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James Jacobs

James A. Jacobs (San Francisco, CA) is chief hydrogeologist at Environmental Bio-Systems, Inc., has more than 20 years of environmental geology experience. He is the co-author, with Stephen Testa, of "Oil Spills and Gas Leaks". Stephen M. Testa (Sacramento, CA) is executive officer of the California State Mining and Geology Board and past-president of both the American Institute of Professional Geologists and the American Geological Institute.