Earthquake is defined as a movement of tectonic plates under countries which creates waves in the surface.
The earthquakes are more often in some areas than others in the world like India, Japan or south of America.
Nowadays, we know how earthquakes work and we can predict when an earthquake is going to happen and make resistant or durable building.
Relating to movement of tectonic plates is eruption of volcanoes or volcanism.
This phenomenon causes large number of dead mainly in sub developed countries which doesn’t have enough technology and resources to prevent damage.
Then when these events happen its normal that others countries help them proving food and clothes and also money through organizations which work and help them.
By last point, living in these areas where earthquakes are common can be at least stressful but beyond of it.
Every natural phenomenon is dangerous and unsafe till human being discovers way of control the natural power of Mother Nature.