Environmental watchdog group specializes in revealing environmental problems. From this site you can find breaking stories and accurate information on past problems. A comprehensive guide to links about minerals and mineral data, geological maps on the web, guides to teaching resources, meteorological sites, and much more. Here you will find mineral lists, arranged both alphabetically and systematically. Information about each mineral includes its formula, crystal structure, and journal references.
Pictures are available for uncommon minerals.
A collection of recommended earth science resources including information about ecosystems, general geological resources, volcanoes, and earthquakes. It also has sections of images, maps, and exhibits. News Releases, Educational Resources, Internet Resources, Fact Sheets, etc. Access to the USGS databases, its special collections, and news about its activities. Environmental data in the fields of marine geology and geophysics, paleoclimatology, solar-terrestrial physics, solid earth geophysics, and glaciology.