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An Ecosystem's Disturbance by a Pollutant
Date Submitted: 03/03/2002 20:41:47
Length: 36 pages (9971 words)
Views: 85094
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…not close to that which will affect the population. There is no good reason to suppose that there is a constant relationship for different pollutants or different species, between the dose needed to kill and that needed to impair an organism. Therefore, given the difficulties of studying an ecosystem, the most effective way to predict biological effects is likely to be by discerning the least exposure that produces a deleterious response in individual organisms (Moriarty, 1
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