public static Geometry worldToLatLonCoords(Geometry geom) {
    return UNPROJECT_WORLD_COORDS.transform(geom);
  }
Returns a copy of {@code geom} transformed from web mercator where top-left corner of the planet is (0,0) and
bottom-right is (1,1) to latitude/longitude.
planetiler-core/src/main/java/com/onthegomap/planetiler/geo/GeoUtils.java