Dimpal Dekaraja|Ratul Mahanta
Riverbank erosion and migration inter-linkage: with special focus on Assam, India
Gauhati University|Gauhati University
abstract background riverbank erosion becomes vulnerable phenomenon bank brahmaputra river tributaries around 17 riverine districts assam affected riverbank erosion lost large plot land due riverbank erosion victims loss homestead crop land well survival strategy eroded areas moreover farmers largely affected due riverbank erosion loss sources income forces farmer migrate another place survival paper examines linkage river bank erosion migration based secondary information method examine linkage information collected government published sources census india statistical handbook assam basis information 10 indicators constructed 26 variables factor analysis method applied examine linkage riverbank erosion migration results four variables agricultural worker industrial worker cropped area livestock population loaded first factor first factor labeled socioeconomic indicator case second factor two variables ie migrational growth index mgi urban population loaded basis loaded variables factor labeled demographic indicator case third factor also two variables loaded natural growth index ngi literacy rate loaded variables indicate ngi literacy rate positively related two variables loaded fourth factor ie river bank eroded area district population growth factor labeled environmental indicator basis variables loaded factor factor correlation matrix indicates opposite relation first fourth factor conclusion results obtained factor component analysis reveals first fourth factor component mainly established linkage riverbank erosion migration besides component correlation matrix also reveals interlinkage variables thus say positive relation riverbank erosion migration however interpret farmers mostly affected due riverbank erosion migrate inhabitants floodplain areas farmers