This book will give a complete idea about the digitization, ground truthing and mapping of earth surface using Geographic information system (GIS). This book was clearly manuscript into various chapters for easy understanding and completed with the help of various GIS specialist. The software used here was Arc.GIS-10. it is very easy and accessible to all format of operating systems. The maps were digitized in false colour composites.

I finished my masters in forestry and working as a senior research fellow in forest college and research institute, Mettupalayam. My specializations are carbon sequestration, Biodiversity and Geographic information systems. My hobbies are playing, trekking and plant identification. i am also conducted various nature camps for school students.