| NOUN | state | biodegradable pollution | pollution that is rendered harmless by natural processes and so causes no permanent harm |
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| Meaning | pollution that is rendered harmless by natural processes and so causes no permanent harm. | |
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| Broader | pollution | undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities |
| Opposite | nonbiodegradable pollution | pollution that accumulates in the environment and may appear in the food chain |
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