The total land area of this state is around 89,000 sq kms. West Bengal has its boundaries kissing with three international countries, which are, Bangladesh, Nepal and Bhutan. The Indian states that share the boundaries with West Bengal are Sikkim, Orissa, Bihar and Assam. West Bengal has a vast area of immensely fertile land. The Ganges and its umpteenth number of tributaries have resulted in building West Bengal as one of the most fertile regions in the whole world. The terra firma usage in West Bengal is as follows - arable land: 62.8% (55,414 sq. Kms); forests 13.38%; the rest is for other purposes.