http://www.webverve.com/Science/Geology/ Learn about geology, the field of science dedicated to studying the Earth's history, structure, motion, rocks, and minerals. Sites address the major subdisciplines of geology such as seismology, plate tectonics, volcanology, geologic time, mineralogy.http://www.geosociety.orgAdvancing the geosciences, enhancing the professional growth of its members, and promoting the geosciences in the service of humankindTue, 31 Jul 2007 15:26:12 GMT