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Study finds sea levels have been underestimated, especially in the Global South
Scientists studying coastal flood risk have been working with sea-level estimates that are systematically too low, according ...
Earth, in most renderings, is a smooth sphere with a glossy complexion—a blue marble, as pictures snapped from space have shown us. Earth scientists know that’s not exactly true. Earth, in fact, is an ...
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 ...
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.
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