All kinds of weather information, especially for Las Vegas, Reno, and Elko, but also including other cities in the state as well as regional coverage. Site is searchable. Documents volcanic eruptions going back 10,000 years. There's historical as well as current earthquake information. Includes a list of the last 21 earthquakes worldwide, earthquake history of each state, lots of data on the largest earthquakes, plate tectonics, tsunami information, magnitude scales, links to more sites, and on and on.
Site is searchable by organization or keyword.
A gateway to other sites, including links to university research groups studying aspects of structural geology and petrology, databases, thin section images, and online courses in structural geology and petrology. Searchable site with links organized first under Knowledge, Tools, and Contacts, and then by topic. Includes a section on teaching documents and textbooks online. Some mineral descriptions also include the name origin, environment, and habits. Site also has mineral resource links, some definitions, and photographs from author David Barthelmy s collection.