• Telephone: 858-534-7582
• Email: rkeeling@ucsd.edu
• Location: 312 Vaughan Hall

Ralph Keeling is the current program director of the Scripps CO₂ Program. He is also a Professor and the Principle Investigator for the Atmospheric Oxygen Research Group at SIO.

Research Interests

• Measurements of variations in atmospheric oxygen
• Recent perturbations to the global carbon cycle
• Air-sea gas exchange
• Detection of ocean heat storage and transport using atmospheric gases
• Paleoclimate theory

Education

• B.S., Yale University, Connecticut
• Ph.D., Harvard University

Selected Publications

• 2004. Measurement of changes in atmospheric Ar/N2 ratio using a rapid-switching, single-capillary mass spectrometer system: Tellus: 56B: 322-338.
• 2002. The change in ocean oxygen inventory associated with recent global warming. Proceedings of the National Academy of Sciences: 99:7848-7853.
• 2001. Antarctic stratification and glacial CO2. Nature: 412:605-606.
• 2001. Antarctic sea ice and the control of Pleistocene climate instability. Paleoceanography: 16:112-131,330-334.
• 2000. The influence of Antarctic sea ice on glacial-interglacial CO2 variations. Nature: 404:171-174.
• 1998. Seasonal variations in the atmospheric O2/N2 ratio in relation to the kinetics of air-sea gas exchange. Global Biogeochemical Cycles: 12:141-163.
• 1996. Global and hemispheric CO2 sinks deduced from changes in atmospheric O2 concentration. Nature: 381:218-221.