GIS-Wissen: Mercator, immer wieder!? / GIS Knowledge: Mercator, again and again!? https://geoobserver.de/2026/04/08/gis-wissen-mercator-immer-wieder/ #gistribe #gischat #fossgis #foss4g #OSGeo #spatial #geospatial #mapping #DataViz #gis #geo #geoObserver pls RT