Xiangming Xiao, Ph.D., and Tim Filley, Ph.D. (IMAGE)
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Xiangming Xiao, Ph.D., (left) and Tim Filley, Ph.D., showcase the tools at the University of Oklahoma's Stable Isotope Measurement Facility, located in the Stephenson Research and Technology Center. Directed by Filley, the facility will analyze isotopes of carbon, nitrogen and other elements to track how soils, plants and water are changing across the state's grasslands.
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University of Oklahoma
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