the concept of a hazard in a geographical context Flashcards
What is a hazard
An extreme natural event in the crust of the earth that poses threat to life and property
What types of natural hazards are there
Geophysical e.g earthquakes
Atmospheric e.g wildfires
Hydrological e.g flooding
Economic determinants of hazard perception
Wealth of the individual
Development of country
Cultural determinants of perception
Education
Religion and beliefs
Experience
Mitigation definition
Sustained action taken to reduce or eliminate the long term risk to life and property from hazard events
Fatalism definitions
The viewpoint that hazards are uncontrollable and losses should be accepted
Prediction definition
Using research and past events to predict when hazards may next occur, allowing for prevention of any damage by responding to warnings
Adaptation
Attempting to live with hazards by adjusting lifestyles
Risk sharing definition
A form of community preparedness
Examples of short term response to hazards
Evacuating the population
Deploying emergency services
Providing aid
Examples of long term response to hazard
Risk management, preparedness, mitigation, evacuation plans, monitoring
What is meant by the distribution of hazards
The spatial coverage of the event locally or globally
Frequency
Distribution of the hazard events through time
Magnitude
Assesses and outlines the size of the impact
What are the 5 stages of the disaster response curve (brief)
Stage 1 normal quality of life no until event occurs
Stage 2 hazard occurs
Stage 3 searching rescuing and recovering life and buildings
Stage 4 modifying the loss, relief and rehabilitation, gathering of aid
Stage 5 improvement back to QOL, rebuilding, mitigation