Essay on flood problem in assam

In Assam floods are caused by two river systems — the mighty Brahmaputra in the north and Barak in the south. The geographical setting of the region, high intensity rainfall, easily erodible geographical formations, earthquake Zone, massive deforestation, great amount of land used, and explosive population growth in the flood control are some of the dominant factors that cause floods in Assam.

The Brahmaputra valley is surrounded by hills and plateaus and therefore environmentally sensitive to floods. The prevailing weather patterns have a strong bearing on the occurrence and intensity of floods in Assam.

Monsoons rains from June to Septembers feed the Brahmaputra and the Barak along with their tributaries with excessive water. The cyclonic Depressions in the Bay of Bengal too are responsible for devastating floods like the October on that created havoc in the Nagoan district.

Essay on floods | Christie Golden

The earthquake of caused extensive landslides, changes in land in the Brahmaputra valley and also changes in the normal course of the rivers. A significant feature of the flooding rivers in Assam is the excessive loads of sediment carried by them and this was triggered by the earth quake of At places like Dibrugarh the river bed was raised by several metres.

Besides the natural calamities, harmful human activities like deforestation, accelerated rated of land use, filling up low lying areas of for the construction of buildings and reckless urban developments are also responsible for floods in Assam.

At present 40 mha or one eighths of the total land area of the country is assessed to be flood-prone.

This shows that there has been a rapid increase in the flood-prone area of the country. A glance at Figure 8. It is estimated that over three-fourth of the total damage done to crops and property is in the plains of Northern Research paper checklist mla comprising of Punjab, Haryana, Uttar Pradesh, Bihar, West Bengal and Assam.

The geographical distribution of flood flood areas in India is as under: The Ganga River Region: In Uttar Pradesh and Bihar, the mighty Ganga receives a large number of tributaries such as the Gomati, the Ghaghra, the Gandak and the Kosi from the problem as essay as the Yamuna and the Son from assam right. This brings huge quantities of water to these areas both from the Himalayan region and from the Peninsular India resulting in devastating floods.

Flood in assam essay help

River Kosi often shifts its course flooding new areas and converting once fertile areas into wasteland. The Kosi which means kosna cursebrings flood fury to vast area every year and is living upto its name.

The Yamuna is an important right bank tributary of the Ganga and floods large areas in Uttar Pradesh and Haryana. The Chambal and the Betwa meet the Yamuna and add to the flooding capacity of the Yamuna. In Uttar Pradesh flood is frequent in the eastern districts, mainly due to spilling of Rapti, the Sharda, the Ghaghra and the Gandak.

The problem of drainage congestion exists in the western parts of Uttar Pradesh, particularly in Agra, Mathura and Meerut districts. The erosion is experienced in some places on the left bank of the Ganga medieval medicine research paper on the right banks of the Ghaghra and the Gandak.

Assam floods

However, Uttar Pradesh received most severe blow and the Gorakhpur division was the worst hit area. In Bihar the assam are largely confined to the northern part of the state where occurrence of floods is problem an annual feature. The rivers such as the Burhi Gandak, the Bhagmati and the Kamala and other smaller rivers of the Adhwara Group, the Kosi in the lower reaches and the Mahananda essay over their banks causing considerable damage to crops and dislocation of traffic.

Uttar Pradesh and Bihar are the worst flood affected states and account for over one-third of the flood prone area of the country.

In West Bengal the southern and central parts are flooded by the Mahananda, the Bhagirathi, the Ajoy, the Damodar etc.

There are occasional floods caused by the Damodar river even after the construction of four dams and a barrage under the Damodar Valley Project.

Inabout 25, sq km of area was flooded in Southern districts of West Bengal by this river. The Ganga delta is often flooded.