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References

  • Elliott, W. P., On detecting long-term changes in atmospheric moisture, Clim. Change, 31, 349367, 1995.
  • Elliott, W. P., J. K. Angell, Variations of cloudiness, precipitable water and relative humidity over the United States: 1973–1993, Geophys. Res. Lett., 24, 4144, 1997.
  • Eyre, J. R., G. Kelly, A. P. McNally, E. Andersson, A. Persson, Assimilation of TOVS radiances through one-dimensional variational analysis, Q. J. R. Meteorol. Soc., 119, 14271463, 1993.
  • Fjeldbo, G., A. J. Kliore, V. R. Eshleman, The neutral atmosphere of Venus as studied with the Mariner V radio occultation experiments, Astron. J., 76, 123140, 1971.
  • Gurvich, A. S., T. G. Krasil'nikova, Navigation satellites for radio sensing of the Earth's atmosphere, Sov. J. Remote Sens., 7, 11241131, 1990.
  • Hajj, G. A., E. R. Kursinski, W. I. Bertiger, S. S. Leroy, T. K. Meehan, L. J. Romans, J. T. Schofield, Initial results of GPS-LEO occultation measurements of Earth's atmosphere obtained with the GPS-MET experimentin Proceedings of the IAG Symposium on G1, GPS Trends in Precise Terrestrial and Spaceborne ApplicationsSpringer-VerlagNew York, 1996.
  • Kalnay, E., et al., The NCEP/NCAR 40-year reanalysis project, Bull. Am. Meteorol. Soc., 77, 437471, 1996.
  • Kiehl, J. T., K. E. Trenberth, Earth's annual global mean energy budget, Bull. Am. Meteorol. Soc., 78, 197208, 1997.
  • Kursinski, E. R., G. A. Hajj, Zonal variability of water vapor derived from the Global Positioning System occultation observations during June-July 1995, J. Geophys. Res., 2000.
  • Kursinski, E. R., G. A. Hajj, K. R. Hardy, Atmospheric profiles from radio occultation measurements of GPS satellites, Proceedings of the Conference 1935 of the International Society for Optical Engineering (SPIE), SPIE Pap., 1935-13, Soc. for Opt. Eng., Bellingham, Wash., 1993.
  • Kursinski, E. R., G. A. Hajj, K. R. Hardy, L. J. Romans, J. T. Schofield, Observing tropospheric water vapor by radio occultation using the Global Positioning System, Geophys. Res. Lett., 22, 23652368, 1995.
  • Kursinski, E. R., et al., Initial results of radio occultation observations of Earth's atmosphere using the Global Positioning System, Science, 271, 11071110, 1996.
  • Kursinski, E. R., G. A. Hajj, J. T. Schofield, R. P. Linfield, K. R. Hardy, Observing Earth's atmosphere with radio occultation measurements using the Global Positioning System, J. Geophys. Res., 102, 2342923465, 1997.
  • Leroy, S. S., Measurement of geopotential heights by GPS radio occultation, J. Geophys. Res., 102, 69716986, 1997.
  • McNally, A. P., M. Vesperini, Variational analysis of humidity information from TOVS radiances, Q. J. R. Meteorol. Soc., 122, 15211544, 1996.
  • Meehan, T. K., J. M. Srinivasan, D. J. Spitzmesser, C. E. Dunn, J. Y. Ten, J. B. Thomas, T. N. Munson, C. B. Duncan, The TurboRogue GPS receiverSixth International Geodetic Symposium on Satellite PositioningOhio State Univ.Columbus, OhioMarch 18, 1992.
  • Peixoto, J. P., A. H. Oort, Physics of Climate, 520, Am. Inst. of Phys., New York, 1992.
  • Rocken, C., et al., Analysis and validation of GPS/MET data in the neutral atmosphere, J. Geophys. Res., 102, 2984929866, 1997.
  • Ross, R. J., W. P. Elliott, Tropospheric water vapor climatology and trends over North America: 1973–93, J. Clim., 9, 35613574, 1996.
  • Shine, K. P., A. Sinha, Sensitivity of the Earth's climate to height dependent changes in the water vapor mixing ratio, Nature, 354, 382384, 1991.
  • Smith, E. K., S. Weintraub, The constants in the equation for atmospheric refractive index at radio frequencies, Proc. IRE, 41, 10351037, 1953.
  • Soden, B. J., F. P. Betherton, Interpretation of TOVS water vapor radiances in terms of layer-average relative-humidities: Method and climatology for the upper, middle, and lower troposphere, J. Geophys. Res., 101, 93339343, 1996.
  • Spencer, R. W., W. D. Braswell, How dry is the tropical free troposphere?—Implications for global warming theory, Bull. Am. Meteorol. Soc., 78, 10971106, 1997.
  • , The role of water vapor in climate, A strategic research plan for the proposed GEWEX water vapor project (GVaP), NASA Conf. Publ., 3120D. O'C. Starr, S. H. Melfi, and , 1991.
  • Thayer, G. D., An improved equation for the radio refractive index of air, Radio Sci., 9, 803807, 1974.
  • Tyler, G. L., Radio propagation experiments in the outer solar system with Voyager, Proc. IEEE, 75, 14041431, 1987.
  • Uppala, S., Performance of TOVS data in the ECMWF reanalysis 1979–1993Tech. Memo. 233Eur. Cent. for Medium-Range Weather Forecasts Res. Dep., Reading, England, 1997.
  • Vorob'ev, V. V., T. G. Krasil'nikova, Estimation of the accuracy of the atmospheric refractive index recovery from Doppler shift measurements at frequencies used in the NAVSTAR system, Phys. Atmos. Ocean, 29, 602609, 1994.
  • Waliser, D. E., C. Gautier, A satellite-derived climatology of the ITCZ, J. Clim., 6, 21622174, 1993.
  • Ware, R., et al., GPS sounding of the atmosphere from low Earth orbit—Preliminary results, Bull. Am. Meteorol. Soc., 77, 1940, 1996.
  • Wittmeyer, I. L., T. H. VonderHaar, Analysis of the global ISCCP TOVS water vapor climatology, J. Clim., 7, 325, 1994.
  • Yunck, T. P., G. F. Lindal, C. H. Liu, The role of GPS in precise earth observationSymposium on IEEE Position, Location and NavigationInst. of Electr. and Electron. Eng.Orlando, Fla.Nov. 29–Dec. 2, 1988.