Geology
Geology
Studies on the occurrence and formation of earth materials that can be used for economic, technological, or industrial purposes. Several tools, including geochemistry, geologic mapping, geochronology, electron microscopy, tectonics, structural geology, and crustal fluid flow, are used to advance understanding of orebody formation in the Earth’s crust.
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Environmental Studies of the World Trade Center Area After the September 11, 2001 Attack
USGS scientists conducted a remote sensing and mineralogical characterization study of lower Manhattan around the WTC after the September 11, 2001 attack.