Tuesday, July 26, 2016

WE made FLOOD, THE DISASTER

"Flood itself is not a disaster "

Our country is facing a great challenge of the natural hazards like flood and landslide in this monsoon. Continuous rain all over the country has brought a extreme rise in level of water in most of the rivers. Most of the rivers has outburst while some are about to. The water from the rivers are covering large area of land in Terai while the roads and houses are swept away due to scouring the side slopes by fast flowing rivers in hills.
The casualties are growing higher and the loss of property, animals and crops are intensified. Government and concerned authority aren't giving much attention to the affected areas for relief and rehabilitation works. Its the same culture we are following this year too i.e. let the things happen first and respond later.

So, who is responsible for it ?
 I saw a video in which a bulldozer was working near the flooded river.
Also I saw, some people were busy in making a wall with sand bags in a hope that the river won't burst from that place.


Are these things to be done now when river has already gained maximum level and speed ?
This is where we fail. We have no preparedness to overcome any of these natural hazards.
You cannot stop flood. It keeps coming, sooner or later. Its a natural hazard. But due to our negligence at the time of preparedness, we are converting these hazards into disasters.
There is no meaning of piling sand bags now. They will be easily swept away by flood. Also there is no point in sending dozers to protect the bank of rivers unless its for relief work. Both are too late.

What should have been done ?
We are very poor in satellite image processing. We can collect maximum data of flooded river and areas. These will helps in hazard mapping. This is the most important thing to be done in upcoming time.
In addition to this, the possible burst zone should be analyzed and should be protected from below river bed level by either sandbags, walls, reinforced wall etc. as per the soil strata and properties.
Also, warning system should be established in those places where flood has high potential of taking life and damaging property. The people should be shifted to the safe area.

Click here to see the bridge being collapsed due to flood

Some photoes of floods:

Effect of Flood in Hills


Flood in Terai
Flood in Jhapa

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