GEOSPATIAL TECHNIQUES FOR LAND USE LAND COVER CHANGE ANALYSIS IN CHIKKANAYAKANAHALLI, TUMKUR DISTRICT, KARNATAKA

The LU/LC changes of Chikkanayakanahall area were mapped by using satellite data and
suitable software for the years 2000, 2003 and 2012 in order to assess the mining induced land
degradation. LU/LC maps were compared and it reveals that maximum area is occupied by crop
land, followed by barren rocky, plantation, forest cover, and water body settlement and mining
area. No significant changes were observed in LU/LC classes except, barren rocky, forest cover
and mining areas. It is observed that there is significant raise in mining area from 0.50 to 2.9 Km2
with decreasing in barren rocky land and forest cover from 2000 to 2012