Smithsonian Environmental Research Center

Kimbra Cutlip, Smithsonian Environmental Research Center, June 2004
April 1, 2010
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Kimbra Cutlip, Smithsonian Environmental Research Center, June 2004

Research Technician Jim Duls adjusts an instrument for measuring soil elevation in conjunction with the long-term CO2 study. The instrument will help determine where the excess carbon dioxide is going in the CO2 experiment.