Dr. Bruce Railsback of the University of Georgia's Department of Geology provides this online Atlas of Speleothem Microfabrics. Here he presents petrographic or electron microscope images of most known microfabrics found in stalagmites, stalactites, flowstones, and other chemically precipitated cave deposits. Notes Railsback, "Variation in the mineralogy, shape, size, clarity, orientation, and...

South Florida Information Access of the US Geological Survey has made available a recent Water Resources Investigations report entitled "Inventory and Review of Aquifer Storage and Recovery in Southern Florida." The report discusses which "hydrogeologic and design factors appear to be important to the performance of aquifer storage and recovery in the Floridan aquifer system." Chapters include an...

The National Oceanic and Atmospheric Administration's (NOAA) Ocean Explorer Web site (last mentioned in the March 8, 2002 -NSDL Scout Report for the Life Sciences_ ) has begun several of this seasons explorations. Six new voyages have been, or soon will be undertaken and the Web pages include daily updates, photos, and videos of the research efforts. Studies include biological monitoring of marine...