NGS Modernization 2025 Impact
The National Spatial Reference System (NSRS) is the foundation of geospatial positioning in the United States. It affects everything from land surveying to GPS navigation. However, the current reference systems, NAD 83 (North American Datum 1983) and NAVD 88 (North American Vertical Datum 1988), contain inaccuracies due to tectonic movements and outdated technology. To improve […]