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Constructing high quality three-dimensional (3D) geological models of coal seams from multi-source data, such as boreholes and geological maps, is a crucial task in seam distribution analysis and ...
Mount Rainier on Tuesday experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected.
A map by USGS, based on the latest data, collected in 2019, shows that use is most prevalent across Iowa, Missouri, Kansas, Illinois, Indiana, Ohio, Kentucky, with other states also using the ...
Nearly two dozen state geological surveys depend heavily on federal funds. A proposed budget cut could slow or stop key geologic mapping work.