Onal contaminant biomonitoring program from 1969 to

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Unformatted text preview: ent for long- term effects or for biomagnifica.on. FFDCA (Federal Food, Drug, and Cosme.c Act (FFDCA) protects the public from toxic residues at any level. All products that are ingested or may be absorbed through the skin are tested for pes.cide residues. PIC (Pior Informed Consent) addresses the export of pes.cides. Many countries do not have the kind of protec.ve laws we have or have low enforcement of their laws. PIC states that expor.ng countries must inform impor.ng countries of the restric.ons on the use of the pes.cide in the expor.ng country. This regula.on on interna.onal trade is administered and monitored by the UN. Trends in total DDT concentra.ons in whole fish sampled by the Na.onal Contaminant Biomonitoring Program from 1969 to 1986. Data are from U.S. Geological Survey, 1992. For the 90th (or 50th) percen.le concentra.on, 90 (or 50) percent of samples were below the concentra.on shown. Source: USGS How might popula.ons of pest species react to high exposure of pes.cides? (A)  We drive all pest species ex.nct (B)  Pest species are likely to evolve resistance (C)  Pest s...
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