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Supervolcanoes and Earthquakes - Coggle Diagram
Supervolcanoes and Earthquakes
Volcanoes
Campi Flegrei
Naples, Italy
24 craters + geysers and vents
7 miles wide
Formed thousands of years ago and erupted 200,000 years ago.
Also erupted in 1538, forming Monte Nuovo
Recently, the magma chamber has been filling.
Created by a hotspot
Mt Etna
Sicily, Italy
Strongest Eruption: 1669, when 10 villages were destroyed.
In Europe, it's the tallest and one of the most active
It usually causes the Catania airport to close down, and erupted multiple times in recent years
Mt Tamobra
Indonesia
Biggest eruption: 1815, VEI index of 7 (100 sq km)
Caused a famine in the whole world
Lowered temperatures worldwide and caused the "Year without a summer"
Mt Vesuvius
Naples, Italy
Biggest eruption: 79AD
4 villages destroyed and 16000 deaths
known as Pompeii disaster
Mt St Helenes
Most destructive eruption: May 1980
Stratovolcano in the state of Washington
68 deaths and many houses destroyed.
The peak of the mount was blown off, some rivers changed course, 150 new ponds and lakes were formed
Earthquakes
Christchurch
East coast of New Zealand
2010 - 7.1
2011 - 6.3
Effects: Loss of power and water
Response: Emergency services and rescue and search teams
Great Chilean Earthquake
1960
9.6 on richter scale
1000-6000 casualties
Caused a tsunami
Tohoku Earthquake
2011
Killed around 20,000 people
Happened on the east coast of Japan
Lasted apporximately 6 minutes
Inter section of the Eurasian, North American and Phillipines plates
convergent destrcutive plate boundary
Great Alaska Earthquake
$311 million of damage
25 kilometers deep
About 130 deaths
In 1964
Magnitude 9.2
Caused the most destructive tsunami that North America ever faced
Kamchatka Earthquake
In 1952
10,000-15,000 people killed
Intersection of the North American, Pacific and Eurasian plates.
Convergent destructive plate boundary
Created a massive tsunami
21.6 kilometers deep