Aquatecture submitted by Vinaya Dhone Guided by Prof. Saurabh Paliwal



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AQUATECTURE THESIS REPORT

Fig. 69
Rivers in Bihar


78

Fig. 70
– River Basin in Biha



80
• FLOOD AFFECTED AREAS IN BIHAR
’’Total human deaths is 5874 and animal deaths is 19044 in Bihar due to floods between 1979–
2006
.’
Bihar is India's most flood-prone State, with 76% of the population in the North Bihar living under the recurring threat of flood devastation. According to some historical data, 16.5% of the total flood affected area in India is in Bihar while 22.1% of the flood affected population in India lives in Bihar. About
68,800 square kilometers (26,600 sq. mi) out of total geographical area of 94,160 square kilometers
(36,360 sq. mi) comprising 73.06% is flood affected. Floods in Bihar area recurring disaster which on an annual basis destroys thousands of human lives apart from livestock and assets worth millions. Floods in
Bihar have claimed 9,500 lives since the government started publishing figures in 1979. The 2013 Flood in Bihar affected more than 5.9 million people in 3,768 villages in 20 districts of the state Floods affected 19 districts of North Bihar causing death of 514 people. Around 1.71 crore people are hit by the floods. This flood was result of sudden increase in water discharge through rivers

Gandak, Burhi Gandak and Bagmati, Kamla, Kosi and Mahananda
– due to heavy rain in the catchment areas of the major rivers of north Bihar in Nepal state. (# 29 Ref FMIS Bihar)






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• YEAR WISE IMAGES OF CHANGE IN WATER LEVEL DURING FLOOD IN BIHAR Fig 73
– Floor Level of Different Years (# 30 Ref Bhuvan Indian Platform of ISRO, Bihar)
• CLIMATIC ANALYSIS The climate of the state is like that of the North Indian Plains and is marked by three distinct seasons in a year. These seasons are firstly a rainy season (mid-June to mid-October) corresponding to agricultural season with clouded sky, high humidity and heavy rainfall, a cold weather season (November to mid-
March) corresponding to agricultural season known as Ravi and characterized by low temperatures, clear skies, little rainfall and low humidity and thirdly a hot weather season (mid-March to mid-June) corresponding to agricultural reason known as Zaid characterized by high temperatures very low humidity and prevalence of hot dusty winds. The climate of Bihar is apart of the climatic pattern of the Indian subcontinent. It enjoys a continental monsoon type of climate owing to its great distance from the sea.

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