Natural Hazards: Crash Course Geography #27 | Summary and Q&A

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September 20, 2021
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Natural Hazards: Crash Course Geography #27

TL;DR

Natural hazards are driven by physical processes, but it is the impact on humans that turns them into natural hazards.

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Questions & Answers

Q: What is the difference between a natural event and a natural hazard?

A natural event refers to a physical process, such as a flood or earthquake, while a natural hazard is a natural event that poses a threat to human systems and people.

Q: How do geographers evaluate hazards?

Geographers evaluate hazards by looking at dimensions such as magnitude, frequency, duration, spatial extent, and spatial concentration.

Q: How do social systems contribute to vulnerability?

Factors such as wealth, education, social organization, and advanced technology can reduce vulnerability to hazards. For example, a strong sense of community can foster social resilience, helping a community recover faster from a disaster.

Q: Why is resilience important in disaster risk management?

Resilience allows a system to absorb shocks and disturbances while maintaining its current functioning and bouncing back from adverse events. Building resilience is an important aspect of disaster preparedness and recovery.

Summary & Key Takeaways

  • The world consists of physical, biological, and social systems, and understanding the interaction between these systems is crucial to understanding natural hazards.

  • Natural hazards have two main components: the physical event or process and the potential impact on humans.

  • Vulnerability to natural hazards is affected by factors such as wealth, education, social organization, and advanced technology.

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