About earthquakes
The earthquake energy release is an event that caused the dislocation (shift) on the interior of the earth suddenly.

Causes Earthquake occurrence
1. Due to the movement of tectonic processes of skin / plate earth
2. Fault activity on the surface of the earth
3. Geomorphology movement locally, for example, occurs debris land
4. Volcanic activity
5. Nuclear explosion

Mechanism of destruction due to earthquake vibrations dirambatkan energy to all parts of the earth. On the surface of the earth, the vibrations can cause damage and collapse of buildings that can cause loss of life.

Earthquake vibrations can also trigger landslides, rock debris, and damage to other land damage settlements. The earthquake also caused a fire disaster follow-up, industrial and transportation accidents and flooding caused by the collapse of a dam or other retaining dike


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