Bringing together the atmosphere, hydrosphere, and the lithosphere can be a formidable challenge. This classroom activity created by H. Catherine W. Skinner of Yale University manages to do that quite elegantly, and it...

This NOAA Center for Sponsored Coastal Ocean Research (CSCOR) web page features the Monitoring and Event Response for Harmful Algal Blooms (MERHAB) Program. Harmful algal blooms (HABs) are occurring with increasing...

The National Pesticide Information Center (NPIC) was created through a cooperative agreement between Oregon State University and the U.S. Environmental Protection Agency. Its primary function is to provide "objective,...

This is a case study presented by the University of Pittsburgh Department of Pathology, which describes a 15-year-old girl found unresponsive near her bed. Visitors are given patient history, admission data, along with...

This is a case study presented by the University of Pittsburgh Department of Pathology in which a 15-year-old boy presents to the hospital with a five-day history of nausea, vomiting, and low-grade fever. Visitors are...