The usefulness of ecotoxicological approaches to assess environmental impacts caused by oil spills

Abstract

Accidents involving oil spills have a high potential to cause catastrophic environmental impacts. However, the Brazilian legislation and guidelines to plan and determine response actions in case of oil accidents are vague and generally do not include the assessment of toxic effects of oil on the exposed biota and ecosystems. Therefore, such actions are unable to adequately assess the environmental effects of oil in the short, medium and long terms. Ecotoxicological methods consist of cost-effective and robust alternatives to identify and quantify the effects of oil on the exposed ecosystems. Such approaches should be incorporated into response actions in episodes of oil spills in aquatic environments

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