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Heavy metal toxicity to Lemna minor: studies on the time dependence of growth inhibition and the recovery after exposure.
Environmental concentrations of toxic substances are not necessarily constant but fluctuate over time. Periods of intense exposure might be followed by episodes with a relatively low or no exposure,Expand
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Perfluorooctanoic acid (PFOA) — main concerns and regulatory developments in Europe from an environmental point of view
BackgroundPerfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) are the most investigated substances of the group of per- and polyfluorinated chemicals (PFCs). Whereas for PFOSExpand
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The Grimsel Migration Experiment: field injection–withdrawal experiments in fractured rock with sorbing tracers
In the framework of the Migration Experiment at the Grimsel Test Site, Switzerland, breakthrough experiments with a conservative tracer, uranine, and sorbing cationic γ-emitting radionuclides (, , ,Expand
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