Natural Disaster
Earthquake Volcano eruption Typhoon Forest fire Tsunami Plague
Earthquake
How Harmful Earthquake is?
2008 5.12 Wenchuan Earthquake
• If you are indoors：stay there. Quickly move to a safe location in the room such as under a strong desk, a strong table, or along an interior wall.
• If you are cooking： turn off the stove and take cover.
• In Greek mythology,typhein is Gaia's son, which is a Monster with one hundred heads.
τύφειν
Different calls
There are many calls of “Typhoon” in different places. • Western North Pacific and South China Sea called "Typhoon ". • Western Atlantic, Caribbean, Gulf of Mexico and the eastern North Pacific called "Hurricanes" • Indian Ocean "Cyclone ". • Philippines called "Baguio". • Australian aborigines called the typhoon "WillyWilly".
become homeless • Nuclear leak(核泄漏)
Basic Knowledge about Earthquake
• Earthquake：result of a sudden release of energy in the Earth Crust(地壳) that creates seismic waves(地震波).
Effects of Earthquake
• Shaking and ground rupture • Landslides and avalanches（山体滑坡、雪崩） • Fires • Soil liquefaction（地陷） • Tsunami（海啸） • Floods
Earthquake safety tips
云南腾冲火山国家地质公园
长白山天池火山
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Volcano in universe
• Question: What is the biggest (shield) volcano in our Solar System? • Answer: Olympus Mons (on planet Mars)
More than
no big damage
5,0000 times per
year
damage within 100 km2 area, some building collapsed.
serious damage over 1000km2 area, lots of building fall down
珠穆朗玛峰和Olympus Mons规模比较
Volcano in universe
珠穆朗玛峰和Olympus Mons规模比较
THANK YOU !
Typhone
Typhoon
The Name of "Typhoon"
• Typhoon is from Greek word τύφειν (typhein), meaning "to smoke".
The word volcano comes from the Roman god of fire, Vulcan.
Structure of volcano
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Types of Volcanoes
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Below: Mount Kilauea, Hawaii
• Measured by energy it released, Richter magnitude scale
（里氏地震级）.
Scale
phenomenon
frequency
Under 3.0
No feeling
1000 per day
3.0-5.0 5.0-6.9 Abovhake,
• magnitude 8.0 • More than 69000
died • 18000 disappeared • Direct economy lost:
845 billion
2011 3.14 Japan Earthquake
• magnitude 9.0 • More than 14,000 died • 10,000 disappeared • More than 11,000
100 times per year 1 time per year
Types of Earthquake
• Fault(断层) types : normal, reverse (thrust) and strike-slip
• Depth of earthquake occurring: Shallow-focus(less than 70km) mid-focus(70-300km) deep-focus (300 to 700km)
Cinder Volcanoes
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Composite Volcanoes
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Volcano Hazards
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羊 八 井 地 热 站
熔岩中的气体嗝
Volcano benefits
火 山 温 泉
黑曜石、浮石
Volcano in China
海南琼北火山
台湾龟山岛火山
• If you are outdoors：move to an open area
• If you are driving：slow down smoothly and stop on the side of the road
Thanks ！
Volcano eruption
The Word Volcano