William J. Randel - Refereed Publications 
                                                           

---------------------------- 2023 ----------------------------------------

Randel, W.J., Covey, C., Polvani, L. & Steiner, A. (2023). Stratospheric temperature. [in "State of the Climate in 2022"]. Bull. Am. Meteorol. Soc., in press.

Randel,W.J.; Johnston, B.R.; Braun, J.J.; Sokolovskiy, S.; Vömel, H.; Podglajen, A.; Legras, B. (2023). StratosphericWater Vapor from the Hunga Tonga–Hunga Ha’apai Volcanic Eruption Deduced from COSMIC-2 Radio Occultation. Remote Sens. 2023, 15, 2167. https://doi.org/10.3390/rs15082167   pdf

---------------------------- 2022 ----------------------------------------

Dubé, K., Zawada, D., Bourassa, A., Degenstein, D., Randel, W., Flittner, D., Sheese, P., and Walker, K. (2022). An improved OSIRIS NO₂ profile retrieval in the upper troposphere–lower stratosphere and intercomparison with ACE-FTS and SAGE III/ISS, Atmos. Meas. Tech., 15, 6163–6180, https://doi.org/10.5194/amt-15-6163-2022

Pan, L. L., Kinnison, D., Liang, Q., Chin, M., Santee, M. L., Flemming, J., et al. (2022). A multimodel investigation of Asian summer monsoon UTLS transport over the Western Pacific. Journal of Geophysical Research: Atmospheres, 127, e2022JD037511. https://doi.org/10.1029/2022JD037511   pdf

Randel, W.J., Covey, C., Polvani, L. & Steiner, A. (2022). Stratospheric temperature. [in "State of the Climate in 2021"]. Bull. Am. Meteorol. Soc., 103 (8), https://doi.org/10.1175/2022BAMSStateoftheClimate.1

Johnston, B., Randel, W.J. & Braun, J. (2022). Interannual variability of tropospheric moisture and temperature and relationships to ENSO using COSMIC-1 GNSS-RO retrievals. J. Climate, 35, 3509-3525, https://doi.org/10.1175/JCLI-D-21-0884.s1  pdf

Dube, K., Randel, W.J., Bourassa, A., & Degenstein, D. (2022). Tropopause-level NOx in the Asian summer monsoon. Geophysical Research Letters, 49, e2022GL099848 https://doi.org/10.1029/2022GL099848  pdf

Solomon, S. and coauthors (2022). On the stratospheric chemistry of midlatitude wildfire smoke. Proc. Nat. Acad. Sci., Vol. 119 No. 10 e2117325119, https://doi.org/10.1073/pnas.2117325119  pdf

Bahramvash Shams, S., Walden, V. P., Hannigan, J. W., Randel, W. J., Petropavlovskikh, I. V., Butler, A. H., and de la Cámara, A. (2022). Analyzing ozone variations and uncertainties at high latitudes during sudden stratospheric warming events using MERRA-2, Atmos. Chem. Phys., 22, 5435–5458, https://doi.org/10.5194/acp-22-5435-2022  pdf

Wang, X., Randel, W., Pan, L., Wu, Y., & Zhang, P. (2022). Transient behavior of the Asian summer monsoon anticyclone associated with eastward eddy shedding. Journal of Geophysical Research: Atmospheres, 127, e2021JD036090. https://doi.org/10.1029/2021JD036090  pdf

---------------------------- 2021 ----------------------------------------

Randel, W.J., Wu, F., Ming, A., & Hitchcock, P. (2021). A simple model of ozone-temperature coupling in the tropical lower stratosphere. Atmos. Chem. Phys., 21, 18531–18542, https://doi.org/10.5194/acp-21-18531-2021  pdf

Rieger, L. A., Randel, W. J., Bourassa, A. E., & Solomon, S. (2021). Stratospheric temperature and ozone anomalies associated with the 2020 Australian New Year fires. Geophysical Research Letters, 48, e2021GL095898. https://doi.org/10.1029/2021GL095898  pdf

Meng, L., Liu, J., Tarasick, D.W., Randel, W.J., Steiner, A.K., Wilhelmsen, H., Wang, L. & Haimberger, L. (2021). Continuous rise of the tropopause in the Northern Hemisphere over 1980-2020. Science  Advances, Vol 7, Issue 45, doi:10.1126/sciadv.abi8065   pdf

Randel, W.J., Covey, C. and Polvani, L. (2021). Stratospheric temperatures and winds. [in "State of the Climate in 2020"]. Bull. Am. Meteorol. Soc., 102, S37-S39, doi:10.1175/BAMS-D-21-0098.1  pdf

Randel, W. J., Wu, F., & Podglajen, A. (2021). Equatorial waves, diurnal tides and small-scale thermal variability in the tropical lower stratosphere from COSMIC-2 radio occultation.  Journal of Geophysical Research: Atmospheres, 126, e2020JD033969. https://doi.org/10.1029/2020JD033969  pdf

Park, M., Randel, W. J., Damadeo, R. P., Flittner, D. E., Davis, S. M., Rosenlof, K. H., et al. (2021). Near-global variability of stratospheric water vapor observed by SAGE III/ISS. Journal of Geophysical Research: Atmospheres, 126, e2020JD034274. https://doi.org/10.1029/2020JD034274  pdf

Scherllin-Pirscher, B., Steiner, A. K., Anthes, R. A., Alexander, M. J., Alexander, S. P., Biondi, R., Birner, T., Kim, J., Randel, W. J., Son, S., Tsuda, T., & Zeng, Z. (2021). Tropical Temperature Variability in the UTLS: New Insights from GPS Radio Occultation Observations, Journal of Climate, 34(8), 2813-2838. DOI:10.1175/JCLI-D-20-0385.1   pdf

Johnston, B.R.; Randel, W.J.; Sjoberg, J.P. (2021). Evaluation of Tropospheric Moisture Characteristics Among COSMIC-2, ERA5 and MERRA-2 in the Tropics and Subtropics. Remote Sens.,13, 880. https://doi.org/10.3390/rs13050880  pdf

Dubé, K., Bourassa, A., Zawada, D., Degenstein, D., Damadeo, R., Flittner,, D. and Randel, W. (2021). Accounting for the photochemical variation in stratospheric NO2 in the SAGE III/ISS solar occultation retrieval. Atmos. Meas. Tech., 14, 557–566, https://doi.org/10.5194/amt-14-557-2021  pdf

Wang, X., Randel, W., & Wu, Y. (2021). Infrequent, rapid transport pathways to the summer North American upper troposphere and lower stratosphere. Geophysical Research Letters, 48, e2020GL089763. https://doi.org/10.1029/2020GL089763  pdf

Davis, S. M., Damadeo, R., Flittner, D., Rosenlof, K. H., Park, M., Randel, W. J., et al. (2021). Validation of SAGE III/ISS solar water vapor data with correlative satellite and balloonborne measurements. Journal of Geophysical Research: Atmospheres, 126, e2020JD033803. https://doi.org/10.1029/2020JD033803  pdf

---------------------------- 2020 ----------------------------------------

Wang, X., Wu, Y., Randel, W.J. and Tilmes, S., 2020: Stratospheric contribution to the summertime high surface ozone events over the western United States. Environ. Res. Lett., 15, https://doi.org/10.1088/1748-9326/abba53  pdf

Steiner, A. K., and coauthors, 2020: Observed temperature changes in the troposphere and stratosphere from 1979 to 2018. J. Climate, 33, 8165-8194. DOI:10.1175/JCLI-D-19-0998.1  pdf

Randel, W.J., Covey, C. and Polvani, L., 2020: Stratospheric temperature. [in "State of the Climate in 2019"]. Bull. Am. Meteorol. Soc., 101, S32-S34, https://doi.org/10.1175/BAMS-D-20-0104.1 pdf

Newton, R., and Randel, W.J., 2020: Observations of upper troposphere temperature inversions in the Indian monsoon and their links to convectively forced quasi-stationary Kelvin waves. J. Atmos. Sci., 77, 2835-2846. DOI:10.1175/JAS-D-20-0042.1  pdf

Ho, S-P., and coauthors, 2020: The COSMIC/FORMOSAT-3 Radio Occultation Mission after 12 years: Accomplishments, Remaining Challenges, and Potential Impacts of COSMIC-2. Bull. Am. Meteorol. Soc., https://doi.org/10.1175/BAMS-D-18-0290.1  pdf

Dube, K., Randel, W.J., Bourassa, A., Zawada, D., McLinden, C., Degenstein, D., 2020: Trends and variability in stratospheric NOx derived from merged SAGE II and OSIRIS satellite observations. J.Geophys. Res. Atmospheres, https://doi.org/10.1029/2019JD031798  pdf

----------------------------2019-------------------------------------------

Gettelman, A., and coauthors (2019). The Whole Atmosphere Community Climate Model Version 6 (WACCM6). Journal of Geophysical Research: Atmospheres, 124, https://doi.org/10.1029/2019JD030943.  pdf

Christy, J.R., Covey, C. & Randel, W. (2019). Stratospheric temperature and winds. [in "State of the Climate in 2018"]. Bull. Amer. Meteorol., Soc., 100 (9), S19-S20, doi:10.1175/2019BAMSStateoftheClimate.1

Randel, W., & Park, M. (2019). Diagnosing observed stratospheric water vapor relationships to the cold point tropical tropopause. Journal of Geophysical Research: Atmospheres, 124, https://doi.org/10.1029/2019JD030648   pdf

Abalos, M., Polvani, L., Calvo, N., Kinnison, D., Ploeger, F., Randel, W., & Solomon, S. (2019). New insights on the impact of ozone-depleting substances on the Brewer-Dobson circulation. Journal of Geophysical Research: Atmospheres, 124, 2435–2451, https://doi.org/10.1029/2018JD029301  pdf

---------------------------- 2018 ----------------------------------------

Tweedy, O.,V., D.W. Waugh, W.J. Randel, M. Abalos, L.D. Oman and D.E. Kinnison, 2018:The impact of boreal summer ENSO events on tropical lower stratospheric ozone. J. Geophys. Res., 123,  https://doi.org/10.1029/2018JD029020.  pdf

Luo, J., and coauthors, 2018: Space-time variability of UTLS chemical distribution in the Asian summer monsoon viewed by limb and nadir satellite sensors. Atmos. Chem. Phys., 18, 12511–12530,
https://doi.org/10.5194/acp-18-12511-2018.  pdf

Randel, W.J., 2018: The seasonal fingerprint of climate change. Science, 361, Issue 6399, pp. 227-228, DOI:10.1126/science.aat9097.  pdf

Maycock, A.C., and coauthors, 2018: Revisiting the mystery of stratospheric temperature trends. Geophys. Res. Lett., doi:10.1029/2018GL078035.  pdf  

Rieckh, T., R. Anthes, W.J. Randel, S.-P. Ho and U. Foelsche, 2018: Evaluating tropospheric humidity from GPS radio occultation, radiosonde, and AIRS from high-resolution time series. Atmos. Meas. Tech., 11, 3091–3109, https://doi.org/10.5194/amt-11-3091-2018.  pdf   supplement

Kim, J., W.J. Randel and T. Birner, 2018: Convectively driven tropopause-level cooling and its influences on stratosphere moisture. J. Geophys. Res., 123, https://doi.org/10.1002/2017JD027080.  pdf

Polvani, L.M., M. Abalos, R.R. Garcia, D.E. Kinnison and W.J. Randel, 2018: Significant weakening of the Brewer-Dobson circulation trends over the 21st century as a consequence of the Montreal Protocol. Geophys. Res. Lett., doi:10.1002/2017GL075345.  pdf

Hitchcock, P., P.H. Haynes, W.J. Randel and T. Birner, 2018: The emergence of shallow easterly jets within QBO westerlies. J. Atmos. Sci., 75, 21-40, DOI:10.1175/JAS-D-17-0108.1.  pdf

---------------------------- 2017 ----------------------------------------

Podglajen, A., and coauthors, 2017: Small-scale wind fluctuations in the tropical tropopause layer from aircraft measurements: occurrence, nature and impact on vertical mixing. J. Atmos. Sci., 74, 3847-3869, doi:10.1175/JAS-D-17-0010.1.  pdf

Abalos, M., W.J. Randel, D.E. Kinnison and R.R. Garcia, 2017: Using the artificial tracer e90 to examine present and future UTLS tracer transport in WACCM. J. Atmos. Sci., 74, 3383-3401, doi: 10.1175/JAS-D-17-0135.1.  pdf

Randel, W. J., Polvani, L., Wu, F., Kinnison, D. E., Zou, C.-Z., & Mears, C., 2017: Troposphere-stratosphere temperature trends derived from satellite data compared with ensemble simulations from WACCM. Journal of Geophysical Research: Atmospheres, 122. https://doi.org/10.1002/2017JD027158.  pdf

Park, M., Randel, W. J., Kinnison, D. E., Bourassa, A. E., Degenstein, D. A., Roth, C. Z., McLinden, C.A., Sioris, C.E., Livesey, N.E, and Santee, M. L., 2017: Variability of stratospheric reactive nitrogen and ozone related to the QBO. J. Geophys. Res., 122, https://doi.org/10.1002/2017JD027061.  pdf   supplemental material

Tweedy, O.V., and coauthors, 2017: Response of trace gases to the disrupted 2015-2016 quasi-biennial oscillation. Atmos. Chem. Phys., 17, 6813–6823, https://doi.org/10.5194/acp-17-6813-2017. pdf

Tweedy, O.V., D.W. Waugh, R.S. Stolarski, L.D. Oman, W.J. Randel and M. Abalos, 2017: Hemispheric differences in the annual cycle of tropical lower stratospheric transport and tracers. J. Geophys. Res., 122, 7183–7199, doi:10.1002/2017JD026482.  pdf

Rieckh, T., Anthes, R., Randel, W., Ho, S.-P., and Foelsche, U., 2017: Tropospheric dry layers in the Tropical Western Pacific: Comparisons of GPS radio occultation with multiple data sets, Atmos. Meas. Tech., 10, 1093–1110, doi:10.5194/amt-10-1093-2017.  pdf

Pan, L.L. and coauthors, 2017: The convective Transport of Active Species in the Tropics (CONTRAST) Experiment. Bull. Am. Meteorol. Soc., 98, 106-128, doi:10.1175/BABS-D-14-00272.1. pdf

Scherllin-Pirscher, B., W. J. Randel and J. Kim, 2017: Tropical temperature variability and Kelvin wave activity in the UTLS from GPS RO measurements. Atmos. Chem. Phys., 17, 793-806,  doi:10.5194/acp-2016-576.  pdf

---------------------------- 2016 ----------------------------------------

Zhang, K., W.J. Randel and R. Fu, 2016: Relationships between outgoing longwave radiation and diabatic heating in reanalyses. Clim. Dynamics, doi 10.1007/s00382-016-3501-0.  pdf   supplement

Pan, L.L., S.B. Honomichl, D.E. Kinnison, M. Abalos, W.J. Randel, J.W. Bergman and J. Bian, 2016: Transport of chemical tracers from the boundary layer to stratosphere associated with dynamics of the Asian summer monsoon. J. Geophys. Res., 121, doi:10.1002/2016JD25616. pdf

Randel, W.J., L. Rivoire, L.L. Pan and S.B. Honomichl, 2016: Dry layers in the tropical troposphere observed during CONTRAST and global behavior from GFS analyses. J. Geophys. Res., doi:10.1002/2016JD025841.   pdf    Supporting Info   Highlight

Abalos, M., W.J. Randel and T. Birner, 2016: Phase-speed spectra of eddy tracer fluxes linked to isentropic stirring and mixing in the upper troposphere and lower stratosphere. J. Atmos. Sci., 73, 4711-4730, DOI:10.1175/JAS-D-16-0167.1   pdf

Randel, W. J., L. L. Pan, and J. C. Bian, 2016: Workshop on dynamics, transport and chemistry of the UTLS Asian Monsoon. Adv. Atmos. Sci., 33(9), 1096–1098, doi: 10.1007/s00376-016-6169-9. pdf

Randel, W.J., A.K. Smith, F. Wu, C.-Z. Zou and H. Qian, 2016: Stratospheric temperature trends over 1979-2015 derived from combined SSU, MLS and SABER satellite observations. J. Climate, 29, 4843-4859, doi:10.1175/JCLI-D-15-0629.1  pdf  (merged data are available here)

Garny, H., and W.J. Randel, 2016: Transport pathways from the Asian monsoon anticyclone to the stratosphere. Atmos. Chem. Phys., 16, 2703–2718, doi:10.5194/acp-16-2703-2016.   pdf

Kim, J., W.J. Randel, T. Birner and M. Abalos, 2016: Spectrum of wave forcing associated with the annual cycle of upwelling at the tropical tropopause. J. Atmos. Sci., 73, 855-868.  pdf

Seidel, D.J., J. Li, C. Mears, I. Moradi, J. Nash, W.J. Randel, R. Saunders, D.W.J. Thompson and C.-Z. Zou, 2016: Stratospheric temperature changes during the satellite era. J. Geophys. Res., doi:10.1002/2015JD024039. pdf

---------------------------- 2015 ----------------------------------------

Pan, L. L., et al., 2015: Bimodal distribution of free tropospheric ozone over the tropical western Pacific revealed by airborne observations, Geophys. Res. Lett., 42, doi:10.1002/2015GL065562. pdf

Randel, W. J., K. Zhang, and R. Fu, 2015: What controls stratospheric water vapor in the NH summer monsoon regions?, J. Geophys. Res., 120, 7988–8001, doi:10.1002/2015JD023622.  pdf

Abalos, M., B. Legras, F. Ploeger and W.J. Randel, 2015: Evaluating the advective Brewer-Dobson circulation in three reanalyses for the period 1979-2012. J. Geophys. Res., 120, doi:10.1002/2015JD023182.  pdf

Wang, T., Dessler, A. E., Schoeberl, M. R., Randel, W. J., and Kim, J.-E., 2015: The impact of temperature vertical structure on trajectory modeling of stratospheric water vapor, Atmos. Chem. Phys., 15, 3517-3526, doi:10.5194/acp-15-3517-2015.  pdf

Randel, W.J. and F. Wu, 2015: Variability of zonal mean tropical temperatures derived from a decade of GPS radio occultation data. J. Atmos. Sci., 72, 1261-1275, doi:10.1175/JAS-D-14-0216.1.  pdf

---------------------------- 2014 ----------------------------------------

Fueglistaler, S., M. Abalos, T. J. Flannaghan, P. Lin, and W. J. Randel, 2014: Variability and trends in dynamical forcing of tropical lower stratospheric temperatures. Atmos. Chem. Phys., 14, 13439–13453, doi:10.5194/acp-14-13439-2014.  pdf

Abalos, M., W.J. Randel and E. Serrano, 2014: Dynamical forcing of sub-seasonal variability in the tropical Brewer-Dobson circulation. J. Atmos. Sci., 71, 3439-3453, doi:10.1175/JAS-D-13-0366.1. pdf

Bourassa, A.E., D. A. Degenstein, W.J. Randel, J.M. Zawodny, E. Kyrola, C.A. McLinden, C.E. Sioris and C.Z. Roth, 2014: Trends in stratospheric ozone derived from merged SAGE II and Odin-OSIRIS satellite observations. Atmos. Chem. Phys., 14, 6983–6994, doi:10.5194/acp-14-6983-2014. pdf

Wang, T., W.J. Randel, A. Dessler, M. Schoeberl and D. Kinnison, 2014: Trajectory model simulation of ozone (O3) and carbon monoxide (CO) in the lower stratosphere. Atmos. Chem. Phys., 14, 7135–7147, doi:10.5194/acp-14-7135-2014.  pdf

---------------------------- 2013 ----------------------------------------

Hartmann, D.L., and co-authors, 2013: Stratospheric Water Vapor, in: Observations: Atmosphere and Surface. In: Climate Change 2013: The Physical Science Basis. Contribution of Working Group I to the Fifth Assessment Report if the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA.  link to IPCC Report

Garny, H. and W.J. Randel, 2013: Dynamic variability of the Asian monsoon anticyclone observed in potential vorticity and correlations with tracer distributions. J. Geophys. Res.,118, 13,421–13,433, doi:10.1002/2013JD020908.  pdf

Abalos, M., F. Ploeger, P. Konopka, W.J. Randel, and E. Serrano, 2013: Ozone seasonality above the tropical tropopause: reconciling the Eulerian and Lagrangian perspectives of transport processes. Atmos. Chem. Phys., 13, 10787-10794, doi:10.5194/acp-13-10787-2013.  pdf

Abalos, M., Randel, W. J., Kinnison, D. E., and Serrano, E., 2013: Quantifying tracer transport in the tropical lower stratosphere using WACCM, Atmos. Chem. Phys., 13, 10591-10607, doi:10.5194/acp-13-10591-2013.  pdf

Biondi, R., S.-P. Ho, W. J. Randel, T. Neubert and S. Syndergaard, 2013: Tropical cyclone cloud-top height and vertical temperature structure detection using GPS radio occultation measurements. J. Geophys. Res., VOL. 118, 1–13, doi:10.1002/jgrd.50448. pdf

Tereszchuk, K. A., Moore, D. P., Harrison, J. J., Boone, C. D., Park, M., Remedios, J. J., Randel, W. J., and Bernath, P. F, 2013.: Observations of peroxyacetyl nitrate (PAN) in the upper troposphere by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS), Atmos. Chem. Phys., 13, 5601–5613, www.atmos-chem-phys.net/13/5601/2013/, doi:10.5194/acp-13-5601-2013. pdf

Randel, W.J., and E.J. Jensen, 2013: Physical processes in the tropical tropopause layer and their role in a changing climate. Nature Geoscience, 6, 169-176, doi:10.1038/ngeo1733  pdf

Park, M., W. J. Randel, D. E. Kinnison, L. K. Emmons, P. F. Bernath, K. A. Walker, C. D. Boone, and N. J. Livesey, 2013: Hydrocarbons in the upper troposphere and lower stratosphere observed from ACE-FTS and comparisons with WACCM, J. Geophys. Res. Atmos., 118, doi:10.1029/2012JD018327.  pdf

Young, P. J., A. H. Butler, N. Calvo, L. Haimberger, P. J. Kushner, D. R. Marsh, W. J. Randel, and K. H. Rosenlof, 2013: Agreement in late twentieth century Southern Hemisphere stratospheric temperature trends in observations and CCMVal-2, CMIP3, and CMIP5 models, J. Geophys. Res. Atmos., 118, doi:10.1002/jgrd.50126. pdf

---------------------------- 2012 ----------------------------------------

Abalos, M., W.J. Randel and E. Serrano, 2012: Variability in upwelling across the tropical tropopause and correlations with tracers in the lower stratosphere. Atmos. Chem. Phys., 12, 11505–11517, doi:10.5194/acp-12-11505-2012.  pdf

Thompson, D.W.J., D. J. Seidel, W.J. Randel, C.-Z. Zou, A.H. Butler, C. Mears, A. Osso, C. Long, and R. Lin, 2012: The mystery of recent stratospheric temperature trends. Nature, 29 November 2012, Vol. 491, 692-697, doi:10.1038/nature11579. pdf

Scherllin-Pirscher, B., C. Deser, S.-P. Ho, C. Chou, W. Randel, and Y.-H. Kuo, 2012: The vertical and spatial structure of ENSO in the upper troposphere and lower stratosphere from GPS radio occultation measurements, Geophys. Res. Lett., 39, L20801, doi:10.1029/2012GL053071. pdf

Bourassa, A.E., A. Robock, W.J. Randel, T. Deshler, L.A. Rieger, N.D. Lloyd, E.J. Llewellyn and D. A. Degenstein, 2012: Large volcanic aerosol load in the stratosphere linked to Asian monsoon transport. Science, 6 July 2012, Vol. 337 no. 6090, pp. 78-81, doi:10.1126/science.1219371.  pdf  supplementary material comment1 comment 2 response to comments 

Biondi, R., W. J. Randel, S.-P. Ho, T. Neubert, and S. Syndergaard, 2012: Thermal structure of intense convective clouds derived from GPS radio occultations. Atmos. Chem. Phys., 12, 5309–5318, doi:10.5194/acp-12-5309-2012.  pdf

Randel, W.J., E. Moyer, M. Park, E. Jensen, P. Bernath, K. Walker and C. Boone, 2012: Global variations of HDO and HDO/H2O ratios in the UTLS derived from ACE-FTS satellite measurements. J. Geophys. Res., VOL. 117, D06303, doi:10.1029/2011JD016632. pdf

---------------------------- 2011 ----------------------------------------

Cionni, I., and coauthors, 2011: Ozone database in support of CMIP5 simulations: results and corresponding radiative forcing. Atmos. Chem. Phys., 11, 11267-11292. pdf

Taylor, J.R., W.J. Randel and E. Jensen, 2011: Cirrus cloud-temperature interactions in the tropical tropopause layer: a case study. Atmos. Chem. Phys., 11, 10085–10095, doi:10.5194/acp-11-10085-2011.  pdf

Gettelman, A., P. Hoor, L. Pan, W.J. Randel, T. Birner and M. Hegglin, 2011: The extra tropical upper troposphere and lower stratosphere.  Rev. Geophys., 49, RG3003, doi:10.1029/2011RG000355. pdf

Garney, H., M. Dameris, W. J. Randel, G.E. Bodeker and R. Deckert, 2011: Dynamically forced increase of tropical upwelling in the lower stratosphere.  J. Atmos. Sci., 68, 1214-1233, DOI: 10.1175/2011JAS3701.1.  pdf

Randel, W.J., and A.M. Thompson, 2011: Interannual variability and trends in tropical ozone derived from SAGE II satellite data and SHADOZ ozonesondes.. J. Geophys. Res., 116, D07303, doi:10.1029/2010JD015195.  pdf

Keckhut, P., and coauthors, 2011: An evaluation of uncertainties in monitoring middle atmosphere temperatures with the ground-based lidar network in support of space observations.  J. Atmos. Sol. Terr. Phys., 73, 627-642. pdf

Garcia, R.R., W.J. Randel and D.E. Kinnison, 2011: On the determination of age of air trends from atmospheric trace species. J. Atmos. Sci., 68, 139-154.  pdf

Forster, P.M., D.W.J. Thompson, and coauthors, 2011: Stratospheric changes and climate, Chapter 4 in Scientific Assessment of Ozone Depletion: 2010, Global Ozone Research and Monitoring Project- Report No. 52, 516 pp., World Meteorological Organization, Geneva, Switzerland.  link to assessment report

---------------------------- 2010 ----------------------------------------

Randel, W.J., 2010: Variability and trends in stratospheric temperature and water vapor. in The Stratosphere: Dynamics, Transport and Chemistry, Geophys. Monogr. Ser. 190, American Geophysical Union, Polvani, Sobel and Waugh, Eds, pp. 123-135, doi:10.1029/2009GM000870.  pdf

Manzini, E., K. Matthes and coauthors, 2010: Natural Variability of Stratospheric Ozone. In SPARC CCMval (2010), SPARC Report on the Evaluation of Chemistry-Climate Models, V. Eyring, T.G. Shepherd, D.W. Waugh (Eds.), SPARC Report No. 5, WCRP-132, WMO/TD-No. 1526.  link to SPARC report

Free, M. and W. Randel, 2010: Stratospheric temperatures. [in "State of the Climate in 2009"]. Bull. Amer. Meteor. Soc., 91, S28-S29.

Calvo, N., R.R. Garcia, W.J. Randel and D. Marsh, 2010: Dynamical mechanism for the increase in tropical upwelling in the lowermost tropical stratosphere during warm ENSO events. J. Atmos. Sci., 67, 2331-2340.  pdf

Randel, W.J., and F. Wu, 2010: The polar summer tropopause inversion layer. J. Atmos. Sci., 67, 2572-2581.  pdf

Randel, W.J., M. Park, L. Emmons, D. Kinnison, P. Bernath, K. Walker, C. Boone and H. Pumphrey, 2010: Asian monsoon transport of pollution to the stratosphere. Science, 328, 611,  doi:10.1126/science.1182274. pfd  supplemental material

---------------------------- 2009 ----------------------------------------

Randel, W.J., R.R. Garcia, N. Calvo and D. Marsh, 2009: ENSO influence on zonal mean temperature and ozone in the tropical lower stratosphere. Geophys. Res. Lett., 36, L15822, doi:10.1029/2009GL039343.  pdf

Austin, J., and co-authors, 2009: Coupled chemistry climate model simulations of stratospheric temperatures and their trends for the recent past.  Geophys. Res. Lett., 36, L13809, doi:10.1029/2009GL038462.  pdf

Pan, L. L., W. J. Randel, J. C. Gille, W. D. Hall, B. Nardi, S. Massie, V. Yudin, R. Khosravi, P. Konopka, and D. Tarasick (2009), Tropospheric intrusions associated with the secondary tropopause, J. Geophys. Res., 114, D10302, doi:10.1029/2008JD011374. pdf

Park, M., W.J. Randel, L. Emmons and N. Livesey, 2009: Transport pathways of carbon monoxide in the Asian summer monsoon diagnosed from from Model of Ozone and Related Tracers
(MOZART). J. Geophys. Res., 114, D08303, doi:10.1029/2008JD010621.  pdf

Randel, W.J., and coauthors, 2009: An update of observed stratospheric temperature trends.  J. Geophys. Res., 114, D02107, doi:10.1029/2008JD01042. pdf

---------------------------- 2008 ----------------------------------------

Randel, W.J., R.R. Garcia and F. Wu, 2008: Dynamical balances and tropical stratospheric upwelling. J. Atmos. Sci., 65, 3584-3595. pdf

Garcia, R.R., and W.J. Randel, 2008: Acceleration of the Brewer-Dobson circulation due to increases in greenhouse gases. J. Atmos. Sci., 65, 2731-2739. pdf

Anthes, R.A., and coauthors, 2008: The COSMIC/FORMOSAT-3 Mission: Early results. Bull. Am. Meteorol. Soc., 89, 313-333. pdf

Park, M., W. J. Randel, L. Emmons, P. Bernath, K. Walker and C. Boone, 2008: Chemical isolation of the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data. Atmospheric Chemistry and Physics, 8, 757–764. pdf

Zeng, Z., W. Randel, S. Sokolovskiy, C. Deser, Y.-H. Kuo, M. Hagan, J. Du, and W. Ward, 2008: Detection of migrating diurnal tide in the tropical upper troposphere and lower stratosphere using the Challenging Minisatellite Payload radio occultation data, J. Geophys. Res., 113, D03102, doi:10.1029/2007JD008725. pdf

Shine, K.P., J. J. Barnett and W.J. Randel, 2008: Temperature trends derived from Stratospheric Sounding Unit radiances: the effect of increasing CO2 on the weighting function.  Geophys. Res., Lett., 35, L02710, doi:10.1029/2007GL032218. pdf

Seidel, D. J., Q. Fu, W.J. Randel and T. Reichler, 2008: Widening of the tropical belt in a changing climate. Nature Geoscience, 1, 21-24. pdf

---------------------------- 2007 ----------------------------------------

Randel, W.J., M. Park, F. Wu and N. Livesey, 2007: A large annual cycle in ozone above the tropical tropopause linked to the Brewer-Dobson circulation.  J. Atmos. Sci., 64, 4479-4488. pdf

---------------------------- 2006 ----------------------------------------

Randel, W.J., and co-authors, 2004: The SPARC intercomparison of middle atmosphere climatologies. J. Climate, 17, 986-1003. pdf

Park, M., W.J. Randel, D.E. Kinnison, R.R. Garcia and W. Choi, 2004: Seasonal variation of methane, water vapor and nitrogen oxides near the tropopause: Satellite observations and model simulation. J. Geophys. Res., 109, D03302, doi:10.1029/2003JD003706. pdf

Randel, W.J., F. Wu, S. Oltmans, K. Rosenlof and G. Nedoluha, 2004: Interannual changes of stratospheric water vapor and correlations with tropical tropopause temperatures. J. Atmos. Sci., 61, 2133-2148. pdf

Chipperfield, M.P., and W.J. Randel (co-lead authors), et al., 2003: Global ozone: Past and future. World Meteorological Organization (WMO) Scientific Assessment of Ozone Depletion:2002. Global Ozone Research and Monitoring Project - Report No. 47, Geneva.

Randel, W.J., 2003: Zonal mean climatology. Encyclopedia of Atmospheric Sciences, Holton, Curry and Pyle, Eds., Academic Press, 1358-1366.  pdf

Randel, W.J., F. Wu and W. Rivera Rios, 2003: Thermal variability of the tropical tropopause region derived from GPS/MET observations. J. Geophys. Res., 108, 10.1029/2002JD002595 (January 2003). pdf

Massie, S., W. Randel, F. Wu, D. Baumgardner, and M. Hervig, 2003: Halogen Occultation Experiment and Stratospheric Aerosol and Gas Experiment II observations of tropopause cirrus and aerosol during the 1990s, J. Geophys. Res., 108(D7), 4222, doi:10.1029/2002JD002662. pdf

Pan, L. L., W. J. Randel, H. Nakajima, S. T. Massie, H. Kanzawa, Y. Sasano, T. Yokota, and T. Sugita, S. Hayashida, and S. Oshchepkov, 2002: Satellite observation of dehydration in the Arctic Polar stratosphere, Geophys. Res. Lett.,29(8), 10.1029/2001GL014147, 2002. pdf

Randel, W.J., R.R. Garcia and F. Wu, 2002: Time dependent upwelling in the tropical lower stratosphere estimated from the zonal mean momentum budget. J. Atmos. Sci., 59, 2141-2152. pdf

Randel, W.J., F. Wu and R. Stolarski, 2002: Changes in column ozone correlated with the stratospheric EP flux. J. Meteorol. Soc. Japan, 80, 849-862. pdf

Randel, W.J., and 14 co-authors, 2002: SPARC Intercomparison of Middle Atmosphere Climatologies. SPARC Report No. 3, 96 pp. Edited by W. Randel, M.-L. Chanin and C. Michaut. pdf

Massie, S., A. Gettelman, W. Randel and D. Baumgardner, 2002: Distribution of tropical cirrus in relation to convection. J. Geophys. Res., 107, 10.1029/2001JD001293. pdf

Randel, W.J., F. Wu, A. Gettelman, J.M. Russell, J. M. Zawodny and S.J. Oltmans, 2001: Seasonal variation of water vapor in the lower stratosphere observed in Halogen Occultation Experiment data. J. Geophys. Res., 106, 14313-14326. pdf

Gettelman, A., W.J. Randel, S. Massie, F. Wu, W.G. Read, and J.M. Russell, 2001: El Nino as a natural experiement for studying the tropical tropopause region. J. Climate, 14, 3375-3392. pdf

Ramaswamy, V., and co-authors, 2001: Stratospheric temperature trends: observations and model simulations. Rev. Geophysics, 39, 71-122. pdf

---------------------------- 2000 ---------------------------------------

Pawson, S., K. Kodera, W.J. Randel, et al., 2000: The GCM-reality intercomparison project for SPARC (GRIPS): Scientific issues and initial results. Bull. Am. Meteorol. Soc., 81, 781-796.

Randel, W.J., F. Wu and D. Gaffen, 2000: Interannual variability of the tropical tropopause derived from radiosonde data and NCEP reanalysis. J. Geophys. Res., 105, 15509-15524. pdf

Pan., L., E. Hintsa, E.M. Stone, E. Weinstock and W. Randel, 2000: Seasonal cycle of water vapor and saturation mixing ratio in the lowermost stratosphere.J. Geophys. Res., 105, 26519-26530.

Newchurch, M.J., and coauthors, 2000: Upper stratospheric ozone trends 1979-1998. J. Geophys. Res., 105, 14625-14636.

Randel, W.J., F. Wu, J.M. Russell III, J. M. Zawodny and J. Nash, 2000: Interannual changes in stratospheric constituents and global circulation derived from satellite data. AGU Monograph on Atmospheric Science across the Stratopause, D.E. Siskind, S.D. Eckerman and M.E. Summers, Eds., p. 271-285.  pdf

Zhang, R., N. Sanger, R. Orville, X. Tie, W. Randel and E. Williams, 2000: Enhanced NOx by lightning in the upper troposphere and lower stratosphere inferred from UARS global NO2 measurements. Geophys. Res. Lett., 27, 685-688.

Gettelman, A., and co-authors, 2000: Distribution and variability of water vapor in the upper troposphere and lower stratosphere.  Chapter 3 in SPARC Assessment of upper tropospheric and stratospheric water vapor. SPARC Report No. 2, 312 pp., Edited by D. Kley, J.M. Russell III and C. Phillips.

Randel, W.J., and P.A. Newman, 1999: The Stratosphere in the Southern Hemisphere. Chapter 6 of the AMS Monograph Meteorology of the Southern Hemisphere. Published by the American Meteorological Society, pp. 243-282. pdf

Stone, E.M., W.J. Randel and J.L. Stanford, 1999: Transport of passive tracers in baroclinic wave life cycles. J. Atmos. Sci., 56, 1364-1381. pdf

Randel, W.J., F. Wu, R. Swinbank, J. Nash, and A. O'Neill, 1999: Global QBO circulation derived from UKMO stratospheric analyses.J. Atmos. Sci., 56, 457-474.  pdf

Waugh, D.W., and W.J. Randel, 1999: Climatology of Arctic and Antarctic polar vortices using elliptical diagnostics.J. Atmos. Sci., 56, 1594-1613.  pdf

Randel, W.J., and F. Wu, 1999: Cooling of the Arctic and Antarctic polar stratosphere due to ozone depletion. J. Climate, 12, 1467-1479. pdf

Udelhofen, P., P. Gies, C. Roy and W.J. Randel, 1999: Analysis of surface ultraviolet (UV) radiation measurements, ozone, and cloud cover over Australia. J. Geophys. Res., 19135-19160. pdf

Randel, W.J., F. Wu, J.M. Russell III and J.W. Waters, 1999: Space-time patterns of trends in stratospheric constituents dericed from UARS observations.J. Geophys. Res., 104, 3711-3727. pdf

Chanin, M.-L., V. Ramaswamy, D. Gaffen, W.J. Randel, R. Rood and M. Shiotani, 1999: Trends in stratospheric temperatures. Chapter 5 of the Scientific Assessment of Ozone Depletion: 1998. World Meteorological Organization Report No. 44, Geneva.

Ravishankara, A.R., T.G. Shepherd, W.J. Randel, et al., 1999: Lower stratospheric processes. Chapter 7 of the Scientific Assessment of Ozone Depletion: 1998. World Meteorological Organization Report No. 44, Geneva.

Randel, W.J., R.S. Stolarski, D.M. Cunnold, J.A. Logan and M.J. Newchurch and J.M. Zawodny, 1999: Trends in the vertical distribution of ozone.Science, 285, 1689-1692. pdf

Hagan, M.E., M.D. Burrage, J.M. Forbes, W.J. Randel and X. Zhang, 1999: QBO effects on the diurnal tide in the upper atmosphere.Earth Planets Space, 51, 571-578.

Waugh, D.W., W.J. Randel and S. Pawson, 1999: Persistence of the lower stratospheric polar vortices. J. Geophys. Res., 104, 27191-27202

Randel, W.J., and F. Wu, 1999: A stratospheric ozone trends data set for global modeling studies. Geophys. Res. Lett., 26, 3089-3092.  pdf

Solomon, S., R. Portman, R. Garcia, W.J. Randel, et al., 1998: Ozone depletion at midlatitudes: Coupling of volcanic aerosols and temperature variability to anthropogenic chlorine. Geophys. Res. Lett., 25, 1871-1874.

Stratospheric Processes and their Role in Climate (SPARC), 1998: Assessment of trends in the vertical distribution of ozone. SPARC Report No. 1, 416 pp. Edited by N. Harris, R. Hudson and C. Philips. (Lead author for Chapter 3: Ozone change as a function of altitude). 

Massie, S.T., W.J. Randel, et al., 1997: Simultaneous observations of polar stratospheric clouds and HNO3 over Scandanavia in January 1992.Geophys. Res. Lett., 24, 595-598

Harris, N.R.P., W.J. Randel, et al., 1997: Trends in stratospheric and free tropospheric ozone. J. Geophys. Res., 102, 1571-1590.

Pan, L., S. Solomon, W.J. Randel, et al., 1997: Hemispheric asymmetries and seasonal variations of the lowermost stratosphere water vapor and ozone derived from SAGE II data. J. Geophys. Res., 102, 28,177-28,184.

Tie, X.-X., C. Granier, W.J. Randel and G.P. Brasseur, 1997: Effects of interannual variation of temperature on heterogeneous reactions and stratospheric ozone. J. Geophys. Res., 102, 23,519-23,527.

Waugh, D.W., T.M. Hall., W.J. Randel, et al., 1997: Three-dimensional simulations of long-lived tracers using winds from MACCM2.J. Geophys. Res., 102, 21,493-21,513.

Randel, W.J., and F. Wu, 1996: Isolation of the ozone QBO in SAGE II data by singular value decomposition. J. Atmos. Sci., 53, 2546-2559. pdf

Lawrence, B.N., and W.J. Randel, 1996: Variability in the mesosphere observed by the NIMBUS 6 PMR. J. Geophys. Res., 101, 23,475-23,489.  pdf

Ramaswamy, V., M.D. Schwartzkopf, and W.J. Randel, 1996: Fingerprint of ozone depletion in the spatial and temporal pattern of recent lower stratosphere cooling. Nature, 382, 616-618.

Stone, E.M., W.J. Randel, J.L. Stanford, W.G. Read and J.W. Waters, 1996: Baroclinic wave variations observed in MLS upper tropospheric water vapor. Geophys. Res. Lett., 23, 2967-2970. pdf

Randel, W.J., and F. Wu, 1995: TOMS total ozone trends in potential vorticity coordinates. Geophys. Res. Lett., 22, 683-686. pdf

Harris, N.R.P., W.J. Randel, et al., 1995: Ozone Measurements. Chapter 1 of The Scientific Assessment of Ozone Depletion: 1994.World Meteorological Organization Report No. 37.

Randel, W.J., F. Wu, J.M. Russell III, J. Waters, and L. Froidevaux, 1995: Ozone and temperature changes in the stratosphere following the eruption of Mt. Pinatubo. J. Geophys. Res., 100, 16,753-15,764. pdf

Randel, W.J., 1994: Observations of the 2-day wave in NMC stratospheric analyses. J. Atmos. Sci., 51, 306-313.  pdf

Randel, W.J., and R.R. Garcia, 1994: Application of a planetary wavebreaking parameterization to stratospheric circulation statistics. J. Atmos. Sci., 51, 1157-1168. pdf

Randel, W.J., and J.B. Cobb, 1994: Coherent variations of monthly mean total ozone and lower stratospheric temperature.J. Geophys. Res., 99, 5433-5447. pdf

Randel, W.J., 1994: Filtering and Data Preprocessing for Time Series Analyses. Chapter 10 for 'Probabilistic and Statistical Methods in the Physical Sciences', Volume 29 in "Methods in Experimental Physics", Edited by J. Stanford and S. Vardeman, Academic Press, 542 pp.  pdf

Randel, W.J., B.A. Boville, J.C. Gille, P.L. Bailey, S.T. Massie, J. Kumer, J. Mergenthaler and A. Roche, 1994: Simulation of stratospheric N2O in the NCAR CCM2: Comparisons with CLAES data and global budget analyses. J. Atmos. Sci., 51, 2834-2845.  pdf

Randel, W.J., 1993: Global normal mode Rossby waves observed in stratospheric ozone data. J. Atmos. Sci., 50, 406-420. pdf

Randel, W.J., 1993: Global variations of zonal mean ozone during stratospheric warming events. J. Atmos. Sci., 50, 3308-3321. pdf

Randel, W.J., 1993: Ideas flow on Antarctic vortex. Nature, 364, 105-106. pdf

Randel, W.J., J.C. Gille, A.E. Roche, J.B. Kumer, J.L. Mergenthaler, J.W. Waters, E.F. Fishbein and W.A. Lahoz, 1993: Stratospheric transport from tropics to middle latitudes by planetary wave mixing. Nature, 365, 533-535. pdf

Manney, G.L., and W.J. Randel, 1993: Instability at the winter stratopause: A mechanism for the 4-day wave. J. Atmos. Sci., 50, 3928-3938.  pdf

Randel, W.J., 1992: Upper tropospheric equatorial waves in ECMWF analyses.Quart. J. Roy. Meteorol. Soc., 118, 365-394. pdf

Boville, B.A., and W.J. Randel, 1992: Equatorial waves in a stratospheric GCM: Effects of vertical resolution. J. Atmos. Sci., 49, 785-801.  pdf

Randel, W.J., and I.M. Held, 1991: Phase speed spectra of transient eddy fluxes and critical layer absorption. J. Atmos. Sci., 48, 688-697. pdf

Randel, W.J., and L.R. Lait, 1991: Dynamics of the 4-day wave in the Southern Hemisphere winter stratosphere. J. Atmos. Sci., 48, 2496-2508.  pdf

Randel, W.J., and J.C. Gille, 1991: Kelvin wave variability in the upper stratosphere observed in SBUV ozone data.J. Atmos. Sci., 48, 2336-2349.  pdf

Randel, W.J., 1990: Coherent wave-zonal mean flow interactions in the troposphere. J. Atmos. Sci., 47, 439-456.  pdf

Randel, W.J., 1990: A comparison of the dynamic life-cycles of tropospheric medium-scale waves and stratospheric planetary waves. Dynamics, Transport and Photochemistry in the Middle Atmosphere of the Southern Hemisphere. Dordrect, Reidel, pp. 91-109.  pdf

Randel, W.J., and D.L. Williamson, 1990: A comparison of the climate simulated by the NCAR Community Climate Model (CCM1:R15) with ECMWF analyses. J. Climate, 3, 608-633.

Randel, W.J., 1990: Kelvin wave induced trace constituent oscillations in the equatorial stratosphere. J. Geophys. Res., 95, 18,641-18,652.  pdf

Randel, W.J., B.A. Boville and J.C. Gille, 1990: Observations of planetary mixed Rossby-gravity waves in the upper stratosphere.J. Atmos. Sci., 47, 3078-3091.  pdf

Randel, W.J., 1988: The seasonal evolution of planetary waves in the Southern Hemisphere stratosphere and troposphere.Quart. J. Roy. Meteorol. Soc., 114, 1385-1409. pdf

Randel, W.J., 1998: Further modification of time-longitude lag-correlation diagrams: Application to three dimensional wave propagation. Tellus, 40A, 557-571. pdf

Newman, P.A. and W.J. Randel, 1988: Coherent ozone-dynamical changes in the Southern Hemisphere spring, 1979-1986. J. Geophys. Res., 93, 12,585-12,606.

Randel, W.J., 1988: The anomalous circulation in the Southern Hemisphere stratosphere during spring 1987. Geophys. Res. Lett., 15, 911-914.

Randel, W.J., 1987: A study of planetary waves in the southern winter troposphere and stratosphere. Part I: Wave structure and vertical propagation. J. Atmos. Sci., 44, 917-935. pdf

Randel, W.J., D.E. Stevens and J.L. Stanford, 1987: A study of planetary waves in the southern winter troposphere and stratosphere. Part II: Life cycles. J. Atmos. Sci., 44, 936-949.  pdf

Randel, W.J., and B.A. Boville, 1987: Observations of a major stratospheric warming during December 1984. J. Atmos. Sci., 44, 2179-2186

Randel, W.J., 1987: The evaluation of winds from geopotential height data in the stratosphere. J. Atmos. Sci., 44, 3097-3120.  pdf

Randel, W.J., and J.L. Stanford, 1985: An observational study of medium-scale wave dynamics in the Southern Hemisphere summer. Part I: Wave structure and energetics. J. Atmos. Sci., 42, 1172-1188.

Randel, W.J., and J.L. Stanford, 1985: An observational study of medium-scale wave dynamics in the Southern Hemisphere summer. Part II: Stationary-transient wave interference. J. Atmos. Sci., 42, 1189-1197.

Randel, W.J., and J.L. Stanford, 1985: The observed life cycle of a baroclinic instability. J. Atmos. Sci., 42, 1364-1373. pdf