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6 Cards in this Set
- Front
- Back
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pollution
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the presence of harmful substances in the environment.
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overpopulation
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Excessive population of an area to the point of overcrowding, depletion of natural resources, or environmental deterioration.
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renewable resource
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is one that can be used again and again or has an unlimited supply.
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nonrenewable resources
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is one that can be used only once.
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biodiversity
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The number and variety of organisms found within a specified geographic region.
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biodiversity
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The number and variety of organisms found within a specified geographic region.
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