment and how humans effect them |