A Fundamental Principle

West Hills Unitarian Universalist Fellowship
West Hills Unitarian Universalist Fellowship
A Fundamental Principle
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“When an activity raises threats of harm to the environment or human health, precautionary measures should be taken even if some cause and effect relationships are not fully established scientifically.” This presentation, inspired by professional interest and personal impact related to the recent and ongoing crisis over Portland air quality, explores principles of precaution and foresight including – how do we decide when we don’t know for sure?