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What Happens After an Earthquake?
People often wonder whether an earthquake can drastically change the topography of a region. A few tremors and some buildings that collapse does not mean that the shape of the earth has changed, does it? However, earthquakes can and do change the topography of the region. An earthquake raised Rhodes island. The line of erosion (on the rock to the left) shows the sea level before the earthquake. The rise is uneven in different parts of the island, usually several meters....
Why do Earthquakes Occur?
As a result of upheavals below its surface, the earth shakes now and then. This shaking of the earth is known as an earthquake. Few natural events are as violently destructive as an earthquake. It usually strikes without warning, giving off violent vibrations in the process. These vibrations not only shake the ground but also sometimes crack it open. And then, there is chaos, for earthquakes have been known to wipe out cities and civilisations....
Building a Giant Lie
February 5: The earthquake that struck Gujarat, one of India’s most prosperous states, will go down as among the worst since India gained independence. Both in terms of the numbers of people killed (about 50,000 are feared dead) and the scale of destruction wrought, it has few contemporary parallels. The images of prosperity in cities such as Ahmedabad have been reduced to the symbols of a wasteland – rubble, dust, twisted steel and wire. Building a Giant Lie [Illustration by Shinod A P] A real tragedy, say many of us, but follow it up with a resigned look and statement about the “fury of natural disasters”....
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