Dr. Joseph D. Ortiz

Dr. Joseph D. Ortiz is an Associate Research Scientist at the Lamont-Doherty Earth Observatory.  His primary academic interest is Earth System History with emphasis on paleoceanography and climate change. He uses a variety of research methods to approach problems in his field from a process-driven perspective.  These methods include: marine micropalenotology, carbon and oxygen stable isotope geochemistry, noninvasive sediment physical properties measurements, and geo-statistics. He received a Ph.D. in Oceanography in 1995 from the College of Oceanic and Atmospheric Sciences at Oregon State University, and a B.S. with Honors in Aquatic Biology from Brown University in 1988. He has participated in numerous oceanographic research cruises in the Pacific, North Atlantic, and South Atlantic, and has presented invited scientific lectures at institutions throughout the United States, Europe, and Asia. His findings have been published in a number of scientific journals.