Floods and how to control them

River are in flood in some parts of the world every year. Floods cause large-scale death of human beings and animals and destruction of property, Crops trees and vegetation. They disrupt the road and rail communication systems badly and cause suspension of regular bus and train services. Even airports and runways are effected and air service cab be suspended

Electric poles are uprooted and gas and oil pipes are rendered (caused to become) unserviceable bridges are washed away discounting one region wide area from another the advanced countries like the US, Rassian and China have controlled Floods in a big way. It is worthwhile rewarding to learn their method of river and flood control it is also advisable to plan the use and diversion of flood water in times of emergency the four province of our country and neighbouring areas from where glaciers melt or water flows into our rivers in any form should all be associated with our waster programmms and policies.

Firstly the main cause of Floods is of course excessive too much rainfall on the mountains and in the catchment areas. The rain waters flows into the rivers that overflow their banks on the plains the Floods water enter all the low-lying areas near or at a distance from the river they spair neither villages nor towns nor cities. Secondly storms and cyclones circuler strong winds and and hurricanes violent Strom join the sea waves and cause the flooding of the coastal areas on a wide scale. Such thirdly there are breaches in the existing dams or water reservoirs causing the inundation flooding of wide areas destruction of whole villages and towns. The people of interior sindh and blochastian faced such a situation several times the danger of the bursting of the mirani dam in blochastian forced the people in the adjoining areas to feel to safer places causing then great hardship. There was acute very great shortage of food items, drinking water and medicines and prices of goods of daily use shot up abnormally in the flood-affected areas.