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biological magnification |
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biological magnification [‚bī·ə¦läj·ə·kəl ‚mag·nə·fə′kā·shən] (ecology) The increasing concentration of toxins from pesticides, herbicides, and various types of waste in living organisms that accompanies cycling of nutrients through the trophic levels of food webs. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Finally, there were known links to human health effects at exposures of concern (arsenic, mercury), and/or there was growing concern about potential health effects due to widespread or increasing exposure (arsenic, mercury, MTBE, phthalates) and potential for biomagnification in the food chain or accumulation in humans (mercury). Formation of methyl-mercury in aquatic environments leads to biomagnification and neurotoxicity in consuming mammals. Biomagnification, long persistence in the environment, carcinogenicity--all these allegations have been refuted. |
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