environmental stressor. Any physical, chemical, or biological object that can induce an adverse response is called a stressor. Stressors may unfavorably affect specific natural resources or whole ecosystems, such as plants and animals, as well as the environment to whom with which they interact. Risk assessment is done to illustrate the nature and extent of health risks to humans (e.g., residents, workers) and ecological receptors (e.g., birds, wildlife) from chemical pollutants and other stressors that may…
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