Consequences of earthquake pdf

This article discusses the consequences of earthquaka on material property. An introduction to the global earthquake consequences database. Earthquakes can be especially deadly for developing areas because they often do not have stringent construction standards and technology that would protect people. Earthquakes are one of the most destructive of u11 naturar disasters. Now lets take a look at an earthquake s effects on the natural and built environments. Consequences resulting from a major earthquake in the. Levin encyclopedia of life support systems eolss figure 2.

The earthquake off the coast of indonesia in 2008 released a tsunami that killed more than 280,000 people. While an earthquake occurs only for a few seconds, the aftershocks can go on for days after that. Pdf earthquake is one of the most devastating natural calamities which causes sudden shaking of the earth surface. Consequences resulting from a major earthquake in the central u. The great earthquake that hit alaska just five years agoon march 27, 1964was so devastating that the white house asked the national research council, an affiliate of the national academy of sciences, to conduct an exhaustive study of the disaster and its consequences. Causes, consequences, prediction, and response boris w. Can cause major damage to poorly constructed buildings over small regions. Pdf economic consequences of the gujarat earthquake. An earthquake is a sudden shaking movement of the surface of the earth. Earthquakes are sudden slippages or movements in a portion of the earths crust accompanied by a series of vibrations. Knowing more about the effects of earthquakes helps us understand the mitigation steps that must be taken to protect a. Earthquakes can range in size from those that are so weak that they cannot be felt to those violent enough to toss people around and destroy whole cities. It is a result of the passage of seismic waves through the ground, and ranges from quite gentle in small earthquakes to incredibly violent in large earthquakes.

First we have given introduction about earthquake including its definition and explanation then about environment. What building characteristics are significant to seismic design. Ground shaking is the most familiar effect of earthquakes. Types of disasters and their consequences medscape. Learn more about the causes and effects of earthquakes in this article. Earthquake consequences and measures for reduction of seismic. Earthquakes occur most often along geologic faults, narrow zones where rock masses move in relation to one another. Unit 4 earthquake effects introduction in the last unit, we looked at the causes and characteristics of earthquakes. Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through earths rocks. Earthquake magnitude earthquake severity richter magnitude earthquake effects less than 3. The 2010 earthquake in haiti killed more than 230,000 people. In the 27 march 1964 alaskan earthquake, for example, strong ground shaking lasted for as much as 7 minutes.