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… They can be conveyed for thousands of miles through air or water currents, and may be found in remote ecosystems far … to the presence of the chemical in the media: soil, air, water, sediment). Certain chemicals, such as POPs, are … the number of metres the sampling site is located to the right or left of the perpendicular, depending on the quadrant …

… of eutrophication on toxicity 33 5.2.7. Effects of pO₂ in water on toxicity 33 5.2.8. Effects of nutritional status on … of POP s between air and soil, and between air and water. Releases from environmental reservoirs such as soil, … are both relevant environmental stressors in their own right and that, in combination, they are both of greater harm …