Natural disasters essay 250 words

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A natural disaster is unforeseen, severe and immediate. Pollution, ozone depletion in the stratosphere and global warming come in this category.

Natural disaster - Simple English Wikipedia, the free encyclopedia

250 words The destructive natural disasters essay 250 words of any natural hazard is estimated basically by its spatial extent and severity. Spatial extent upto which the effect of a disastrous event could be felt may easily be classified into small, medium and large scales. The phenomenon extending from a 250 words kilometers to a few tens of kilometers are natural disasters essay as small scale.

Growing industrialisation and unjustified exploitation of natural resources have brought our natural disasters essay 250 words system to a verge of non-reversibility and imbalance. This has led to a threat from a set /buy-philosophy-essay-format.html natural hazards like pollution, global warming and ozone depletion on large or global scale.

The management aspect of disaster may be classified as: Natural disasters essay 250 words most important is the early warning systems. Unless sufficient advance notice is available, evacuation of the population likely to be affected cannot be undertaken.

There are two aspects of early warning system.

Natural Disasters on Earth: Essay on Natural Disasters (9069 Words)

One is the availability of an effective technique to forecast article source disaster with 250 words extent and the other is effective communication of the same to the civil authority responsible for rescue operations.

In some phenomena, such as cyclones, flood, etc. Hence early warning, communication, and rescue operations are possible. But, in a few cases like natural disasters essay floods, microburst, etc. On the contrary, in earthquakes natural disasters essay proven methods has natural disasters essay 250 words been evolved to give any prior warning and so post-hazard mitigation is the only alternative.

Role of Communication For a developing country like India, the role of communication in disaster mitigation is extremely critical. These can neither be provided in a short span of time available for mitigation nor are there resources to do so.

Natural disaster

We have to depend on existing links, many of which completely break down during the disaster. The various types 250 words for dissemination of disaster warning as well as arranging mitigation natural disasters essay 250 words Natural disasters essay 250 words assumes that the natural disasters essay stations at the two ends are suitably located to remain unaffected.

Experience has shown natural disasters essay 250 words it remains completely unaffected under the severest cyclonic condition. However, the system is limited 250 words one way communication only.

Natural Disasters on Earth: Essay on Natural Disasters ( Words)

The only addition required is the missing link between the nearest earth station to police headquarters. This would be a cost effective and reliable communication system for disaster warning and mitigation. The theory of plate tectonics offers a comprehensive explanation for several geological phenomena — continental drift, mountain building and natural disasters essay 250 words, and, of course, earthquake.

According to this theory, when the molten mass that was the earth billions of years ago cooled down, the crust that was formed 250 words not one homogenous piece but broken into about a continue reading large plates and several smaller ones with their thickness ranging natural disasters essay 30 km down to the lithosphere at depth of about km or 250 words. The plates are in incessant motion, with speeds of about 1 cm to 5 cm a year.

Where two places converge or collide, a deep trench forms and one plate is deflected downwards into the asthenosphere which lies below the crust and the lithosphere.

When two thick continential plates collide, rocks on 250 words land are relatively light and too buoyant to descend 250 words the asthenosphere. The result is a huge zone of crushing, with rocks and other materials being folded.

And this is how the Himalayas have emerged or, in fact, are continuing to emerge. As the deformation of the natural disasters margins goes on, energy builds up in rocks in the form of elastic 250 words which continues till it exceeds their elastic limits and the rocks give way.

essay 250 words href="/factory-farming-cruelty-essay.html">Link sudden release of stored elastic energy causes earthquakes.

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