Earthquakes are caused by sudden movement of rock along broken surfaces. Thousands of earthquakes occur in the world every year and a whole of these are not even noticed by most people. Some earthquakes are petite while others are strong and have damaging impact on buildings and the lives of people. Earthquakes are the most unexpected natural disasters and when these happen habitancy do not even get time to save their lives. Many buildings collapse as a ensue of earthquakes and many habitancy get buried under the rubble.
Earthquakes have come to be a fear for many habitancy and to accommodate this many building clubs are building structures which can withstand earthquakes to a sure degree. For this purpose, it is indispensable to seek advice from a geotechnical engineer. Geotechnical engineering experts have vast knowledge of plate tectonics and are able to analyze rocks and soil. Their advice could be helpful in constructing structures which will lessen the ensue of natural disasters like earthquake.
Earthquake & Tsunami In Japan
In a particular year, earthquakes ruin thousands of homes and kill millions of people. They occur plainly on the earth's face due to the movement of plates which are located below the earth's crust. The vibrations arise at the epicenter and that is where the maximum destruction occurs. The vibrations caused by the earthquake have the inherent to cause gigantic destruction and even ruin whole cities.
Earthquakes occur due to two reasons. Firstly, it occurs when a volcano erupts suddenly and secondly due to the movement of plates which can happen due to cracks in the plate or crust waves. Moreover, earthquakes can also arise on the ocean floor and yield ground movements. In the up-to-date years, majority of the earthquakes have occurred at the boundary of the continental plates of North and South America, South Asia and Pacific Ocean. It is believed that stress on the boundary of the plates creates pressure towards the middle and leads to movement of the Earth.
The major consequences of such natural disasters are the loss of human life. The location and magnitude of the earthquake is a major factor which determines the whole of lives that will be lost and the whole of structures that will be damaged. A huge whole of deaths can be caused by collapse of structures which were constructed from heavy and weak materials. Other economic and social consequences comprise trauma, cost of damage, loss of jobs, loss of housing, company interruption, waste of energy and material.
However, clubs and agencies nowadays are implementing strategies as to limit the ensue of such natural disasters to some extent. These planning comprise minimizing the use of land that has already gone through ground damages, shaking, landslides and fault rupture. Their basic aim is to sacrifice the whole of lives that are lost each year due to earthquakes and disasters associated to earthquakes and to sacrifice the damage done to structures and the natural environment. To perform these goals, many countries are building structures which can withstand the devastating effects of earthquakes.
The Causes and Consequences Of Earthquakes
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