The US Geological Survey (USGS) has released its first map of potential geologic hydrogen reserves in the United States, ...
the Geological Earth Mapping Experiment led by NASA and the U.S. Geological Survey to map critical minerals across more than 190,000 square miles (500,000 square kilometers) of North American soil.
A team of USGS researchers in Flagstaff are working to develop an all new geologic map of the Grand Canyon region.