Resilience

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Information about Resilience

Published on April 19, 2007

Author: Pacific_Empire

Source: slideshare.net

Description

Short presentation for Toastmasters. Describes and defines the concept of resilience, looks at some case studies, and also discusses social networks, cascading failure and the vulnerability of Wellington's infrastructure

Phil Howison S8 Resilience

What is resilience? General: The ability to recover from a shock.

What is resilience? Networks: The ability to provide an acceptable level of service in the face of faults and challenges to normal operation.

What is resilience? Ecology: The rate at which a system returns to a single steady or cyclic state following a system perturbation.

What is resilience? Psychology: The capacity of people to cope with stress or catastrophe.

What is resilience? The resilience of a society encompasses all that and more.

Hurricane Jeanne Fatalities United States: 5 Puerto Rico: 7 Dominican Republic: 18 Haiti: 3006+

Hurricane Katrina 1836+ killed 700+ still missing $81.2 billion damage

Hurricane Katrina No power No clean water Fuel shortages No telephone (landline or cellphone) No internet access Most TV off-air Coastal highways damaged or destroyed 30 oil platforms and 9 refineries damaged or destroyed Grain exports interrupted Forests destroyed

No power

No clean water

Fuel shortages

No telephone (landline or cellphone)

No internet access

Most TV off-air

Coastal highways damaged or destroyed

30 oil platforms and 9 refineries damaged or destroyed

Grain exports interrupted

Forests destroyed

September 11 attacks Immediate effects: Nearly 3000 killed. Two subway stations destroyed – subway system paralysed. 7 buildings destroyed, 25 damaged. Stock exchange shut down. Radio and TV antennas destroyed. All airliners in the US grounded for four days, tens of thousands of passengers stranded.

Immediate effects:

Nearly 3000 killed.

Two subway stations destroyed – subway system paralysed.

7 buildings destroyed, 25 damaged.

Stock exchange shut down.

Radio and TV antennas destroyed.

All airliners in the US grounded for four days, tens of thousands of passengers stranded.

September 11 attacks Follow-on effects: Number of tourists to New York and the US plummeted. Several airlines went under, with massive job losses. Homeland Security created, PATRIOT Act passed. “ War on Terror” began.

Follow-on effects:

Number of tourists to New York and the US plummeted.

Several airlines went under, with massive job losses.

Homeland Security created, PATRIOT Act passed.

“ War on Terror” began.

Cascading failure

Networks vs. Hierarchy

What went right?

Social networks . We need to strengthen social networks, and rely less on hierarchy. Speed and flexibility. Strengthen communications. networks. What can we learn from this? Infrastructure . Our way of life depends on physical infrastructure, but it is vulnerable to cascading failure if disaster strikes.

Social networks . We need to strengthen social networks, and rely less on hierarchy. Speed and flexibility. Strengthen communications. networks.

Infrastructure . Our way of life depends on physical infrastructure, but it is vulnerable to cascading failure if disaster strikes.

Wellington's infrastructure

Wellington's infrastructure

Wellington's infrastructure

Wellington's infrastructure

Resilience and sustainability

Resilience Rapid change makes resilience even more important. It isn't just about being prepared, its about being flexible and adaptable enough to cope with change of any kind.

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