The Handbook of Geoscience - Tapa dura

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Frank R. Spellman, PhD, is a retired assistant professor of environmental health at Old Dominion University, Norfolk, Virginia, and the author of more than 136 books covering topics ranging from concentrated animal feeding operations (CAFOs) to all areas of environmental science and occupational health. Many of his texts are readily available online, and several have been adopted for classroom use at major universities throughout the United States, Canada, Europe, and Russia; two have been translated into Spanish for South American markets. Dr. Spellman has been cited in more than 550 publications. He serves as a professional expert witness for three law groups and as an incident/accident investigator for the U.S. Department of Justice and a northern Virginia law firm. In addition, he consults on homeland security vulnerability assessments for critical infrastructures including water/wastewater facilities nationwide and conducts pre-Occupational Safety and Health Administration (OSHA)/Environmental Protection Agency EPA audits throughout the country. Dr. Spellman lectures on sewage treatment, water treatment, and homeland security and lectures and safety topics throughout the country and teaches water/wastewater operator short courses at Virginia Tech (Blacksburg, Virginia). He surveyed the drinking water ancient distribution system at Machu Picchu and studied Darwin's Finches in the Galapagos Islands. In addition, he studied water pollution in Coco, Ecuador. He holds a BA, in public administration, a BS in business management, an MBA, and an MS and PhD in environmental engineering.

Melissa L. Stoudt is a radiation controls training instructor at an atomic power laboratory. Previously, she instructed students and officers of the US Navy in proper radiation controls and handling of radioactive material.