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U. S. Environmental Protection Agency | US EPA From remediating contaminated sites to ensuring clean drinking water, what happens here improves human health and the environment for all Americans
Ecological Risk Assessment | US EPA - U. S. Environmental Protection Agency Protection of ecosystems from chemical, physical, or biological stressors Information from ecological risk assessments can be used by risk managers to: communicate with interested parties and the general public; limit exposure to the ecological stressor; negotiate remediation options with stakeholders; or
EPAG-002v4. qxd - U. S. Environmental Protection Agency The Environmental Protection Agency has an important role to play in developing the missing information on the condition of the nation’s ecosystems for use in such reports Better information about ecological condition also is a prerequisite for better decision-making ecological condition
Ecological Risk Assessment - US EPA Ecological risk assessments can be used to predict the likelihood of future effects (prospective) or evaluate the likelihood that effects are caused by past exposure to stressors (retrospective)
Guidelines for Ecological Risk Assessment - U. S. Environmental . . . To help improve the quality and consistency of the U S Environmental Protection Agency’s ecological risk assessments, EPA’s Risk Assessment Forum initiated development of these Guidelines The primary audience for this document is risk assessors and risk managers at EPA, although these Guidelines also may be useful to others outside the
Screening Level Ecological Risk Assessment Protocol For Hazardous Waste . . . Toxicity reference values identified in ecological effects assessment are used in risk characterization Ecological Risk Assessment: The process that evaluates the likelihood that adverse ecological effects may occur or are occurring as a result of exposure to one or more stressors