(DISASTER RISK ANALYSIS OF VARIOUS HAZARDS IN MAJULI)
Majuli is one of the largest river islands in the world (26 45N – 27 12N and 93 39 E – 94 35 altitude of 60 – 95m above msl). The original land mass of Majuli was 1250 Sq. km (1950) which has significantly reduced to 650 Sq. km (2001) due to erosion. The island is bounded by the river Brahmaputra on the South, the river Subansiri on the North-West and Kherkatia Suti in Northeast. Geomorphologically the island is alluvial. Large number of wetlands and rivulets constitute excellent breeding ground for numerous indigenous fishes. Every year whether there in flood in Assam or not, the Majuli Sub- Division is always affected by floods, forcing people to take shelter in roads and higher land.
DEMOGRAPHIC AND CLIMATIC CONDITIONS
As per the year 2011 Majuli consists of a total of 248 villages with a total population of 153400. Out of this Majuli Developmental Block consists of 91757 persons and Ujani Majuli Development Block consists of 61643 persons. The main occupation and source of livelihood of the people is agriculture and pisiculture. Apart from these tourism, horticulture, sericulture, boat making, cattle raising and dairy farm also constitute a part of their livelihood
Majuli being a part of north east India enjoys a sub-tropical climate and the average rainfall is about 215cm. The summer is followed by monsoon and winter during which the area faces a variety of natural hazards.
DISASTER RISK ANALYSIS AND MITIGATION OF VARIOUS DISASTERS
FLOOD HAZARD ASSESSMENT
Majuli being a part of Assam which is surrounded by hilly areas like Arunachal Pradesh, Nagaland, Tibet and Bhutan is more prone to flood than any other disaster. Majuli suffers great loss to life and property as it is hit by flood every year.
VULNERABILITY AND CAUSES OF FLOOD IN MAJULI
The causes of flood in Majuli are due to excessive rainfall in Assam, Arunachal Pradesh and Nagaland, melting of snow...
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