Hazards case studies (EQ3) Flashcards
How many airports were shut after the E-12 eruption?
313
Why is the Philipines so vulnerable?
Sits across a convergent boundary (philippine seas plate and pacific plate
east cost faces tsunami prone sea
lies along Asias major typhoon belt ( 6-7 typhoons making landfall annually)
Tropical monsoon climate
22 active volcanoes with 30% of the pop within 30km of one
frequent landslides due to steep topography, heavy rain and high levels of deforestation
Which Philippine island is most at risk and why
The nothern most island of Luzon. It is at risk from typhoons and earthquakes. The largest volcano (Mayon) is also on Luzon.
What percentage of filipinos feel unprepared for a disaster
31%
What percentage of filipinos have expreinced a typhoon
93% reported experiencing at least one. 78% reported experiencing more than one in the past 5 years
Why is California at risk?
The San Andreas fault runs through California. Cali experinces 2 - 3 earthquakes powerful enough to damage buildings a year.
Many buildings are on or around steep slopes and the land can be made unstable by coastal erosion or extreme weather
Earthquakes in the Pacific can cause tsunamis
Droughts caused by anticyclones or La Niiña events. Wildfires can be caused by these droughts as the vegetation is dried out
How vulnerable is California
Cali is wealthy so has high capacity to cope.
20% of residents live below the poverty line. Over 70% of residents live within 50km of the fault line.
There would be huge economic losses during a natural disaster due to calis large economy
What was the worst earthquake the Philippines ever experienced
The Moro Gulf earthquake in 1976. The 7.9 magnitude earthquake killed almost 3,000 people.
California earthquake
Loma Prieta earthquake in San Francisco in 1989. The 7.1 magnitude earthqauke killed 63 people and caused $10 billion in economic damage.
California wildfire
2007 wildfire, killed 22 people and destroyed 1300 homes in southern california
