Mangrove Extent maps for the Klang Islands, Malaysia

<b>Mangrove Extent maps for the Klang Islands, Malaysia</b><br>Satellite derived maps of mangrove extent in the Klang Islands, Malaysia for use within a GIS.<br>Using the 2010 Global Mangrove Watch (GMW) map downloaded from https://data.unep-wcmc.org/datasets/45 as a baseline, a refined local area product was generated by manually editing the GMW polygons in QGIS to match satellite data from 2010.<br>This refined map was then used as a baseline and manually edited to reflect changes when comparing to satellite data for a given year. The output is a map of mangrove extent for each year.<br>Due to the difficulty in obtaining cloud free satellite data for the entire area multiple scenes were used for many years.<br>Data are supplied as polygons in ESRI shapefile format with a separate shapefile for each year.<br><br>