Geomatic study of urban expansion in the community of Colina

The city of Santiago has experienced significant spatial and demographic growth in recent decades at the expense surrounding agricultural areas. This situation is due to transformation city's economic base under effects globalization beginning an urban management modality based on liberalization deregulation, which resulted metropolitan expansion materializing a more complex organization morphology than previously observed. In decades, commune Colina undergone important changes. had 52,769 inhabitants 1992, increased 146,207 2017, representing increase 177%, notably higher 33% by Metropolitan Region during same period. process occurred parallel relative decrease rural population, since, if 1992 this represented 27% inhabitants, 2017 it decreased 19%, which, however, still well above 4% Region. Since 2010 strong been maintained order show magnitude until year 2021, study used temporary images provided Google Earth platform, from where, using QGIS program different foci activity areas were vectorized categorized. All was supported studies legal regulations applicable population statistics.