This course is a broad introduction to applied risk assessment for environmental professionals. Course material will cover Human Health Risk Assessment and Ecological Risk Assessment including conceptual models, risk characterization, uncertainty analysis, and risk perception and communication. Through specific examples, students will understand how to apply the theoretical concepts to conduct "quantitative" and "semi-quantitative" risk assessments as required under provincial regulations, and to communicate the results to a variety of stakeholders, including managers, regulators and the general public.