A natural process by which a water body uses microbes, which convert nonliving substances into protoplasm or cells, to purify itself from pollutants.
[Environmental Science and Technology; v26; 1864-1875; 1992.] [Environmental Science and Technology; v27; 1719-1728; 1993.] [Nature; v362; 592-593; 1993.]
Source: Atmospheric Chemistry Glossary
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