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Risky Business: Navigating Environmental Threats and Perceptions

Explore the complexities of risk perception in environmental matters, including definitions and factors influencing risk assessment. Learn the relationship between toxicity and exposure, and ponder questions on emotion, scale, type, and certainty.

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Risky Business: Navigating Environmental Threats and Perceptions

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  1. Floods, Fatalities and Fear Risky Business Environmental & Technology Council of Maine November 19, 2015

  2. Diane Silverman, TRC Andrew Smith, MECDC Patrick Gwinn, Integral Michael Belliveau, EHSC Robert Gerber, Ransom The Lineup

  3. Definitions….. Risk: a probability or threat of damage, injury, or other negative occurrence Risk Perception: subjective judgment about the severity and/or probability of a risk

  4. Risk = Toxicity x Exposure • Toxicity • Inherent to chemical structure • Non-zero, but uncertain • Exposure • Can vary widely • May be controllable

  5. Things to Ponder • Who? emotional or objective • How many? individual vs. population • What type? voluntary or involuntary • How certain? confidence vs. conjecture

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