Beauty can be both boon and bane. While luscious mountains are beautiful, they also amplify the hazard for us. How do we understand hazard, disaster, risk and vulnerability? How are they interrelated?
Last week I took a class of Engineering Geology (finally getting into something practically useful in the beginning of fourth year). I will give brief definitions and examples of the terms used. Then before you get bored, I will get into a funny way to remember the technical terms using football (soccer).
Prior to that class, I thought hazard and disasterwere the same. However, technically, they are different. Let’s take a look at the definitions I studied.
Hazard: Probability of occurrence of an event or phenomenon which can damage lives and properties.
Disaster: The actual occurrence of a dangerous phenomenon which damages lives and property.
When seismologists say, “Nepal lies in a seismically active zone,” they are talking about the probable damages an earthquake can cause (hazard). When they talk about the damage caused by the earthquake in Nepal last year, they are saying something about disaster the earthquake brought…
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