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The 1980 eruption of Mount St Helens
The 1991 eruption of Mount Pinatubo

The 2000 eruption of Popocatepetl
The 2010 eruption of Eyjafjallojokull
The 2010 eruption of Mt Merapi

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Plate tectonics
Earthquakes



Popocatepetl, Mexico (2000)
 

The 1980 eruption of Mount St Helens

The 1980 eruption of Mount St Helens The 1991 eruption of Mount Pinatubo


 
 
 
   

 

The 1980 eruption of Mount St Helens
Mount St Helens is found in the Cascade Range, along the west coast of Washington State, USA. The volcano is 30,000 years old. This is young by geological standards. Mount St Helens erupts violently about once every 3,000 to 4,000 years. The volcano erupted most recently at 08.32 on 18th May 1980.

 

 
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