Technical Reports

1960 - 1969

Keeling, C.D. Mauna Loa Carbon Dioxide Project Report No. 1, 1961. PDF

Keeling, C.D. Mauna Loa Carbon Dioxide Project Report No. 2, 1963. PDF

Kelley, Jr., J.J. An Analysis of Carbon Dioxide in the Arctic Atmosphere at Point Barrow Alaska 1961-1962-1963, 1964. PDF

Keeling, C.D. and J.C. Pales Mauna Loa Carbon Dioxide Project Report No. 3, 1965. PDF

Kelley, Jr., J.J. An Analysis of Carbon Dioxide in the Arctic Atmosphere at Barrow Alaska During 1961-1962-1963, Report No. 2, 1966. PDF

Keeling, C.D. Aircraft Carbon Dioxide Project, Final Report, 1968. PDF

Bischof, W. Carbondioxide Measurements From Aircraft, 1969. PDF

Kelley, Jr., J.J. An Analysis of Carbon Dioxide in the Arctic Atmosphere Near Barrow, Alaska 1961-1967: Final Report, 1969. PDF

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1970 - 1979

Ekdahl, C.A., P.R. Guenther, and C.D. Keeling Mauna Loa Carbon Dioxide Project Report No. 4, 1971. PDF

Ekdahl, C.A., P.R. Guenther, J.L. Riley, and C.D. Keeling Mauna Loa Carbon Dioxide Project Report No. 5, 1973. PDF

Bacastow, R.B., J.A. Adams, C.D. Keeling, D.J. Moss, and J. Riley Mauna Loa Carbon Dioxide Project Report No. 6, 1975. PDF

Keeling, C.D., J.A. Adams, et al. Antarctic Carbon Dioxide Project, Report No. 5, 1976. PDF

Adams, J.A. Volumetric Report I. La Jolla, CA 92093, Scripps Institution of Oceanography, 1977. PDF

Keeling, C.D. and P.R. Guenther The Thermodynamic Ionization Constants of Carbonic Acid: Determination of Ratio of K1 to K2 from Measurements in Very Dilute Aqueous Solutions, 1977. PDF

Guenther, P.R. Laboratory Report: Seawater Equilibration Experiment No. 3, 1978. PDF

Guenther, P.R. Manometer Report II: Manometric Calibrations of Primary Reference Gases and Internal Manometric Volume Calibrations During 1972, 1978. PDF

Guenther, P.R. Manometer Report I: Manometric Calibrations of Primary Reference Gases During 1969 and 1970, 1978. PDF

Keeling, C.D. The Influence of Mauna Loa Observatory on the Development of Atmospheric CO2 Research. Mauna Loa Observatory : a 20th anniversary report. Ed. Miller, John. Silver Spring, Md.: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Research Laboratories, 1978. 35-54.

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1980 - 1989

Guenther, P.R. Manometer Report IV: Internal Manometric Volume Ratio Calibrations During 1974, 1981. PDF

Guenther, P.R. and C.D. Keeling Manometer Report III: Manometric Calibrations of Primary CO2 Reference Gases During 1974, 1981. PDF

Bacastow, R.B., C.D. Keeling, et al. Scripps Reference Gas Calibrating System for Carbon Dioxide in Air Standards: Revision of 1981. A Report Prepared for the Environmental Monitoring Program of the World Meteorological Organization, 1983. PDF

Bacastow, R.B., C.D. Keeling, et al. Scripps Reference Gas Calibrating System for Carbon Dioxide in Nitrogen Standards: Revision of 1980. A Report Prepared for the Environmental Monitoring Program of the World Meteorological Organization, 1983. PDF

Bacastow, R.B., C.D. Keeling, et al. Scripps Reference Gas Calibrating System for Carbon Dioxide in Air Standards: Revision of 1982. A Report Prepared for the Environmental Monitoring Program of the world Meteorological Organization, 1983. PDF

Keeling, C.D., P.R. Guenther, et al. Scripps Reference Gas Calibrating System for Carbon Dioxide in Air Standards: Revision of 1983. A Report Prepared for the Environmental Monitoring Program of the World Meteorological Organization, 1984. PDF

Keeling, C.D., T.P. Whorf, et al. Weather Station ’P’ Carbon Dioxide Project Report. La Jolla, CA 92093, Scripps Institution of Oceanography, 1984. PDF

Piper, S.C., P.R. Guenther, et al. Dissolved Inorganic Carbon Species and Related Chemistry of the Tropical Atlantic Ocean. Results of the Transient Tracers in the Oceans, Tropical Atlantic Study, 1982-1983, Scripps Institution of Oceanography, 1985.

Piper, S.C., P.R. Guenther, et al. Dissolved Inorganic Carbon Species and Related Chemistry of the Tropical Atlantic Ocean. Results of the Transient Tracers in the Oceans, North Atlantic Study, 1980-1981, 1985. PDF

Keeling, C.D., P.R. Guenther, et al. Scripps Reference Gas Calibration System for Carbon Dioxide-in-Air Standards: Revision of 1985. Environmental Pollution Monitoring and Research Programme No. 42, Technical Document WMO/TD-No. 125, 1986. PDF

Keeling, C.D., P.R. Guenther, and T.P. Whorf An Analysis of the Concentration of Atmospheric Carbon Dioxide at Fixed Land Stations and over the Oceans based on Discrete Samples and Daily Averaged Continuous Measurements. Carbon Dioxide Project Report, 1986. PDF

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1990 - 1999

Guenther, P.R., G. Emanuele III, T.J. Lueker, D.J. Moss, E.F. Stewart, and C.D. Keeling Oceanic CO2 Measurements for the WOCE Hydrographic Survey in the Pacific Ocean: Shipboard Alkalinity Measurements on CGC92 Legs 1 and 2, 1992, 1994. PDF

Guenther, P.R., G. Emanuele III, D.J. Moss, T.J. Lueker, and C.D. Keeling Oceanic CO2 Measurements for the WOCE Hydrographic Survey in the Pacific Ocean: Shipboard Alkalinity Measurements on TUNES Leg 3, 1991, 1994. PDF

Guenther, P.R., C.D. Keeling, and G. Emanuele III Oceanic CO2 Measurements for the WOCE Hydrographic Survey in the Pacific Ocean, 1990-1991: Shore Based Analyses, 1994. PDF

Goyet, C., P.R. Guenther, C.D. Keeling, and L.D. Talley Carbon Dioxide, Hydrographic, and Chemical Data Obtained During the R/V Thomas Washington Cruise TUNES-3 in the Equatorial Pacific Ocean (WOCE Section P16C), 1996.

Waterman, P.P., T.A. Tans, C.D. Keeling, and T.A. Boden Quasi-simultaneous CO2 Measurements in the Atmosphere and Surface Ocean Waters from Scripps Institution of Oceanography DOWNWIND, MONSOON, and LUSIAD Expeditions, 1957-1963, 1996. PDF

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2000 - 2009

Bollenbacher, A.F., P.R. Guenther, et al. Calibration Methodology for the Scripps 13C/12C and 18O/16O Stable Isotope Program 1992-1996. A Report for the Global Environmental Monitoring Program of the World Meteorological Organization, 2000. PDF

Dickson, A.G., C.D. Keeling, P.R. Guenther, and J.L. Bullister Carbon Dioxide, Hydrographic, and Chemical Data Obtained During the R/V John V. Vickers Cruise in the Pacific Ocean (WOCE Section P13, NOAA CGC92 Cruise, August 4 - October 21, 1992), 2000.

Guenther, P.R. and C.D. Keeling Manometric Analyses of NOAA Primary CO2 Reference Gas Standards at SIO, 2000. PDF

Keeling, C.D. and S.C. Piper Interannual Variations of Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. III. Simulated Sources and Sinks, 2000.

Keeling, C.D. and S.C. Piper Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. IV. Critical Overview, 2000. PDF

Keeling, C.D., S.C. Piper, et al. Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. I. Global Aspects, 2000. PDF

Piper, S.C., C.D. Keeling, et al. Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. II. A Three-dimensional Tracer Inversion Model to Deduce Regional Fluxes, 2000.

Piper, S.C., C.D. Keeling, et al. Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. III. Sensitivity Tests, 2000. PDF

Guenther, P.R., A.F. Bollenbacher, et al. Calibration Methodology for the Scripps 13C/12C and 18O/16O Stable Isotope Program 1969-2000. A Report Prepared for the Global Environmental Monitoring Program of the World Meteorological Organization, 2001. PDF

Keeling, Charles D and Stephen C Piper Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. IV. Critical Overview , 2001.

Keeling, C.D., S.C. Piper, R.B. Bacastow, M. Wahlen, T.P. Whorf, M. Heimann, and H.A. Meijer Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. I. Global Aspects, 2001. PDF

Keeling, C.D. and T.P. Whorf Atmospheric Carbon Dioxide Concentration at 10 Locations Spanning Latitudes 82ºN to 90ºS, 2001.

Piper, Stephen C, Charles D Keeling, Martin Heimann, and Elisabeth F Stewart Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. II. A Three-Dimensional Tracer Inversion Model to Deduce Regional Fluxes , 2001.

Piper, Stephen C, Charles D Keeling, and Elisabeth F Stewart Exchanges of Atmospheric CO2 and 13CO2 with the Terrestrial Biosphere and Oceans from 1978 to 2000. III. Sensitivity Tests, 2001. PDF

Guenther, P.R., A.F. Bollenbacher, C.D. Keeling, and D. Moss Technical Report: Infrared Analyses of NOAA Primary CO2-in-Air Reference Gas Standards at SIO, 1991-1999, 2002. PDF

Guenther, P.R., G. Emanuele, and C.D. Keeling Addendum: Alternate Formulation of 1985-1999 Calibrations after Re-calibration of 4 cc Chamber Volume of Mercury Manometer, 2002. PDF

Keeling, C.D., P.R. Guenther, G. Emanuele, A.F. Bollenbacher, and D.J. Moss Scripps Reference Gas Calibration System for Carbon Dioxide-in-Nitrogen and Carbon Dioxide-in-Air Standards: Revision of 1999, 2002. PDF

Keeling, C.D., P.R. Guenther, G. Emanuele, A.F. Bollenbacher, and D.J. Moss Appendix to: Scripps Reference Gas Calibration System for Carbon Dioxide-in-Nitrogen and Carbon Dioxide-in-Air Standards: Revision of 1999, A Report Prepared for the Global Environmental Monitoring Program of the World Meteorological Organization, 2002. PDF

Keeling, C.D. and T.P. Whorf Atmospheric Carbon Dioxide Concentrations at 10 Locations Spanning Latitudes 82°N to 90°S, 2004.

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2010 - present

Keeling, R.F., P.R. Guenther, S.J. Walker, and D. Moss Scripps Reference Gas Calibration System for Carbon Dioxide-in-Nitrogen and Carbon Dioxide-in-Air Standards: Revision of 2012, 2016. PDF

Keeling, R.F., L. Welp, and L.M. Merchant Technical report: Early Scripps Pier, La Jolla, CA in-situ atmospheric CO2 mixing ratio measurements, 1957 – 1962, 2016. PDF

Walker, S.J., R.F. Keeling, and S.C. Piper Reconstruction of the Mauna Loa Carbon Dioxide Record using High Frequency APC Data from 1958 through 2004, 2016. PDF

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