Shoreline Changes due to Abrasion in Pekalongan Utara Sub District Year 2003-2018

Abstract

The purpose of this research are:  1) analyze the shoreline change in the coastal areas of North Pekalongan Sub-district from 2003 to 2018; 2) Analyze the  land use change in the coastal areas of North Pekalongan from 2003 to 2018; This type of research is a qualitative descriptive with a spatial  approach. Data   obtained from interpretation of  IKONOS image from Google Earth in 2003, year 2013, and year 2018. The research steps were: (1) interpretation  of Google Earth IKONOS image year 2003-2018, (2) Overlay of  shoreline map of year 2003 and year 2018, (3) overlay of land use maps of year 2003- year 2018. The results of the study were: (1) The shoreline of North Pekalongan Sub-district was retreat 7.261 meters up to 94.383 meters. (2) The largest land use changes in North Pekalongan sub district was  the change of land to a flooded land of 624.379 ha or 52.556% of land in the area.