No audio available for this content. On Aug. 10, the National Geodetic Survey (NGS) released its latest experimental geoid model, xGeoid18. In early 2019, NGS is scheduled to release its next hybrid ...
Modern Engineering Marvels on MSN
Scientists found a major flaw in how sea levels are measured
One of the basic reference points in coastal science has been less reliable than many researchers assumed. A growing body of work now shows that sea-level estimates can drift off course when ...
No audio available for this content. My last column highlighted an ArcGIS web application that incorporates various datasets and data layers to assist surveyors planning vertical control surveys. On ...
A meta-analysis of sea-level rise studies shows a majority of assessments mistakenly used geoid models rather than land elevation data.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results