This paper concerns the mapping and appraisal of the built-up areas along with detection of
changes in built-up area of Chandannagar city of Hugli District with application of Remote
Sensing (RS) and Geographic Information System (GIS) on the basis of available Landsat
data. Built-up Index (BUI) has been used to detect the changes registered on the built up
area for a time span of three census years: 1991, 2001 and 2011. Landsat 5 Thematic
Mapper (TM) and Landsat 7 Enhanced Thematic Mapper Plus (ETM+) imageries have been …

Urbanization is a significant social and economic phenomenon which at present is taking
place at an unprecedented scale and rate worldwide (C. Sun, Z. Wu, Z. Lv, N. Yao, and J.
We, 2013). According to the Census 2011 by the Central Bureau of Statistics, Nepal, the
urban population of Nepal increased from 2.9 percent in 1952/1954 to 17 percent in 2011.
Built-up area expansion in Nepal, especially in case of Kathmandu district has been
expanding in rapid amount due to major changes caused by anthropogenic and natural …