biodegradable pollution

English Thesaurus

1. pollution that is rendered harmless by natural processes and so causes no permanent harm (noun.state)

hypernym	:	pollution,
definition	:	undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities (noun.state)

antonym	:	nonbiodegradable pollution,
definition	:	pollution that accumulates in the environment and may appear in the food chain (noun.state)

antonym	:	nonbiodegradable pollution,
definition	:	pollution that accumulates in the environment and may appear in the food chain (noun.state)