Environmental Health - Toxic Substances Hydrology Program

Photo Galleries from Completed Investigations

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Midwestern stream following a recent rain event where samples were collected for the analysis of neonicotinoid insecticides. USGS scientists detected pulses of elevated neonicotinoid insecticide concentrations, that were associated with rainfall events during and shortly after crop planting. Photo: Dana Kolpin, USGS -- from the Pesticide Contamination and Environmental Exposure Investigation


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Page Last Modified: 30-Aug-2016 @ 02:19:18 PM EDT