Flashcards in Key Facts Deck (40)
What was the magnitude of the Haiti 2010 and Loma Prieta 1989 earthquakes?
6.9 on the richter scale.
How many died in the Loma Prieta earthquake?
What proactive steps were taken to ensure not as many people would die in future eruptions in San Francisco?
Retrofitting infrastructure in vulnerable areas, such as the Bay Bridge, which cost $16 billion.
What plate boundary type did the Haiti 2010 earthquake and the Loma Prieta 1989 earthquake occur on?
What was done to predict the Loma Prieta earthquake?
Over 200 accelerometers were placed.
How many emergency services were available during the Haiti eruption?
What happened in the Haicheng 1975 eruption?
The earthquake was successfully predicted.
How many lives were saved due to the prediction of the Haicheng 1975 earthquake?
What happened in 1976 around the Haicheng region?
200,000 died due to an earthquake not being predicted.
What happened during the Nevada Del Ruiz 1985 earthquake?
The town of Armero was destroyed, killing 23,000 out of the 27,000 residents.
What was Colombia's GDP per capita in 1985?
What was the Philippines GDP per capita in 1991?
What occurred a week before the 1985 eruption?
The M-19 Siege of the Palace of Justice.
How many Hazard GIS maps were produced during the 1985 eruption? And who by?
Only 10 were produced by the USGS.
How many were killed in the Mt Pinatubo eruption in 1991?
What kind of people died in the 1991 eruption?
Mainly local farmers and members of the Aeta tribe, who weren't evacuated.
How many people were evacuated from the 1991 eruption?
What precursors were shown beforehand in the 1991 eruption?
Small earthquakes, up to 5 on the richter scale. And releases of sulphur dioxide.
What happened to Sulphur Dioxide (SO2) levels around Mt Pinatubo?
Small bursts were released (up to 5000 tonnes on some days) and 0 tonnes on others.
What institutions monitored the Mt Pinatubo?
USGS and PHILVOLCS.
What is PHILVOLCS?
Philippine Institute of Volcanology and Seismology.
What was the magnitude of both Tohoku 2011 and the Asian Tsunami 2004?
9.0 on the richter scale.
How many people were killed during the Tohoku tsunami?
How much of the coastline is defended in Japan?
40% of the coastline is defended by a 10m high sea wall.
What warning systems are put in place in Japan?
TV and Mobile Phone warning systems, giving people 20 minutes to find higher ground.
How many people died in the Asian Tsunami 2004?
How many warning systems were in place in the 2004 tsunami?
How long has Kilauea been erupting for?
How many square miles have been erupted at Kilauea?
37 square miles.
What speed did the lava flow during the Nyiragongo eruption 2002?
How many were evacuated before the Nyiragongo eruption in 2002?
Where did these people evacuate to in 2002?
Across the Rwandan border.
How many died during the 2002 eruption?
How many died in the Kobe 1995 earthquake? And why?
6000, the earthquake was completely unpredicted.
What was Japans GDP in 1995?
What percentage of pre-1980 buildings were destroyed or damaged in the 1995 earthquake?
How did Japan respond to this earthquake in 1995?
Banned building for 2 months to renew laws, so buildings could be built to withstand earthquakes.
How many houses were built by 1999 with aseismic design?
What magnitude was the Eyjafjallajokull eruption in 2010?