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NSW Foundation Spatial Data Framework - Elevation and Depth - NSW Contours
Contours are virtual imaginary lines on the ground, joining points of an equal elevation in relation to the Australian Height Datum (AHD). A contour can be a standard contour,... -
NSW Foundation Spatial Data Framework - Elevation and Depth - Digital Elevation Model
Digital Elevation Models (DEM) are derived from Spatial Services’ (SS) point cloud data. The DEM is a bare earth representation of the earth’s surface where all the above ground...