The aerial photo and two Landsat TM data of different dates as mentioned above were coregistered to a 25 meter UTM projection resulting in a single image set. The visual interpretation was performed on the three dates data to identify the land use in areas. The result, obtained were digitally encoded in GIS database. The comparison of changes was processed by the overlay functions of GIS. The ground truth survey was also conducted to support the interpretation and to inventory the community plant and sub-community of forest types including its profile diagram. Details of methodology are described as the following steps.