Framework for ecological risk assessment

摘要: Increased interest in ecological issues such as global climate change, habitat loss, acid deposition, reduced biological diversity, and the impacts of pesticides toxic chemicals prompts this U.S. Environmental Protection Agency (EPA) report, A Framework for Ecological Risk Assessment ('Framework Report'). The report describes basic elements, or a framework, evaluating scientific information on adverse effects physical chemical stressors environment. framework offers starting principles simple structure guidance current risk assessments foundation future EPA proposals assessment guidelines.