GG231 Study Guide - Midterm Guide: Mudflow, Pyroclastic Flow, Volcanic Glass
Document Summary
Risk the product of the probability of a hazardous event and the expected damage if the event does occur. Hazard (natural) a natural process that poses potential threat to people and property. Disaster a brief event that causes great damage or loss of life in a limited geographic area. The first two weeks after a disaster are the period of emergency, during which normal activities cease or are changed. In the restoration phase which typically lasts several months, normal activities return, although perhaps not at pre-disaster levels. Finally during reconstruction the capital stock is replaced, major new construction is completed and normal activities return. Types of disasters: natural hazards atmospheric hydrological geological biological, technological hazards hazardous materials destructive processes devices, machines installations sector, organization, violence and war hazards. Weapons release of dangerous natural forces release of dangerous technological forces armed forces and weapon systems strategies and tactics.