Ozone climatology, trends, and substances that control ozone

Atmosphere - Ocean

Volumn 46, Issue 1, 2008, Pages 39-67

  Fioletov, Vitali E ^a  

^a ENVIRONMENT CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACCUMULATION; ATMOSPHERIC CHEMISTRY; BROMINE; CHLORINE; MONTREAL PROTOCOL; OZONE DEPLETION; STRATOSPHERE; TREND ANALYSIS; TROPOSPHERE;

EID: 43849105723     PISSN: 07055900     EISSN: None     Source Type: Journal    
DOI: 10.3137/ao.460103     Document Type: Review

References (164)

1. ALLAART, M.A.F.; H. KELDER and L. C. HEIJBOER. 1993. On the relation between ozone and potential vorticity. Geophys. Res. Lett. 20: 811-814.
2. ANDERSON, J.; J.M. RUSSELL, S. SOLOMON and L.E. DEAVER. 2000. Halogen occultation experiment confirmation of stratospheric chlorine decreases in accordance with the Montreal Protocol. J. Geophys. Res. 105: 4483-4490.
3. ANDREWS, D.G.; J.R. HOLTON and C.B. LEOVY. 1987. Middle Atmosphere Dynamics. Academic Press, London.
4. BALDWIN, M.P.; L.J. GRAY, T.J. DUNKERTON, K. HAMILTON, P.H. HAYNES, W.J. RANDEL, J.R. HOLTON, M.J. ALEXANDER, I. HIROTA, T. HORINOUCHI, D.B.A. JONES, J.S. KINNERSLEY, C. MARQUARDT, K. SATO and M. TAKAHASHI. 2001. The quasi-biennial oscillation. Rev. Geophys, 39: 179-230.
5. BERNATH, P.F.; C.T. MCELROY, M.C. ABRAMS, C.D. BOONE, M. BUTLER, C. CAMY-PEYRET, M. CARLEER, C. CLERBAUX, P.-F. COHEUR, R. COLIN, P. DECOLA, M. DE MAZIRE, J.R. DRUMMOND, D. DUFOUR, W.F.J. EVANS, H. FAST, D. FUSSEN, K. GILBERT, D.E. JENNINGS, E.J. LLEWELLYN, R.P. LOWE, E. MAHIEU, J.C. MCCONNELL, M. MCHUGH, S.D. MCLEOD, R. MICHAUD, C. MIDWINTER, R. NASSAR, F. NICHITIU, C. NOWLAN, C.P. RINSLAND, Y.J. ROCHON, N. ROWLANDS, K. SEMENIUK, P. SIMON, R. SKELTON, J.J. SLOAN, M.-A. SOUCY, K. STRONG, P. TREMBLAY, D. TURNBULL, K.A. WALKER, I. WALKTY, D.A. WARDLE, V. WEHRLE, R. ZANDER and I. ZOU. 2005. Atmospheric Chemistry Experiment (ACE): Mission Overview. Geophys. Res. Lett. 32: L15S01, doi:10.1029/2005GL022386.
6. BLAKE, N.J.; D.R. BLAKE, I.J. SIMPSON, J.P. LOPEZ, N.A.C. JOHNSTON, A.L. SWANSON, A.S. KATZENSTEIN, S. MEINARDI, B.C. SIVE, J.J. COLMAN, E. ATLAS, F. FLOCKE, S.A. VAY, M.A. AVERY and F.S. ROWLAND. 2001. Large-scale latitudinal and vertical distributions of NMHCs and selected halo-carbons in the troposphere over the Pacific Ocean during the March-April 1999 Pacific Exploratory Mission (PEM-Tropics B). J. Geophys. Res. 106: 32627-32644.
7. BLOOMFIELD, P.; G. OEHLERT, M.L. THOMPSON and S. ZEGER. 1983. A frequency domain analysis of trends in Dobson total ozone records. J. Geophys. Res. 88: 8512-8522.
8. BODEKER, G.E.; B.J. CONNOR, J.B. LILEY and W.A. MATTHEWS. 2001. The global mass of ozone: 1978-1998. Geophys. Res. Lett. 28: 2819-2822.
9. BOJKOV, R.D.; C.S. ZEREFOS, D.S. BALIS, I.C. ZIOMAS and A.F. BAIS. 1993. Record low total ozone during northern winters of 1992 and 1993. Geophys. Res. Lett. 20: 1351-1354.
10. BOJKOV, R.D.; V.E. FIOLETOV, D.S. BALIS, C.S. ZEREFOS, T.V. KADYGROVA and A.M. SHALAMJANSKY. 1995. Further ozone decline during northern hemisphere winter-spring of 1994-1995 and the new record low ozone over Siberia. Geophys. Res. Lett. 22: 2729-2732.
11. BOJKOV, R.D. and V.E. FIOLETOV. 1995. Estimating the global ozone characteristics during the last 30 years. J. Geophys. Res. 100: 16,537-16,551.
12. BOJKOV, R.D. and V.E. FIOLETOV. 1996. Total ozone variations in the tropical belt: An application for quality of ground-based measurements. Meteorol. Atmos. Phys. 58: 223-240.
13. BOJKOV, R.D. and V.E. FIOLETOV. 1997. Changes of the lower stratospheric ozone over Europe and Canada. J. Geophys. Res. 102: 1337-1347.
14. BOJKOV, R.D.; E. KOSMIDIS, J.J. DELUISI, I. PETROPAVLOVSKIKH, V.E. FIOLETOV, S. GODIN and C. ZEREFOS. 2002. Vertical ozone distribution characteristics deduced from similar to 44,000 re-evaluated Umkehr profiles (1957-2000). Meteorol. Atmos. Phys. 79: 127-158.
15. BOWMAN, K.P. 1989. Global patterns of the quasi-biennial oscillation in total ozone. J. Atmos. Sci. 46: 3328-3343.
16. BOWMAN, K.P. and A.J. KRUEGER. 1985. A global climatology of total ozone from the Nimbus 7 total ozone mapping spectrometer. J. Geophys. Res. 90: 7967-7976.
17. BRASSEUR, G. 1993. The response of the middle atmosphere to long-term and short-term solar variability: A two-dimensional model. J. Geophys. Res. 98: 23079-23090.
18. BREWER, A.W. 1949. Evidence for a world circulation provided by the measurements of helium and water vapour distribution in the stratosphere. Q. J. R. Meteorol. Soc. 75: 351-363.
19. BRINKSMA, E.J.; Y.J. MEIJER B.J. CONNOR, G.L. MANNEY, J.B. BERGWERFF, G.E. BODEKER, I.S. BOYD, J.B. LILEY, W. HOGERVORST, J.W. HOVENIER, N.J. LIVESEY and D.P.J. SWART. 1998. Analysis of record-low ozone values during the 1997 winter over Lauder, New Zealand. Geophys. Res. Lett. 25: 2785-2788.
20. BURROWS, W. 1997. CART regression models for predicting UV radiation at the ground in the presence of cloud and other environmental factors. J. Appl. Meteorol. 36: 531-544.
21. BURROWS, W.; M. VALLÉE, D. I. WARDLE, J. B. KERR, L. J. WILSON and D. W. TARASICK. 1994. The Canadian operational procedure for forecasting total ozone and UV radiation. Meteorol. Apps. 1: 247-265.
22. CARIOLLE, D. and M. DÉQUÉ. 1986. Southern hemisphere medium-scale waves and total ozone disturbances in a spectral general circulation model. J. Geophys. Res. 91: 10825-10846.
23. CHANDRA, S. and R. S. STOLARSKI. 1991. Recent trends in stratospheric total ozone: Implications of dynamical and El Chichon perturbations. Geophys. Res. Lett. 18: 2277-2280.
24. CHANDRA, S. and R.D. MCPETERS. 1994. The solar cycle variation of ozone in the stratosphere inferred from Nimbus-7 and NOAA-11 satellites. J. Geophys. Res. 99: 20665-20671.
25. CÔTÉ, J.; S. GRAVEL, A. MÉTHOT, A. PATOINE, M. ROCH and A. STANIFORTH. 1998. The operational CMC-MRB global environmental multiscale (GEM) model. Part I: Design considerations and formulation. Mon. Weather Rev. 126: 1373-1395.
26. CRUTZEN, P. J. 1970. The influence of nitrogen oxides on the atmospheric ozone content. Q. J. R. Meteorol. Soc. 96: 320-325.
27. CUNNOLD, D.M.; E.-S. YANG, M.J. NEWCHURCH, G.C. REINSEL, J.M. ZAWODNY and J.M. RUSSELL III. 2004. Comment on "Enhanced upper stratospheric ozone: Sign of recovery or solar cycle effect?" by W. Steinbrecht et al. J. Geophys. Res. 109: D14305, doi: 10.1029 /2004JD004826.
28. DANIEL, J.S.; S. SOLOMON and D.L. ALBRITTON. 1995. On the evaluation of halocarbon radiative forcing and global warming potentials. J. Geophys. Res. 100: 1271-1285.
29. DE F. FORSTER, P. M. and K. TOURPALL 2001. Effect of tropopause height changes on the calculation of ozone trends and their radiative forcing. J. Geophys. Res. 106: 12,241-12,252.
30. DELAND, M.T. and R. P. CEBULA. 1993. Composite MgII solar activity index for solar cycles 21 and 22. J. Geophys. Res. 98: 12809-12823.
31. DERBER, J.C. and W.-S. WU. 1998. The use of TOVS cloud-cleared radiances in the NCEP SSI analysis system. Mon. Weather Rev. 126: 2287-2299.
32. DETHOF, A. and E.V. HOLM. 2004. Ozone assimilation in the ERA-40 reanalysis project. Q. J. R. Meteorol. Soc. 130: 2851-2872.
33. DHOMSE, S.; M. WEBER, I. WOHLTMANN, M. REX and J.P. BURROWS. 2006. On the possible causes of recent increases in NH total ozone from a statistical analysis of satellite data from 1979 to 2003. Atmos. Chem. Phys. 6: 1165-1180.
34. DOBSON, G.M.B. and D.N. HARRISON. 1926. Measurements of the amount of ozone in the earth's atmosphere and its relation to other geophysical conditions: Part I. Proc. Roy. Soc. London, A110: 660-693.
35. DOBSON, G.M.B.; D.N. HARRISON and J. LAWRENCE. 1929. Measurement of the amount of ozone in the earth's atmosphere and its relation to other geophysical conditions: Part III. Proc. Roy. Soc. London, A122: 456-486.
36. DOBSON, G.M.B.; H.H. KIMBALL and E. KIDSON. 1930. Measurement of the amount of ozone in the earth's atmosphere and its relation to other geophysical conditions, Part IV. Proc. Roy. Soc. London, A129: 411-433.
37. DONOVAN, D. P.; H. FAST, Y. MAKINO, J. C. BIRD, A. I. CARSWELL, J. DAVIES, T. J. DUCK, J. W. KAMINSKI, C. T. MCELROY, R. L. MITTERMEIER, S. R. PAL, V. SAVASTIOUK, D. VELKOV and J. A. WHITEWAY. 1997. Ozone, column ClO, and PSC measurements made at the NDSC Eureka observatory (80°N, 86°W) during the spring of 1997. Geophys. Res. Lett. 24: 2709-2712, doi:10.1029/97GL52828.
38. FARMAN, J.; B. GARDINER and J. SHANKLIN. 1985. Large losses of total ozone in Antarctica reveal seasonal ClOx/NOx interaction. Nature, 315: 207-210.
39. FIOLETOV, V.E.; J. B. KERR, D. I. WARDLE, J. DAVIES, E. W. HARE, C. T. MCELROY and D. W. TARASICK. 1997. Long-term decline of ozone over the Canadian Arctic until early 1997 from ground-based and balloon sonde measurements. Geophys. Res. Lett. 24: 2705-2708.
40. FIOLETOV, V.E.; G.E. BODEKER, A.J. MILLER, R.D. MCPETERS and R. STOLARSKI. 2002. Global and zonal total ozone variations estimated from groundbased and satellite measurements: 1964-2000. J. Geophys. Res. 107: 4647.
41. FIOLETOV, V.E. and T.G. SHEPHERD. 2003. Seasonal persistence of midlatitude total ozone anomalies. Geophys. Res. Lett. 30: 1417-1420.
42. FIOLETOV, V.E. and T.G. SHEPHERD. 2005. Summertime total ozone variations over middle and polar latitudes. Geophys. Res. Lett. 32: L04807, doi: 10.1029/2004GL022080.
43. FIOLETOV, V.E.; J.B. KERR, C.T. MCELROY, D.I. WARDLE, V. SAVASTIOUK and T.S. GRAJNAR. 2005. The Brewer reference triad. Geophys. Res. Lett. 32: L20805, doi: 10.1029/2005GL024244.
44. FISHER, D.A.; C.H. HALES, D.L. FILKIN, M.K.W. KO, N.D. SZE, P.S. CONNELL, D.J. WUEBBLES, I.S.A. ISAKSEN and F. STORDAL. 1990. Model calculations of the relative effects of CFCs and their replacements on stratospheric ozone. Nature, 344: 508-512.
45. FISHMAN, J.; J. K. CREILSON, A. E. WOZNIAK and P. J. CRUTZEN. 2005. Interannual variability of stratospheric and tropospheric ozone determined from satellite measurements. J. Geophys. Res. 110: D20306, doi: 10.1029/2005JD005868.
46. FLEIG, A.J.; P.K. BHARTIA, C.G. WELLEMEYER and D.S. SILBERSTEIN. 1986. Seven years of total ozone from the TOMS instrument: A report on data quality. Geophys. Res. Lett. 13(12): 1355-1358.
47. FORTUIN, J. P. F. and H. KELDER. 1998. An ozone climatology based on ozonesonde and satellite measurements. J. Geophys. Res. 103: 31,709-31,734.
48. FROIDEVAUX, L.; N.J. LIVESEY, W.G. READ, Y.B.B. JIANG, C. JIMENEZ, M.J. FILIPIAK, M.J. SCHWARTZ, M.L. SANTEE, H.C. PUMPHREY, J.H. JIANG, D.L. WU, G.L. MANNEY, B.J. DROUIN, J.W. WATERS, E.J. FETZER, P.F. BERNATH, C.D. BOONE, K.A. WALKER, K.W. JUCKS, G.C. TOON, J.J. MARGITAN, B. SEN, C.R. WEBSTER, L.E. CHRISTENSEN, J.W. ELKINS, E. ATLAS, R.A. LUEB and R. HENDERSHOT. 2006. Early validation analyses of atmospheric profiles from EOS MLS on the Aura satellite. IEEE Trans. Geosci. Remote Sens. 44: 1106-1121.
49. GEER, A.J.; W. A. LAHOZ, S. BEKKI, N. BORMANN, Q. ERRERA, H. J. ESKES, D. FONTEYN, D. R. JACKSON, M. N. JUCKES, S. MASSART, V.-H. PEUCH, S. RHARMILI and A. SEGERS. 2006. The ASSET intercomparison of ozone analyses: method and first results. Atmos. Chem. Phys. 6: 5445-5474.
50. GLEASON, J. F.; P. K. BHARTIA, J. R. HERMAN, R. MCPETERS, P. NEW-MAN, R. S. STOLARSKI, L. FLYNN, G. LABOW, D. LARKO, C. SEFTOR, C. WELLEMEYER, W. D. KOMHYR, A. J. MILLER and W. PLANET. 1993. Record low global ozone in 1992. Science, 260: 523-526.
51. GUILLAS, S.; M.L. STEIN, D.J. WUEBBLES and J. XIA. 2004. Using chemistry transport modeling in statistical analysis of stratospheric ozone trends from observations. J. Geophys. Res. 109: D22303, doi: 10.1029/2004JD005049.
52. HADJINICOLAOU, P.; J.A. PYLE and N.R.P. HARRIS. 2005. The recent turnaround in stratospheric ozone over northern middle latitudes: A dynamical modeling perspective. Geophys. Res. Lett. 32: L12821, doi: 10.1029/2005GL022476.
53. HANSEN, G. and T. SVENØE. 2005. Multilinear regression analysis of the 65-year Tromsø total ozone series. J. Geophys. Res. 110: D10103, doi:10.1029/2004JD005387.
54. HARRIS, N. R. P.; G. ANCELLET, L. BISHOP, D. J. HOFMANN, J. B. KERR, R. D. MCPETERS, M. PRENDEZ, W. J. RANDEL, J. STAHELIN, B. H. SUBBARAYA, A. VOLZ-THOMAS, J. ZAWODNY and C. S. ZEREFOS. 1997. Trends in stratospheric and free tropospheric ozone. J. Geophys. Res. 102: 1571-1590.
55. HERMAN, J. R.; R. HUDSON, R. D. MCPETERS, R. STOLARSKI, Z. ANMAD, X.-Y. GU, S. TAYLOR and C. G. WELLEMEYER. 1991. A new self-calibration method applied to TOMS/SBUV backscattered ultraviolet data to determine long-term global ozone change. J. Geophys. Res. 96: 7531-7545.
56. HERMAN, J. R.; P. K. BHARTIA, A. J. KRUEGER, R. D. MCPETERS, C. G. WELLEMEYER, C. J. SEFTOR, G. JAROSS, B. SCHLESINGER, O. TORRES, G. LABOW, W. BYERLY, S. L. TAYLOR, T. SWISSLER, R. P. CEBULA and X. GU. 1996. Meteor 3 Total Ozone Mapping Spectrometer (TOMS) Data Protocol User's Guide, NASA Reference Publication.
57. HIROTA, M.; K. MIYAGAWA, K. YOSHIMATSU, K. SHIBATA, T. NAGAI, T. FUJIMOTO, Y. MAKINO, O. UCHINO, K. AKAGI and H. FAST. 2003. Stratospheric ozone loss over Eureka in 1999/2000 observed with ECC ozonesondes. J. Meteorol. Soc. Jpn. 81: 295-304.
58. HOFMANN, D.J.; S.J. OLTMANS, W.D. KOMHYR, J.M. HARRIS, J.A. LATHROP, A.O. LANGFORD, T. DESHLER, B.J. JOHNSON, A. TORRES and W.A. MATTHEWS. 1994. Ozone loss in the lower stratosphere over the United States in 1992-1993: Evidence for heterogeneous chemistry on the Pinatubo aerosol. Geophys. Res. Lett. 21: 65-68.
59. HOLLANDSWORTH, S. M.; K. P. BOWMAN and R. D. MCPETERS. 1995a. Observational study of the quasi-biennial oscillation in ozone. J. Geophys. Res. 100: 7347-7362.
60. HOLLANDSWORTH, S. M.; R.D. MCPETERS, L.E. FLYNN, W. PLANET, A.J. MILLER and S. CHANDRA. 1995b. Ozone trends deduced from combined Nimbus-7 SBUV and NOAA-11 SBUV/2 data. Geophys. Res. Lett. 22: 905-908.
61. HOOD, L. L.; R.D. MCPETERS, J.P. MCCORMACK, L.E. FLYNN, S.M. HOLLANDSWORTH and J.F. GLEASON. 1993. Altitude dependence of stratospheric ozone trends based on Nimbus-7 SBUV data. Geophys. Res. Lett. 20: 2667-2670.
62. HOOD, L. L. and S. ZHOU. 1999. Stratospheric effects of 27-day solar ultraviolet variations: The column ozone response and comparisons of solar cycles 21 and 22. J. Geophys. Res. 104: 26,473-26,480.
63. IPCC (INTERGOVERNMENTAL PANEL ON CLIMATE CHANGE). 2005. IPCC/TEAP (Technology and Economic Assessment Panel Special Report: Safeguarding the Ozone Layer and the Global Climate System: Issues Related to Hydrofluorocarbons and Perfluorocarbons, IPCC Secretariat, Geneva.
64. IRION, F.W.; M.R. GUNSON, G.C. TOON, A.Y. CHANG, A. ELDERING, E. MAHIEU, G.L. MANNEY, H.A. MICHELSEN, E.J. MOYER, M.J. NEWCHURCH, G.B. OSTERMAN, C.P. RINSLAND, R.J. SALAWITCH, B. SEN, Y.L. YUNG and R. ZANDER. 2002. Atmospheric Trace Molecule Spectroscopy (ATMOS) Experiment Version 3 data retrievals. Appl. Opt. 41: 6968-6979.
65. JACKSON, D. and R. SAUNDERS. 2002. Ozone data assimilation: Preliminary system. Forecasting Research Technical Report No. 394, UK Met Office, Exeter, U.K.
66. JIN, J.J.; K. SEMENIUK, G.L. MANNEY, A.I. JONSSON, S.R. BEAGLEY, J.C. MCCONNELL, G. DUFOUR, R. NASSAR, C.D. BOONE, K.A. WALKER, P.F. BERNATH and C.P. RINSLAND. 2006. Severe Arctic ozone loss in the winter 2004/ 2005: Observations from ACE-FTS. Geophys. Res. Lett. 33: L15801, doi: 10.1029/2006-GL026752.
67. KARPETCHKO, A.; E. KYRÖ and B. M. KNUDSEN. 2005. Arctic and Antarctic polar vortices 1957-2002 as seen from the ERA-40 reanalyses. J. Geophys. Res. 110: D21109, doi:10.1029/2005JD006113.
68. KAWA, S. R.; R. M. BEVILACQUA, J. J. MARGITAN, A. R. DOUGLASS, M. R. SCHOEBERL, K. W. HOPPEL and B. SEN. 2002. Interaction between dynamics and chemistry of ozone in the setup phase of the Northern Hemisphere polar vortex. J. Geophys. Res. 107: 8310, doi:10.1029/ 2001JD001527.
69. KERR, J.B. 1991. Trends in total ozone at Toronto between 1960 and 1991. J. Geophys. Res. 96: 20,703-20,709.
70. KERR, J.B. 1994. Decreasing ozone causes health concern: How Canada forecasts ultraviolet-B radiation. Environ. Sci. Technol. 29: 514-518.
71. KERR, J.B.; D.I. WARDLE and D.W. TARASICK. 1993. Record low ozone values over Canada in early 1993. Geophys. Res. Lett. 20: 1979-1982.
72. KINNISON, D. E.; K. E. GRANT, P. S. CONNELL, D. A. ROTMAN and D. J. WUEBBLES. 1994. The chemical and radiative effects of the Mount Pinatubo eruption. J. Geophys. Res. 99: 25,705-25,732.
73. KOMHYR, W.D.; R.D. GRASS and R.K. LEONARD. 1989. Dobson spectrophotometer 83: a standard for total ozone measurements, 1962-1987. J. Geophys. Res. 94: 9847-9861.
74. KRUMMEL, P.B.; L.W. PORTER, P.J. FRASER, S.B. DALY, B.L. DUNSE and N. DEREK. 2004. HCFCs, HFCs, halons, minor CFCs, PCE and halomethanes: The AGAGE in situ GC-MS Program at Cape Grim, 1998-2002. In: Baseline Atmospheric Program (Australia) 2001-2002. J.M. Cainey, N. Derek and P.B. Krummel (Eds), Bureau of Meteorology and CSIRO Division of Atmospheric Research, Melbourne, Australia. pp. 57-63
75. LANGEMATZ, U. and M. KUNZE. 2006. An update on dynamical changes in the Arctic and Antarctic stratospheric polar vortices. Clim. Dyn. 27: 647-660, doi: 10.1007/s00382-006-0156-2.
76. LI J.; D. M. CUNNOLD, H.-J. WANG, E.-S. YANG and M. J. NEWCHURCH. 2002. A discussion of upper stratospheric ozone asymmetries and SAGE trends. J. Geophys. Res. 107: 4705, doi:10.1029/2001JD001398.
77. LOGAN, J.A.; I.A. MEGRETSKAIA, A.J. MILLER, G.C. TIAO, D. CHOI, L. ZHANG, R.S. STOLARSKI, G.J. LABOW, S.M. HOLLANDSWORTH, G.E. BODEKER, H. CLAUDE, D. DE MUER, J.B. KERR, D.W. TARASICK, S.J. OLTMANS, B. JOHNSON, F. SCHMIDLIN, J. STAEHELIN, P. VIATTE and O. UCHINO. 1999. Trends in the vertical distribution of ozone: A comparison of two analyses of ozonesonde data. J. Geophys. Res. 104: 26373-26399.
78. LOGAN, J.A.; D. B. A. JONES, I. A. MEGRETSKAIA, S. J. OLTMANS, B. J. JOHNSON, H. VÖMEL, W. J. RANDEL, W. KIMANI and F. J. SCHMIDLIN. 2003. Quasibiennial oscillation in tropical ozone as revealed by ozonesonde and satellite data. J. Geophys. Res. 108: 4244, doi:10.1029/2002JD002170.
79. LONDON, J.; R. D. BOJKOV, S. OLTMANS and J. I. KELLY. 1976. Atlas of the global distribution of total ozone, July 1957-June 1967, NCAR Tech. Note/ TN/113 STR, Nat. Cent. for Atmos. Res., Boulder, Colo.
80. MÄDER, J. A.; J. STAEHELIN, D. BRUNNER, W. A. STAHEL, I. WOHLTMANN and T. PETER. 2007. Statistical modeling of total ozone: Selection of appropriate explanatory variables. J. Geophys. Res. 112: D11108, doi:10.1029/2006JD007694
81. MANNEY, G.L.; M.L. SANTEE, L. FROIDEVAUX, K. HOPPEL, N.J. LIVESEY and J.W. WATERS. 2006. EOS MLS observations of ozone loss in the 2004-2005 Arctic winter. Geophys. Res. Lett. 33: L04802, doi: 10.1029/2005GL024494.
82. MAYR, H. G.; J. G. MENGEL, C. L. WOLFF and H. S. PORTER. 2006. QBO as potential amplifier of solar cycle influence. Geophys. Res. Lett. 33: L05812, doi:10.1029/2005GL025650.
83. MCCONNELL, J.C. and J. JIN. 2008. Stratospheric ozone chemistry. ATMOSPHERE-OCEAN, 46: 69-92.
84. MCELROY C. T. and P.F. FOGAL. 2008. Understanding ozone depletion: Measurements and models. ATMOSPHERE-OCEAN, 46: 15-37.
85. MCKEEN, S.; J. WILCZAK, G. GRELL, I. DJALALOVA, S. PECKHAM, E.-Y. HSIE, W. GONG, V. BOUCHET, S. MÉNARD, R. MOFFET, J. MCHENRY, J., MCQUEEN, Y. TANG, G.R. CARMICHAEL, M. PAGOWSKI, A. CHAN, T. DYE, G. FROST, P. LEE and R. MATHUR. 2005. Assessment of an ensemble of seven real-time ozone forecasts over eastern North America during the summer of 2004. J. Geophys. Res. 110: D21307, doi:10.1029 /2005JD005858.
86. MCPETERS, R. D. and G. J. LABOW. 1996. An assessment of the accuracy of 14.5 years of Nimbus 7 TOMS Version 7 ozone data by comparison with the Dobson Network. Geophys. Res. Lett. 23: 3695-3698.
87. MCPETERS, R.D.; G.J. LABOW and B.J. JOHNSON. 1997. A satellite-derived ozone climatology for balloonsonde estimation of total column ozone J. Geophys. Res. 102: 8875-8885.
88. MILLER A. J.; A. CAI, G. TIAO, D. J. WUEBBLES, L. E. FLYNN, S. YANG, E. C. WEATHERHEAD, V. FIOLETOV, I. PETROPAVLOVSKIKH, X. MENG, S. GUILLAS, R. M. NAGATANI and G. C. REINSEL. 2006. Examination of ozonesonde data for trends and trend changes incorporating solar and Arctic oscillation signals. J. Geophys. Res. 111: D13305, doi:10.1029/ 2005JD006684.
89. MOLINA, M. J. and F. S. ROWLAND. 1974. Stratospheric sink for chlorofluoromethanes: Chlorine atom catalysed destruction of ozone. Nature, 249: 810-812.
90. MONTZKA, S.A.; J.H. BUTLER, J.W. ELKINS, T.M. THOMPSON, A.D. CLARKE and L.T. LOCK. 1999. Present and future trends in the atmospheric burden of ozone-depleting halogens. Nature, 398: 690-694.
91. NASSAR, R.; P.F. BERNATH, C.D. BOONE, C. CLERBAUX, P.F. COHEUR, G. DUFOUR, L. FROIDEVAUX, E. MAHIEU, J.C. MCCONNELL, S.D. MCLEOD, D.P. MURTAGH, C.P. RINSLAND, K. SEMENIUK, R. SKELTON, K.A. WALKER and R. ZANDER. 2006. A global inventory of stratospheric chlorine in 2004. J. Geophys. Res. 111: D22312, doi: 10.1029/2006JD007073.
92. NEWCHURCH, M. J.; E.-S. YANG, D. M. CUNNOLD, G. C. REINSEL, J. M. ZAWODNY and J. M. RUSSELL III. 2003. Evidence for slowdown in stratospheric ozone loss: First stage of ozone recovery. J. Geophys. Res. 108: 4507, doi:10.1029/2003JD003471.
93. NEWMAN, P.A.; J.F. GLEASON, R.D. MCPETERS and R.S. STOLARSKI. 1997. Anomalously low ozone over the Arctic. Geophys. Res. Lett. 24: 2689-2692.
94. NEWMAN, P. A.; S. R. KAWA and E. R. NASH. 2004. On the size of the Antarctic ozone hole. Geophys. Res. Lett. 31: L21104, doi:10.1029/2004GL020596.
95. NEWMAN, P. A.; E.R. NASH, S.R. KAWA, S.A. MONTZKA and S.M. SCHAUFFLER. 2006. When will the Antarctic hole recover? Geophys. Res. Lett. 33: L12814, doi:10.1029/2005GL025232.
96. O'DOHERTY, S.; D.M. CUNNOLD, A. MANNING, B.R. MILLER, R.H.J. WANG, P.B. KRUMMEL, P.J. FRASER, P.G. SIMMONDS, A. MCCULLOCH, R.F. WEISS, P. SALAMEH, L.W. PORTER, R.G. PRINN, J. HUANG, G. STURROCK, D. RYALL, R.G. DERWENT and S.A. MONTZKA. 2004. Rapid growth of hydrofluorocarbon 134a, and hydrochlorofluorocarbons 141b, 142b and 22 from Advanced Global Atmospheric Gases Experiment (AGAGE) observations at Cape Grim, Tasmania, and Mace Head, Ireland. J. Geophys. Res. 109: D06310, doi: 10.1029/2003JD004277.
97. OHRING, G. and H.S. MUENCH. 1959. Relationships between ozone and meteorological parameters in the lower stratosphere. J. Meteorol. 17: 195-206.
98. POLAVARAPU, S.; S. REN, Y. ROCHON, D. SANKEY, N. EK, J. KOSHYK and D. TARASICK. 2005. Data assimilation with the Canadian Middle Atmosphere Model. ATMOSPHERE-OCEAN, 43: 77-100.
99. PRATHER, M.; D. EHHALT (Co-ordinating Lead Authors), F. DENTENER, R. DERWENT, E. DLUGOKENCKY, E. HOLLAND, I. ISAKSEN, J. KATIMA, V. KIRCHHOFF, P. MATSON, P. MIDGLEY and M. WANG (Lead Authors). 2001. Atmospheric chemistry and greenhouse gases. In: Climate Change 2001: The Scientific Basis, Contribution of Working Group 1 to the Third Assessment Report of the Intergovernmental Panel on Climate Change, J.T. Houghton, Y. Ding, D.J. Griggs, M. Noguer, P.J. van der Linden, X. Dai, K. Maskell, and C.A. Johnson (Eds), Cambridge University Press, Cambridge, U.K., 881 pp.
100. PRINN, R.G.; R.F. WEISS, P.J. FRASER, P.G. SIMMONDS, D.M. CUNNOLD, F.N. ALYEA, S. O'DOHERTY, P. SALAMEH, B.R. MILLER, J. HUANG, R.H.J. WANG, D.E. HARTLEY, C. HARTH, L.P. STEELE, G. STURROCK, P.M. MIDGLEY and A. MCCULLOCH. 2000. A history of chemically and radiatively important gases in air deduced from ALE/GAGE/AGAGE. J. Geophys. Res. 105: 17751-17792.
101. RAMASWAMY, V. (Co-ordinating Lead Author); O. BOUCHER, J. HAIGH, D. HAUGLUSTAINE, J. HAYWOOD, G. MYHRE, T. NAKAJIMA, G.Y. SHI and S. SOLOMON (Lead Authors). 2001. Radiative Forcing of Climate Change. In: Climate Change 2001: The Scientific Basis, Contribution of Working Group 1 to the Third Assessment Report of the Intergovernmental Panel on Climate Change, J.T. Houghton, Y. Ding, D.J. Griggs, M. Noguer, P.J. van der Linden, X. Dai, K. Maskell and C.A. Johnson (Eds), Cambridge University Press, Cambridge, U.K., 881 pp.
102. RANDEL, W.J. and COBB, J.B. 1994. Coherent variations of monthly mean total ozone and lower stratospheric temperature. J. Geophys. Res. 99: 5433-5447.
103. RANDEL, W.J. and F. WU. 1995. Climatology of stratospheric ozone based on SBUV and SBUV/2 data: 1978-1994. NCAR Technical Note NCRA/TN-412+STR, Boulder.
104. RANDEL, W.J.; R. S. STOLARSKI, D. M. CUNNOLD, J. A. LOGAN, M. J. NEWCHURCH and J. M. ZAWODNY. 1999. Trends in the vertical distribution of ozone. Science, 285: 1689-1692.
105. RANDEL, W.J. and F. WU. 2007. A stratospheric ozone profile data set for 1979-2005: variability, trends, and comparisons with column ozone data. J. Geophys. Res. 112: doi:10.1029/2006JD007339.
106. REED, R. J. 1950. The role of vertical motion in ozone-weather relationship. J. Meteorol. 7: 263-267.
107. REINSEL, G. C. 2002. Trend analysis of upper stratospheric Umkehr ozone data for evidence of turnaround. Geophys. Res. Lett. 29: 1451, doi:10.1029/2002GL014716.
108. REINSEL, G. C.; G. C. TIAO, M.N. WANG, R. LEWIS and D. NYCHKA. 1981. Statistical analysis of stratospheric ozone data for the detection of trend. Atmos. Environ. 15: 1569-1577.
109. REINSEL, G. C.; G. C. TIAO, A. J. MILLER, R. M. NAGATANI, D. J. WUEBBLES, E. C. WEATHERHEAD, W.-K. CHEANG, L. ZHANG, L. E. FLYNN and J. B. KERR. 1999. Update of Umkehr ozone profile data trend analysis through 1997. J. Geophys. Res. 104: 23881-23898, 10.1029/ 1999JD900380.
110. REINSEL, G. C.; A. J. MILLER, E. C. WEATHERHEAD, L. E. FLYNN, R. M. NAGATANI, G. C. TIAO and D. J. WUEBBLES. 2005. Trend analysis of total ozone data for turnaround and dynamical contributions. J. Geophys. Res. 110: D16306, doi:10.1029/2004JD004662.
111. REX, M.; R.J. SALAWITCH, P. VON DER GATHEN, N.R.P. HARRIS, M.P. CHIPPERFIELD and B. NAUJOKAT. 2004. Arctic ozone loss and climate change, Geophys. Res. Lett. 31: L04116, doi: 10.1029/ 2003GL018844.
112. REX, M.; R. J. SALAWITCH, H. DECKELMANN, P. VON DER GATHEN, N. R. P. HARRIS, M. P. CHIPPERFIELD, B. NAUJOKAT, E. REIMER, M. ALLAART, S. B. ANDERSEN, R. BEVILACQUA, G. O. BRAATHEN, H. CLAUDE, J. DAVIES, H. DE BACKER, H. DIER, V. DOROKHOV, H. FAST, M. GERDING, S. GODIN-BEEKMANN, K. HOPPEL, B. JOHNSON, E. KYRÖ, Z. LITYNSKA, D. MOORE, H. NAKANE, M. C. PARRONDO, A. D. RISLEY JR., P. SKRIVANKOVA, R. STÜBI, P. VIATTE, V. YUSHKOV and C. ZEREFOS. 2006. Arctic winter 2005: Implications for stratospheric ozone loss and climate change. Geophys. Res. Lett. 33: L23808, doi: 10.1029/2006GL026731.
113. RIISHOJGAARD, L.P; I. STAINER and G.-P. LOU. 2000. The GEOS ozone data assimilation system. Adv. Space Res. 25: 1063-1072.
114. 2, Water Vapor and Relative Humidity (1985-1993). Earth Interact. J. 1: 1-23.
115. RINSLAND, C.P.; C. BOONE, R. NASSAR, K. WALKER, P. BERNATH, E. MAHIEU, R. ZANDER, J.C. MCCONNELL and L. CHIOU. 2005. Trends of HF, HC1, CC12F2, CC13F, CHCIF2 (HCFC-22) and SF6 in the lower stratosphere from Atmospheric Chemistry Experiment (ACE) and Atmospheric Trace Molecule Spectroscopy (ATMOS) measurement near 30°N latitude. Geophys. Res. Lett. 32: L16S03, doi: 10.1029/2005GL022415.
116. ROSENFIELD, J.E.; S.M. FRITH and R.S. STOLARSKI. 2005. Version 8 SBUV ozone profile trends compared with trends from a zonally averaged chemical model. J. Geophys. Res. 110: D12302, doi: 10.1029/ 2004JD005466.
117. SALAWITCH, R.J.; D.K. WEISENSTEIN, L.J. KOVALENKO, C.E. SIORIS, P.O. WENNBERG, K. CHANCE, M.K.W. KO and C. A. MCLINDEN. 2005. Sensitivity of ozone to bromine in the lower stratosphere. Geophys. Res. Lett. 32: L05811, doi: 10.1029/2004GL021504.
118. SALBY, M. and P. CALLAGHAN. 2000. Connection between the solar cycle and the QBO: The missing link. J. Clim. 13: 2652.
119. SHEPHERD, T.G. 2008. Dynamics, stratospheric ozone, and climate change. ATMOSPHERE-OCEAN, 46: 117-138.
120. SHIOTANI, M. and HASEBE F. 1994. Stratospheric ozone variations in the equatorial region as seen in Stratospheric Aerosol and Gas Experiment data. J. Geophys. Res. 99: 14,575-14,584.
121. SIMMONS, A. J.; M. HORTAL, G. KELLY, A. MCNALLY, A. UNTCH and S. UPPALA. 2005. ECMWF analyses and forecasts of stratospheric winter polar vortex breakup: September 2002 in the southern hemisphere and related events. J. Atmos. Sci. 62: 668-689.
122. SINGLETON, C.S.; C.E. RANDALL, V.L. HARVEY, M.P. CHIPPERFIELD, W. FENG, L. FROIDEVAUX, G.L. MANNEY, P.F. BERNATH, K.A. WALKER, C.D. BOONE and T. MCELROY. 2007. Quantifying Arctic ozone loss during the 2004-2005 winter using satellite observations and a chemical transport model. J. Geophys. Res. 112: D07304, doi:10.1029/2006JD007463.
123. SOLOMON, S. 1999. Stratospheric ozone depletion: A review of concepts and history. Rev. Geophys. 37: 275-316.
124. SOLOMON, S.; A.F. TUCK, M. MILLS, L.E. HEIDT and W.H. POLLOCK. 1992. On the evaluation of ozone depletion potentials. J. Geophys. Res. 97: 825-842.
125. SOLOMON, S.; R.W. PORTMANN, R.R. GARCIA, L.W. THOMASON, L.R. POOLE and M.P. MCCORMICK. 1996. The role of aerosol variations in anthropogenic ozone depletion at northern midlatitudes. J. Geophys. Res. 101: 6713-6727.
126. SOUKHAREV B. E. and L. L. HOOD. 2006. Solar cycle variation of stratospheric ozone: Multiple regression analysis of long-term satellite data sets and comparisons with models. J. Geophys. Res. 111: D20314, doi: 10.1029/2006JD007107.
127. STAEHELIN J.; N. R. P. HARRIS, C. APPENZELLER and J. EBERHARD. 2001. Ozone trends: A review. Rev. Geophys. 39: 231-290.
128. STAJNER, I.; L.P. RIISHOJGAARD and R.B. ROOD. 2001. The GEOS ozone data assimilation system: specification of error statistics. Q. J. R. Meteorol. Soc. 127:1069-1094.
129. STEINBRECHT, W.; H. CLAUDE, U. KÖHLER and K. P. HOINKA. 1998. Correlations between tropopause height and total ozone: Implications for long-term changes. J. Geophys. Res. 103: 19,183-19,192.
130. STEINBRECHT, W.; H. CLAUDE and P. WINKLER. 2004. Enhanced upper stratospheric ozone: Sign of recovery or solar cycle effect? J. Geophys. Res. 109: D14305, doi: 10.1029/2004JD004826.
131. STEINBRECHT, W.; H. CLAUDE, F. SCHÖNENBORN, I.S. MCDERMID, T. LEBLANC, S. GODIN, T. SONG, D.P.J. SWART, Y.J. MEIJER, G.E. BODEKER, B.J. CONNOR, N. KÄMPFER, K. HOCKE, Y. CALISESI, N. SCHNEIDER, J. DE LA NOË A.D. PARRISH, I.S. BOYD, C. BRÜHL, B. STEIL, M.A. GIORGETTA, E. MANZINI, L.W. THOMASON, J.M. ZAWODNY, M.P. MCCORMICK, J.M. RUSSELL III, P.K. BHARTIA, R.S. STOLARSKI and S.M. HOLLANDSWORTH-FRITH. 2006. Long-term evolution of upper stratospheric ozone at selected stations of the Network for the Detection of Stratospheric Change (NDSC). J. Geophys. Res. 111: D10308, doi: 10.1029/ 2005JD006454.
132. STOLARSKI, R. S. and R. J. CICERONE. 1974. Stratospheric chlorine: a possible sink for ozone. Can. J. Chem. 52: 1610-1615.
133. STOLARSKI, R. S.; P. BLOOMFIELD, R. D. MCPETERS and J. HERMAN. 1991. Total ozone trends deduced from Nimbus-7 TOMS data. Geophys. Res. Lett. 18: 1015-1018.
134. STOLARSKI, R.; R. BOJKOV, L. BISHOP, C. ZEREFOS, I. STAEHELIN and J. ZAWODNY. 1992. Measured trends in stratospheric ozone. Science, 256: 343-349.
135. STOLARSKI, R. S.; G.L. LABOW and R.D. MCPETERS. 1997. Springtime Antarctic total ozone measurements in the early 1970s from the BUV instrument on Nimbus 4. Geophys. Res. Lett. 24: 591-594.
136. STOLARSKI, R. S. and S. FRITH. 2006. Search for evidence of trend slow-down in the long-term TOMS/SBUV total ozone data record: the importance of instrument drift uncertainty and fingerprint detection. Atmos. Chem. Phys. Discuss. 6: 3883-3912.
137. TARASICK, D.; J. B. KERR, D. I. WARDLE, J. J. BELLEFLEUR and J. DAVIES. 1995. Tropospheric ozone trends over Canada: 1980-1993. Geophys. Res. Lett. 22:409-412.
138. TARASICK, D. W. and V. E. FIOLETOV. 1997. The distribution of ozone and ozone-depending substances in the atmosphere and observed changes. In: Ozone Science: A Canadian perspective on the changing ozone layer. Environment Canada, CARD 97-3, pp. 15-41.
139. TARASICK, D.; V. E. FIOLETOV, D. I. WARDLE, J. B. KERR and J. DAVIES. 2005. Changes in the vertical distribution of ozone over Canada from ozonesondes: 1980-2001. J. Geophys. Res. 110: D02304, doi:10.1029/2004JD004643.
140. TARASICK, D. W. and R. SLATER. 2008. Ozone in the troposphere: Measurements, climatology, budget, and trends. ATMOSPHERE-OCEAN, 46: 93-115.
141. THOMPSON, T.M. (Ed.); J.H. BUTLER, B.C. DAUBE, G.S. DUTTON, J.W. ELKINS, B.D. HALL, D.F. HURST, D.B. KING, E.S. KLINE, B.G. LAFLEUR, J. LIND, S. LOVITZ, D.J. MONDEEL, S.A. MONTZKA, F.L. MOORE, J.D. NANCE, J.L. NEU, P.A. ROMASHKIN, A. SCHEFFER and W.J. SNIBLE. 2004. Halocarbons and other atmospheric trace species, In: Climate Monitoring and Diagnostics Laboratory: Summary Report No. 27, 2002-2003. R. Schnell, A.-M. Buggle and R. Rosson (Eds), NOAA/Climate Monitoring and Diagnostics Laboratory, Boulder, Colo., pp. 115-135.
142. VYUSHIN, D. I; V.E. FIOLETOV and T.G. SHEPHERD. 2007. Impact of long-range correlations on trend detection in total ozone. J. Geophys. Res. 112: D14307, doi:10.1029/2006JD008168.
143. WALLACE, J. M.; R. L. PANETTA and J. ESTBERG. 1993. Representation of the equatorial quasi-biennial oscillation in EOF phase space. J. Atmos. Sci. 50: 1751-1762.
144. WAUGH, D.W. and W.J. RANDEL. 1999. Climatology of Arctic and Antarctic polar vortices using elliptical diagnostics. J. Atmos. Sci. 56: 1594-1613.
145. WEATHERHEAD, E. C.; G. C. REINSEL, G. C. TIAO, C. H. JACKMAN, L. BISHOP, S. M. H. FIRTH, J. DELUISI, T. KELLER, S. J. OLTMANS, E. L. FLEMING, D. J. WUEBBLES, J. B. KERR, A. J. MILLER, J. HERMAN, R. MCPETERS, R. M. NAGATANI and J. E. FREDERICK. 2000. Detecting the recovery of total column ozone. J. Geophys. Res. 105: 22,201-22,210.
146. WEATHERHEAD, E. C. and S. B. ANDERSEN. 2006. The search for signs of recovery of the ozone layer. Nature, 441: doi:10.1038/ nature04746.
147. WEISS, A. K.; J. STAEHELIN, C. APPENZELLER and N. R. P. HARRIS. 2001. Chemical and dynamical contributions to ozone profile trends of the Payerne (Switzerland) balloon soundings. J. Geophys. Res. 106: 22,685-22,694.
148. WMO (World Meteorological Organization). 1981. The stratosphere-1981: Theory and measurements. Global Ozone Research and Monitoring Project - Report No. 11, Geneva.
149. WMO (World Meteorological Organization). 1986. Atmospheric ozone 1985. WMO Global Ozone Research and Monitoring Project - Report No. 15, Geneva.
150. WMO (World Meteorological Organization). 1990a. Report of the international ozone trends panel: 1988. Global Ozone Research and Monitoring Project - Report No. 18, Geneva.
151. WMO (World Meteorological Organization). 1990b. Scientific assessment of ozone depletion: 1989. Global Ozone Research and Monitoring Project - Report No. 20, Geneva.
152. WMO (World Meteorological Organization). 1992. Scientific assessment of ozone depletion: 1991. Global Ozone Research and Monitoring Project - Report No. 25, Geneva.
153. WMO (World Meteorological Organization). 1995. Scientific assessment of ozone depletion: 1994. Global Ozone Research and Monitoring Project - Report No. 37, Geneva.
154. WMO (World Meteorological Organization). 1998. SPARC/IOC/GAW assessment of trends in the vertical distribution of ozone. N. Harris, R. Hudson and C. Phillips (Eds), SPARC Rep. No. 1, Global Ozone Research and Monitoring Project - Report No. 43, Geneva.
155. WMO (World Meteorological Organization). 1999. Scientific assessment of ozone depletion: 1998. Global Ozone Research and Monitoring Project - Report No. 44, Geneva.
156. WMO (World Meteorological Organization). 2003. Scientific assessment of ozone depletion: 2002. Global Ozone Research and Monitoring Project - Report No. 47, Geneva.
157. WMO (World Meteorological Organization). 2007. Scientific assessment of ozone depletion: 2006. Global Ozone Research and Monitoring Project - Report No. 50, Geneva.
158. WOHLTMANN, I.; R. LEHMANN, M. REX, D. BRUNNER and J. A. MADER. 2007. A process-oriented regression model for column ozone. J. Geophys. Res. 112: D12304, doi:10.1029/2006JD007573.
159. WUEBBLES, D.J. 1983. Chlorocarbon emission scenarios: Potential impact on stratospheric ozone. Geophys. Res. Lett. 88: 1433-1443.
160. YANG, H. and TUNG K. K. 1994. Statistical significance and pattern of extratropical QBO in column ozone. Geophys. Res. Lett. 21: 2235-2238.
161. YANG, E.S.; D.M. CUNNOLD, M.J. NEWCHURCH and R.J. SALAWITCH. 2005. Change in ozone trends at southern high latitudes. Geophys. Res. Lett. 32: L12812, doi: 10.1029/2004GL022296.
162. YANG, E.S.; D.M. CUNNOLD, R. J. SALAWITCH, M. P. MCCORMICK, J. RUSSELL III, J. M. ZAWODNY, S. OLTMANS and M. J. NEWCHURCH. 2006. Attribution of recovery in lower-stratospheric ozone. J. Geophys. Res. 111: D17309, doi: 10.1029/2005JD006371.
163. ZANIS, P., E. MAILLARD, J. STAEHELIN, C. ZEREFOS, E. KOSMIDIS, K. TOURPALI and I. WOHLTMANN. 2006. On the turnaround of stratospheric ozone trends deduced from the reevaluated Umkehr record of Arosa, Switzerland. J. Geophys. Res. 111: D22307, doi:10.1029/ 2005JD006886.
164. ZEREFOS, C. S., A. F. BAIS, T. C. ZIOMAS and R. D. BOJKOV. 1992. On the relative importance of quasi-biannual oscillation and ENSO in the revised total ozone records. J. Geophys. Res. 97: 10,135-10,144.