Definition:
“A major brought about by the natural process of the earth that causes widespread destruction to the environment and loss of life.”
A Natural disaster is an unforeseen occurrence of an event that causes harm to society. There are many natural disasters that damages the environment and the people living in it. Some of them are:
![Computer man](/images/articles/earthquake.gif)
![Computer man](/images/articles/giphy.gif)
![Computer man](/images/articles/volcano.gif)
![Computer man](/images/articles/Pretty_Rock_Landslide.gif)
Levels of disaster:-
The severity or degree of damage can be further divides into three categories.
Small scale disasters:
Small scale disasters are those that extend from 50 kms to 100 kms. So this kind of disasters does not cause much damages.
Medium scale disasters:
Medium scale disasters extend from 100 kms to 500 kms. Moreover they can cause greater damages if they occur in colonial stages.
Large scale disasters:
These disasters cover an area of more than 1000 kms. These causes the most severe damage to the environment, furthermore these disasters can even take over a country if the degree is high.
Types of disasters
Earthquakes:
An earthquake is the shaking or vibrating of the earth. Earthquakes can be range in sizes. As a result some are so weak that they go unnoticed. But some are so strong that they can even destroy the whole the whole city.
Landslides:
Landslide is the moving of big boulders of rock, down the slope. As a result landslides occur on mountains and hilly areas.
Avalanches:
Avalanches are like landslides but instead of rocks thousand tons of snow falls down the slope. Moreover, this causes extreme damage to anything that comes in its way. People who live in snowy mountains always have fear of it.
Tsunami:
Tsunami is the production of very high waves in oceans and seas. Moreover, the displacement of the ground causes these high waves. A tsunami can consist of multiple waves. Moreover, these waves have a high current. Therefore it can reach coastlines within minutes. The main threat of a tsunami is if a person sees a tsunami he cannot outrun it.