Radience

Earth's Resources

Science

Watch Lesson: Earth's Resources

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the careful management and use of resources
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an energy source made of the remains of organisms that lived long ago, like coal or oil
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a natural resource that is consumed faster than it can be created
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adding harmful substances to the land, water or air
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a resource that is replaced by nature more quickly than it is consumed
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any material that can be used to meet a need
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