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Planet
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paper and other garbage on the ground
Litter
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a place for people to leave garbage
Garbage dump
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the animals and birds living in a place
Wildlife
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something that makes water, air, or land dirty
Pollution
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the world around us
The environment
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to hurt something or do something bad to it
Damage
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to make a place clean and without litter and pollution
Clean up
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a very large, round rock in space that goes around the sun, for example Earth or Mars
Planet
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