Lectures 1&2 Flashcards

1
Q

Natural disaster

A

Extreme natural events where large amount of energy is released in a short period of time

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2
Q

What do natural disaster involve

A

Casualties, disruption to society and large economic loses

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3
Q

When do natural hazards become natural disasters

A

When they intersect with vulnerable communities

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4
Q

Frequency(F)

A

Number of occurrence in a given length of time

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5
Q

Return period (P)

A

Length of time between similar events

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6
Q

What’s are F and P based on

A

Statistical probabilities

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7
Q

Magnitude (M)

A

Amount of energy fuelling a natural events

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8
Q

Besides knowing F M P what should be considered for that given area

A

Cost-benefit analysis

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9
Q

The number of great natural disaster is ________ with _______

A

Increasing time

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10
Q

The number of _____-______ disasters has been _________ in recent years

A

Man made decreasing

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11
Q

What type of disasters bring the lay fatalities and damage

A

Storms and floods

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12
Q

Where on earth can the most disasters be found

A

Asia

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13
Q

Where do natural occur the most

A

Densely populated area

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14
Q

The number _______ disasters _______ is ________ with time

A

Natural fatality increasing

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15
Q

_____ losses from natural disasters are ______ with time

A

Economic increasing

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16
Q

Risk

A

Vulnerability x Hazards

17
Q

What is an example of a high risk

A

Downtown Vancouver x large earthquake

18
Q

What is an example of a low risk

A

Arctic Canada x large earthquake

19
Q

What is over reliance on technology

A

Failure of a technological network can cascade in a domino effect

20
Q

What are factors that increasing vulnerability

A

Poverty and affluence
Affluent lifestyle
Social behaviour
Role of government

21
Q

What is Public Safety Canada (PSC)

A

Focused in managing emergencies

22
Q

What are the 4 pillars of emergency management

A

Response
Recovery
Mitigation
Preparedness

23
Q

What are the effect of destruction and disabling of building

A

Costly

24
Q

What happens when industries and business are knocked out of operation

A

Causes lost in productivity and wages for employees

25
Q

Why is Canada’s population exposed to many types of natural hazards

A

Canada has a rich diversity

26
Q

Where in Canada can tsunamis hit

A

Coastlines

27
Q

Where in Canada can earthquakes hit

A

Western Canada

28
Q

The number of natural disasters in _______ are ________

A

Canada decreasing

29
Q

Why are the number natural disaster fatalities in Canada decreasing

A
Imporved engineering 
Long term prevention 
Extensive disaster education 
Better warning systems 
Rapid intervention.
30
Q

What are the economic losses most due to in Canada

A

Whether related disasters

31
Q

Mitigation

A

Involve actives to reduce risk

32
Q

Adaption

A

New term emerged with the debate on climate change