Analysis of land cover change in Sagara Anakan Cilacap, Central Java using principal component analysis (PCA)

Abstract

Land cover in area Mangrove, an ecosystem with high productivity, is an ecological link that is very important for life in the waters.This study aims to identify land cover vegetation, water bodies, and soil using Principal Component Analysis (PCA) method with imagery using Landsat imagery for 1997 and 2021 carried out by processing Landsat 7 and Landsat 8 OLI images consisting of pre-processing processes and image classification.The results showed that in the mangrove area in Sagara Anakan, there was a significant change in land cover; for the lagoon area, the land cover was overgrown with mangrove forests, but areas far from the lagoon had changed to settlements or sparse vegetation.