Analisis Spasial Penggunaan Lahan Di Kecamatan Tasikmadu Kabupaten Karanganyar Tahun 2015 dan 2021 Menggunakan Citra Geoeye-1

Tasikmadu Subdistrict experiences changes in land use every year caused by increasing population growth. Changes in land cover for other activities certainly provide social and economic benefits. As is the case in this study, the decrease in green open land and the increasing number of residents, both original and native residents, and migrating residents. The purpose of this study is to analyze the distribution of land use changes that occurred in the research area in 2015 and 2021 and to find out the dominant factors that influence land use changes in the research area. The method used is the method of visual interpretation of remote sensing images equipped with surveys. The survey was conducted on the object of interpretation which was considered to have doubts at the time of the visual interpretation. The method of analyzing land use change in Tasikmadu District in 2015 and 2021 uses an overlay between the two land use data using Geographic Information System technology. The analysis of the distribution of land use changes in Tasikmadu District was carried out using the spatial analysis method. The results of land use research in Tasikmadu District show that the land uses in Tasikmadu District in 2015 and 2021 are settlements, agriculture, and vacant land. Changes in land use in Tasikmadu District are dominated by changes in the function of paddy fields into settlements spread across most of Tasikmadu District. Changes in the use of paddy fields into settlements, have a percentage of 50% and an area of 103ha. The high change in the use of paddy fields is influenced by the location of paddy fields which have easy accessibility and are located in urban areas that have high population growth. The second result of this study shows that the dominant factor influencing land use change in Tasikmadu District is known from the correlation analysis of the product moment with a relation coefficient (r) of 0.50 for the variable population growth, the variable population density is -0.02, and the variable population density is -0.02. the availability of socio-economic facilities with a relation coefficient value of 0.277. From these three variables, it is known that the dominant factor that affects land use changes in Tasikmadu District is population growth. This shows that the increase in the variable population growth results in an increase in the variable change in land use