The U.S. government is closed. This site will not be updated; however, NOAA websites and social media channels necessary to protect lives and property will be maintained. To learn more, visit commerce.gov.
For the latest forecasts and critical weather information, visit weather.gov.
*Please note: Some Funding Opportunities offered under the Bipartisan Infrastructure Law are open and can be applied for during the partial government shutdown.
Home > NGS Testing & Training Center > Video Library >
In this video we explain the basic concepts behind geodetic datums, where they are used, and why it is important to know about and use the correct datums.
NGS, in partnership with The COMET Program, has developed additional short videos about the topics of geodesy and mapping. View or download other videos at the NGS Video Library or visit the COMET YouTube Channel to view the entire playist.
