Natural hazards

• What factors affect how bad a natural hazard is?


  frequency, predictability, magnitude
• What is the difference between a natural hazard and a natural disaster?

  A natural hazard is a potential event; a disaster has occurred
• What is an example of a natural hazard?

  A tropical storm or a volcano
• What are the two main types of natural hazards?

  Geological hazards and meteorological hazards
• What causes geological hazards?

  Land and tectonic processes
• What causes meteorological hazards?

  Weather and climate
• Give an example of a geological hazard.

  Volcanoes, earthquakes, or landslides
• Give an example of a meteorological hazard.

  Tropical storms
• What factors affect the hazard risk from natural hazards?

  Population, income level, and coping capacity
• How does a country's income level affect its hazard risk?

  High income countries can cope better
• What are natural factors that affect hazard risk?

  Type, frequency, magnitude, and geography
• What is a primary effect of natural hazards?

  The immediate impact after the event
• What are examples of primary effects?

  Building destruction, deaths, and injuries
• What is a secondary effect of natural hazards?

  Consequences that occur later due to primary effects
• What are examples of secondary effects?

  Spread of diseases and economic weakening
• What immediate responses are taken after a natural hazard?

  Evacuating, treating injured, and providing aid
• What are long-term responses to a natural hazard?

  Repairing infrastructure and improving plans
• How can Hawaii benefit economically from natural hazards?

  By promoting their volcanoes for tourism
• What are the primary and secondary effects of natural hazards?

  Primary effects:

  • Immediate impacts (e.g., destruction, injuries)

  
  

  Secondary effects:

  • Consequences that occur later (e.g., disease spread, economic impact)
• What are the immediate and long-term responses to natural hazards?

  Immediate responses:

  • Evacuating people
  • Treating the injured
  • Providing temporary aid

  
  

  Long-term responses:

  • Repairing infrastructure
  • Improving forecasting and monitoring
  • Promoting tourism