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2971-2974.

Lindzen, R.S., 1995: The importance and nature of the water vapor budget in nature and models. In Climate Sensitivity to Radiative Perturbations: Physical Mechanisms and their Validation, NATO ASI Series 1: Global Environmental Change, 34, H. Le Treut (editor), Springer-Verlag, Deidelberg, 331pp.

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Ramanathan, V., and W. Collins, 1991: Thermodynamic regulation of ocean warming by cirrus clouds deduced from observations of the 1987 El Nino. Nature, 351, 27-32.

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Soden, B. J., and R. Fu, 1995: A satellite analysis of deep convection, upper tropospheric humidity, and the greenhouse effect. J. Climate, 8, 2333-2351.

Spencer, R.W., and J.R. Christy, 1992: Precision and radiosonde validation of satellite gridpoint temperature anomalies, Part I: MSU channel 2. J. Climate, 5, 847-857.

Spencer, R.W., and W.D. Braswell, 1997: How dry is the tropical troposphere? Implications for global warming theory. Bull. Amer. Meteor. Soc., 78, 1097-1106.

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Sci., 50, 1643-1660.

Roy W. Spencer

NASA/Marshall Space Flight Center
Global Hydrology and Climate Center
Huntsville, Alabama 35806

(205) 922-5960 (voice)

(205) 922-5788 (fax) roy.spencer@msfc.nasa.gov (e-mail)

RESEARCH AREAS:

Satellite information retrieval techniques, passive microwave remote sensing, satellite precipitation retrieval, global temperature monitoring, space sensor definition, satellite meteorology.

Space Science and Engineering Center, Madison, Wisconsin 12/81-7/83: Research Associate

Space Science and Engineering Center, Madison, Wisconsin

SPECIAL ASSIGNMENTS:

U.S. Science Team Leader, Advanced Microwave Scanning Radiometer, 1996-present Principal Investigator, a Conically-Scanning Two-look Airborne Radiometer for ocean wind vector retrieval, 1995-present.

1996.

1990.

U.S. Science Team Leader, Multichannel Microwave Imaging Radiometer Team, 1992

Member, TOVS Pathfinder Working Group, 1991-1994.

Member, NASA HQ Earth Science and Applications Advisory Subcommittee, 1990-1992.
Expert Witness, U.S. Senate Committee on Commerce, Science, and Transportation,

Principal Investigator, High Resolution Microwave Spectrometer Sounder for the Polar

Principal Investigator, an Advanced Microwave Precipitation Radiometer for rainfall monitoring. 1987-present.

Principal Investigator, Global Precipitation Studies with the Nimbus-7 SMMR and DMSP SSM/I, 1984-present.

Principal Investigator, Space Shuttle Microwave Precipitation Radiometer, 1985. Member, Japanese Marine Observation Satellite (MOS-1) Validation Team, 1978-1990. Chairman, Hydrology Subgroup, Earth System Science Geostationary Platform Committee, 1978-1990.

Executive Committee Member, WetNet - An Earth Science and Applications and Data System Prototype, 1987-1992.

Member, Science Steering Group for the Tropical Rain Measuring Mission (TRMM),

1986-1989

Member, TRMM Space Station Accommodations Analysis Study Team, 1987-1991. Member, Earth System Science Committee (ESSC) Subcommittee on Precipitation and Winds, 1986.

Technical Advisor, World Meteorological Organization Global Precipitation Climatology Project, 1986-1992.

REFEREED JOURNAL ARTICLES/ BOOK CONTRIBUTIONS(lead author)

Spencer, R.W., and W.D. Braswell, 1997: How dry is the tropical free troposphere? Implications for global warming theory. Bull. Amer. Meteor. Soc., 78.

Spencer, R.W., J.R. Christy, and N.C. Grody, 1996: Analysis of "Examination of "Global atmospheric temperature monitoring with satellite microwave measurements"". Climatic Change, 33, 477-489.

Spencer, R.W., W. M. Lapenta, and F. R. Robertson, 1995: Vorticity and vertical motions diagnosed from satellite deep layer temperatures. Mon. Wea. Rev., 123, 1800-1810.

Spencer, R.W., R.E. Hood, F.J. LaFontaine, E.A. Smith, R. Platt, J. Galliano, V.L. Griffin, and E. Lobl, 1994: High-resolution imaging of rain systems with the Advanced Microwave Precipitation Radiometer. J. Atmos. Oceanic Tech., 11, 849-857.

Spencer, R.W., 1994: Oceanic rainfall monitoring with the microwave sounding units. Rem. Sens. Rev., 11, 153-162.

Spencer, R.W., 1994: Global temperature monitoring from space. Adv. Space Res., 14, (1)69(1)75.

Spencer, R.W., 1993: Monitoring of global tropospheric and stratospheric temperature trends. Atlas of Satellite Observations Related to Global Change, Cambridge University Press.

Spencer, R.W., 1993: Global oceanic precipitation from the MSU during 1979-92 and comparisons to other climatologies. J. Climate, 6, 1301-1326.

Spencer, R.W., and J.R. Christy, 1993: Precision lower stratospheric temperature monitoring with the MSU: Technique, validation, and results 1979-91. J. Climate, 6, 1301-1326.

Spencer, R.W., and J.R. Christy, 1992a: Precision and radiosonde validation of satellite gridpoint temperature anomalies, Part I: MSU channel 2. J. Climate, 5, 847-857.

Spencer, R.W., and J.R. Christy, 1992b: Precision and radiosonde validation of satellite gridpoint temperature anomalies, Part II: A tropospheric retrieval and trends during 1979-90. J. Climate, 5,

858-866.

Spencer, R.W., J.R. Christy, and N.C. Grody, 1990: Global atmospheric temperature monitoring with satellite microwave measurements: Method and results, 1979-84. J. Climate, 3, 1111-1128.

Spencer, R.W., and J.R. Christy, 1990: Precise monitoring of global temperature trends from satellites. Science, 247, 1558-1562.

Spencer, R.W., H.M. Goodman, and R.E. Hood, 1989: Precipitation retrieval over land and ocean with the SSM/I: identification and characteristics of the scattering signal. J. Atmos. Oceanic Tech., 6, 254-273.

Spencer, R.W., M.R. Howland, and D.A. Santek, 1986: Severe storm detection with satellite microwave radiometry: An initial analysis with Nimbus-7 SMMR data. J. Climate Appl. Meteor., 26, 749-754.

Spencer, R.W., 1986: A Satellite passive 37 GHz scattering based method for measuring oceanic rain rates. J. Climate Appl. Meteor., 25, 754-766.

Spencer, R.W., and D.A. Santek, 1985: Measuring the global distribution of intense convection over land with passive microwave radiometry. J. Climate Appl. Meteor., 24, 860-864.

Spencer, R.W., 1984: Satellite passive microwave rain rate measurement over croplands during spring, summer, and fall. J. Climate Appl. Meteor., 23, 1553-1562.

Spencer, R.W., B.B. Hinton, and W.S. Olson, 1983: Nimbus-7 37 GHz radiances correlated with radar rain rates over the Gulf of Mexico. J. Climate Appl. Meteor., 22, 2095-2099.

Spencer, R.W., D.W. Martin, B.B. Hinton, and J.A. Weinman, 1983: Satellite microwave radiances correlated with radar rain rates over land. Nature, 304, 141-143.

Spencer, R.W., W.S. Olson, W. Rongzhang, D.W. Martin, J.A. Weinman, and D.A. Santek, 1983: Heavy thunderstorms observed over land by the Nimbus-7 Scanning Multichannel Microwave Radiometer. J. Climate Appl. Meteor., 22, 1041-1046.

Christy, John R., R.W. Spencer, and W.D. Braswell, 1997: How accurate are satellite thermometers? Nature, 25 September.

McGaughey, G., E.J. Zipser, R.W. Spencer, and R.E. Hood, 1996: High-resolution passive microwave observations of convective systems over the tropical Pacific Ocean. J. Appl. Meteor., 35, 1921-1962.

Christy, J.R., R.W. Spencer, and R.T. McNider, 1995: Reducing noise in the MSU daily lowertropospheric temperature dataset. J. Climate, 8, 888-896.

AWARDS:

from

1996: AMS Special Award "for developing a global, precise record of earth's temperature

operational polar-orbiting satellites, fundamentally advancing our ability to monitor climate."

1991: NASA Exceptional Scientific Achievement Medal

1990: Alabama House of Representatives Resolution #624
1989: MSFC Center Director's Commendation