Week 01: Introduction to Natural Hazards Flashcards
Who’s definition of Natural Hazard is the following:
“A naturally occurring event such as a forest fire, flood, and/or severe weather that has the potential to harm people, property, the environment, the economy and/or services?”
Ministry of the Solicitor General
(Week 01 - Slide 02)
Fill in the blanks:
A natural hazard is something that is associated with _____ _________ that are an ________ part of the environment.
Earth Processes, Integral
(Week 01 - Slide 03)
True or False:
People can control natural hazards
False - People CANNOT
(Week 01 - Slide 03)
Fill in the blanks:
Throughout the history, disasters and catastrophic events have destroyed and devastated _____, destroyed and damaged ________, and put large segments of our population at risk.
Lives, Property
(Week 01 - Slide 04)
**What are two things that Natural Hazards do?
- Threaten our Communities
- Challenge those responsible for the lives, safety, and well-being of others.
(Week 01 - Slide 04)
Natural hazards not only have natural aspects but they include what other considerations? (3)
- Social Considerations
- Technological Considerations
- Political Considerations
(Week 01 - Slide 06)
A natural hazard is a serious disruption to a community or region caused by what?
The impact of a naturally occurring process.
(Week 01 - Slide 07)
Fill in the blanks:
Natural disasters are _______ natural events in which a large amount of ______ is released in a _____ time with catastrophic consequences for ____ and ______________ in the vicinity.
Extreme, Energy, Short, Life, Infrastructure
(Week 01 - Slide 07)
What is inevitable that becomes natural disasters (not inevitable) when they intersect with vulnerable communities
Natural Hazards
(Week 01 - Slide 08)
What might hazards lead to?
Disasters
(Week 01 - Slide 09)
Fill in the blanks:
A disaster is the ______ that the disaster has on the community.
A disaster is then a disaster based on the impact it has on _______.
Impact, Humans
(Week 01 - Slide 09)
Atmospheric hazards are sometimes referred to/classified as what?
Meteorological hazards
(Week 01 - Slide 12)
What are the four classifications of hydrologic hazards?
- Floods
- Storm Surge
- Coastal Erosion
- Droughts
(Week 01 - Slide 14)
What is classified as a vegetation related hazard?
Wildfires
(Week 01 - Slide 16)
What are the 3 different ways in which Natural Hazards can be classified?
- Time of occurrence: i.e. some that occur any time of the year vs. being seasonal
- Impact: Moderate (brushfire) to catastrophic (earthquake)
- Predictability: Sudden onset vs. more gradual
(Week 01 - Slide 18)
There are two major approaches that seem to dominate public attitude as to the causes of natural hazards, what are they?
- The dominant view
- The human/environment relationship
(Week 01 - Slide 19)
Fill in the blanks:
Cascading effects consist of ______ and ________ effects.
These effects will vary according to _____ and ________.
Primary, Secondary, Event, Severity
(Week 01 - Slide 22)
What are the Primary (2) and Secondary (3) effects of a Tropical Cyclone?
Primary:
1. Strong Winds
2. Heavy Rains
Secondary:
1. Floods
2. Landslides
3. Water Pollution
(Week 01 - Slide 22)
What are the Primary (1) and Secondary (3) effects of Floods?
Primary: Flood
Secondary:
1. Landslides
2. Erosion
3. Water Quality Deterioration
(Week 1 - Slide 22)
What do the physical effects of natural hazards on the built environment include? (3)
- Structural and non-structural damage
- Progressive infrastructure deterioration
- The release of hazardous materials
(Week 01 - Slide 24)
What do the social impacts of natural hazards include? (4)
- Fatalities
- Injuries
- Homelessness
- Loss of Income
(Week 01 - Slide 25)
What do the Economic effects of natural hazards include? (3)
- Business Disruption
- Disruption to Power, Water, Telecommunications
- Cost of Response, Relief, and Recovery
(Week 01 - Slide 27)
Fill in the blank:
The _________ is related to the amount of energy fueling a natural event.
Magnitude
(Week 01 - Slide 31)
Fill in the blanks:
The __________ of geophysical events concern the ________ (not human) processes involved and typically involve appraisals of wind speeds, floodwater velocities, and estimation of energy released by earthquakes.
Magnitudes, Physical
(Week 01 - Slide 31)
