(Note:  Bold = university authors; * = institutional authors; ^ = private corporation authors.)

Allen, D., J. Dibb, K. Pickering, B. Ridley, 2002:  An estimate of the stratospheric input to the troposphere during TOPSE using 7Be measurements and model simulations.  J. Geophys. Res., in press.

Apel, E.C., D.D. Riemer, A. Hills, W. Baugh, J. Orlando, I. Faloona, D. Tan, W. Brune, B. Lamb, H. Westberg, M.A. Carroll, T. Thornberry and C.D. Geron*, 2002:  Measurement and interpretation of isoprene fluxes and isoprene, methacrolein, and methyl vinyl ketone mixing ratios at the PROPHET site during the 1998 intensive.  J. Geophys. Res., 107, 7-1/715.

Bai, J.H*. , M. Wang*, F. Hu*, J. Greenberg, A.B. Guenther, 2002:  Analyzing method on biogenic volatile organic compounds.  Adv. Atmos. Sciences, 19, 64-72 

Barket, D., J. Hurst, T. Couch, A. Colorado, P. Shepson, D. Riemer, A. Hills, E. Apel, R. Hafer, B. Lamb, H. Westberg, C. Farmer, E. Stabenau and R. Zika, 2001:  Intercomparison of automated methodologies for determination of ambient isoprene during the PROPHET 1998 summer campaign.  J. Geophys. Res., 106, 24,301-24,313.

Barth, M.C., P.G. Hess and S. Madronich, 2002:  Effect of marine boundary layer clouds on tropospheric chemistry as analyzed in a regional chemistry transport model. 
J. Geophys. Res., 107(D11), 10,1029/2001JD000468. 

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 halocarbons in the troposphere over the Pacific Ocean during the March-April 1999 Pacific Exploratory Mission (PEM-Tropics B).  J. Geophys. Res., 106, 32,627-32,644.

Blake, N.J., D.R. Blake, B.C. Sive, A.S. Katzenstein, S. Meinardi, O.W. Wingenter, E.A. Atlas, F. Flocke, B.A. Ridley, and F.S. Rowland, 2002:  The seasonal evolution of NMHCs and light alkyl nitrates at mid to high northern latitudes during TOPSE.  J. Geophys. Res., in press.

Bond, D.W., R. Zhang, X. Tie, G. Brasseur*, G. Huffines*, R.E. Orville and D.J. Boccippio*, 2001:  NOx production by lightning over the continental United States.  J. Geophys. Res., 106, 27,701-27,710. 

Bond, D.W., S. Steiger, R. Zhang, X. Tie and R.E. Orville, 2002:  The importance of NOx production by lightning in the tropics.  Atmos. Environ., 36, 1509-1519.

Bottenheim, J.W.*, H. Boudries*, P.C. Brickell* and E. Atlas, 2002:  Alkenes in the Arctic boundary layer at Alert, Nunavut, Canada.  Atmospheric Environment, 36, 2585-2594.

Brasseur, A.-L.*, R. Ramaroson*, A. Delannoy*, W. Skamarock and M. Barth, 2002:  Three-dimensional calculation of photolysis frequencies in the presence of clouds.  J. Atmos. Chem., 41, 211-237.

Brasseur, G.* and E. Holland, 2001:  Uncertainties in the atmospheric chemical system.  Chapter 1.3 in Global Biogeochemical Cycles in the Climate System, (eds) E-D Schulze, M. Heimann, S. Harrison, E. Holland, J. Lloyd, I. Prentice and D. Schimel, Academic Press, 350 pp.

Browell, E.V*., J.W. Hair*, C.F. Butler*, W.B. Grant*, R.J. DeYoung*, M.A. Fenn*, V.G. Brackett*, M.B. Clayton*, L.A. Brasseur*, D.B. Harper*, B.A. Ridley, A.A. Klonecki, P.G. Hess, L.K. Emmons, X. Tie, E.L. Atlas, C.A. Cantrell, A.J. Wimers, D.R. Blake, M.T. Coffey, J.W. Hannigan, J.E. Dibb, R.W. Talbot, F.L. Eisele, F. Flocke. A.J. Weinheimer, A. Fried, B. Wert, J.A. Snow and B. Lefer, 2002:  Ozone, aerosol, potential vorticity and trace gas trends observed at high latitudes over North America from February to May 2000.  J. Geophys. Res., in press.

Cantrell, C.A., G.D. Edwards, S. Stephens, L. Mauldin III, E. Kosciuch, M. Zondlo, F. L. Eisele, 2002:  Peroxy radical observations using CIMS during TOPSE.  J. Geophys. Res., in press.

Cantrell, C.A., L. Mauldin III, M. Zondlo, F. Eisele, E. Kosciuch, R. Shetter, B. Lefer, S. Hall, T. Campos, B. Ridley, J. Walega, A. Fried, B. Wert, F. Flocke, A. Weinheimer, J. Hannigan, M. Coffey, E. Atlas, S. Stephens, B. Heikes, J. Snow, D. Blake, N. Blake, A. Katzenstein, J. Lopez, E.V. Browell*, R. Cohen, J. Thornton, R. Rosen, P. Wooldridge, D. Day, J. Dibb, G. Seid, R. Talbot, 2002:  Steady state free radical budgets and ozone photochemistry during TOPSE, J. Geophys. Res., in press.

Cantrell, C.A., 2002:  Observations for chemistry (in-situ): chemiluminescent techniques.  Encyclopedia of Atmospheric Sciences, Academic Press, in press.

Cardon, Z., B. Hungate, C. Cambardella*, F. Chapin III, C. Field, E. Holland and H. Mooney, 2001:  Contrasting effects of elevated CO2 on old and new soil carbon pools.  Soil Biology & Biochemistry, 33, 365-373.

Chen, G., D. Davis, J. Crawford*, J. Nowak, F. Eisele, R. Mauldin III, D. Tanner, M. Buhr, R. Shetter, B. Lefer, R. Arimoto, A. Hogan* and D. Blake, 2001:  An investigation of South Pole HOx chemistry: Comparison of model results with ISCAT observations.  Geophys. Res. Lett., 28, 3633-3636.

Choi, W., H. Lee, W.B. Grant*, and J.H. Park*, 2002:  On the secondary circulation associated with the quasi-biennial oscillation.  Tellus, in press.

Clark, D., S. Brown, D. Kicklighter*, J. Chambers, J. Thomlinson, J. Ni* and E. Holland, 2001:  Net primary production in tropical forests:  An evaluation and synthesis of existing field data.  Ecological Applications, 11, 371-384.

Clement, C.F.*, I.J. Ford, C.H. Twohy, A. Weinheimer, and T. Campos, 2002:  Particle production in the outflow of a midlatitude storm.  J. Geophys. Res., in press.

Coffey, M.T., W.G. Mankin, J.W. Hannigan and G.C. Toon, 2002:  Airborne spectroscopic observations of chlorine activation and denitrification in the 1999/2000 winter Arctic stratosphere during SOLVE.  J. Geophys. Res., in press.

Crawford, J.*, D. Davis, G. Chen, M. Buhr, S. Oltmans*, R. Weller*, L. Mauldin, F. Eisele, R. Shetter, B. Lefer, R. Arimoto and A. Hogan*, 2001:  Evidence for photochemical production of ozone at the South Pole surface.  Geophys. Res. Lett., 28, 3641-3644.

Cunnold, D.M., L.P. Steele*, P.J. Fraser*, P.G. Simmonds, R.G. Prinn, R.F. Weiss, L.W. Porter*, S.O’Doherty, R.L. Langenfelds*, P.B. Krummel*, H.J. Wang, L. Emmons, X.X. Tie and E.J. Dlugokencky*, 2002:  In situ measurements of atmospheric methane at GAGE/AGAGE sites during 1985-2000 and resulting source inferences.  J. Geophys. Res., 107(D14), 10.1029/2001JD0001226.

Danilin, M.Y.^, P.J. Popp*, R.L. Herman*, M.K.W. Ko^, M.N. Ross^, C.E. Kolb^, D.W. Fahey*, D.W. Toohey, B.A. Ridley, O. Schmid, J.C. Wilson, D.G. Baumgardner, R.R. Freidl*, J.W. Elkins* and T.L. Thompson*, 2002:  Quantifying uptake of HNO3 and H2O by alumina particles in an Athena-II rocket plume.  J. Geophys. Res., in press.

Davis, D., G. Grodzinsky, G. Chen, J. Crawford*, F. Eisele, L. Mauldin, D. Tanner, C. Cantrell, W. Brune, D. Tan, I. Faloona, B. Ridley, D. Montzka, J. Walega, F. Grahek, S. Sandholm, G. Sachse*, S. Vay*, B. Anderson*, M. Avery*, B. Heikes, J. Snow, D. O’Sullivan*, R. Shetter, B. Lefer, D. Blake, N. Blake, M. Carroll and Y. Wang, 2001:  Marine latitude/altitude OH distributions: Comparison of Pacific Ocean observations with models.  J. Geophys. Res., 106, 32,691-32,707. 

Davis, D., J. Nowak, G. Chen, M. Buhr, R. Arimoto, A. Hogan*, F. Eisele, L. Mauldin III, D. Tanner, R. Shetter, B. Lefer and P. McMurry, 2001:  Unexpected high levels of NO observed at South Pole.  Geophys. Res. Lett., 28, 3625-3628.

Deeter, M.N., G.L. Francis, D.P. Edwards, J.C. Gille, E. McKernan and J.R. Drummond, 2002:  Operational validation of the MOPITT instrument optical filters.  J. Atmos. and Oceanic Tech., in press.

Dibb, J.E., R.W. Talbot, E. Scheuer, G. Seid, L. DeBell, B. Lefer, and B. Ridley, 2002:  Stratospheric influence on the northern North American free troposphere during TOPSE:  7Be as a stratospheric tracer.  J. Geophys. Res., in press.

DiNunno, B., D. Davis, G. Chen, G. Gregory*, G. Sachse*, B. Anderson*, S. Vay*, M. Avery*, B. Ridley, M. Carroll, J. Walega, D. Montzka, F. Grahek, J. Bradshaw, S. Sandholm, Y. Kondo, G. Kok, D. Blake, N. Blake, J. Barrick*, H. Fuelberg, B. Martin, A. Balok, J. Fishman*, 2002:  Central/eastern North Pacific photochemical precursor distributions for fall/spring seasons as defined by airborne field studies.  J. Geophys. Res., in press.

Eisele, F.L., R.L. Mauldin III, D.J. Tanner, C. Cantrell, E. Kosciuch, J.B. Nowak, B. Brune, I. Faloona, D. Tan, D.D. Davis, L. Wang and G. Chen, 2001:  Relationship between OH measurements on two different NASA aircraft during PEM Tropics B.  J. Geophys. Res., 106, 32,683-32,689. 

Erdélyi, M., D. Richter and F.K. Tittel, 2002:  13CO2/12CO2 isotopic ratio measurements using a difference frequency-based sensor operating at 4.35 mm.  Appl. Phys. B, doi: 10.1007/s00340-002-0960-2.

Faloona, I., D. Tan, W. Brune, J. Hurst, D. Barket Jr., T. Couch, P. Shepson, E. Apel, D. Riemer, T. Thornberry, M. Carroll, S. Sillman, G. Keeler, J. Sagady, D. Hooper and K. Paterson, 2001:  Nighttime observations of anomalously high levels of hydroxyl radicals above a deciduous forest canopy.  J. Geophys. Res., 106, 24,315-24,333.

Fried, A., Y-N. Lee*, G. Frost, B. Wert, B. Henry, J.R. Drummond, G. Hübler and T. Jobson, 2002:  Airborne CH2O measurements over the North Atlantic during the 1997 NARE campaign:  Instrument comparisons and distributions.  J. Geophys. Res., 107, 10.1029/2000JD000260.

Fried, A., Y. Wang, C. Cantrell, B. Wert, J. Walega, B. Ridley, E. Atlas, R. Shettter, B. Lefer, M. Coffey, J. Hannigan, D. Blake, N. Blake, S. Meinardi, B. Talbot, J. Dibb, E. Scheuer, O. Wingenter, J. Snow, B. Heikes and D. Ehhalt*, 2002:  Tunable diode laser measurements of formaldehyde during the TOPSE 2000 study: distributions, trends and model comparisons.  J. Geophys. Res., in press.

Friedli, H.R., L. F. Radke, R. Prescott, P. V. Hobbs and P. Sinha, 2002:  Mercury emissions from the August 2001 wildfires in Washington state and an agricultural waste fire in Oregon and atmospheric mercury budget estimates.  Global Biogeochem. Cycles, in press.

Frost, G.J.*, A. Fried, Y.-N. Lee*, B. Wert, B. Henry, J.R. Drummond, M.J. Evans, F.C. Fehsenfeld*, P.D. Goldan*, J.S. Holloway*, G. Hübler*, R. Jakoubek*, B.T. Jobson,* K. Knapp, W.C. Kuster,* J. Roberts,* J. Rudolph, T.B. Ryerson,* A. Stohl*, C. Stroud, D.T. Sueper*, M. Trainer* and J. Williams,,*, 2002:  Comparisons of box model calculations and measurements of formaldehyde from the 1997 North Atlantic Regional Experiment.  J. Geophys. Res., 107(D8), 10.1029/2001JD000896.

Gao, R.S.*, E.C. Richard, P.J. Popp, G.C. Toon*, D.F. Hurst, P.A. Newman*, J.C. Holecek, M.J. Northway, D.W. Fahey, M.Y. Danilin*, B. Sen*, K. Aikin, P.A. Romashkin, J.W. Elkins*, C.R. Webste*r, S.M. Schauffler, J.B. Greenblatt*, C.T. McElroy*, L.R. Lait*, T.P. Bui* and D. Baumgardner, 2001:  Observational evidence for the role of denitrification in Arctic stratospheric ozone loss.  Geophys. Res. Lett., 28, 2879-2882.

Gao, S., D.A. Hegg, G. Frick*, P.F. Caffrey*, L. Pasternack*, C. Cantrell, W. Sullivan, J. Ambrusko, T. Albrechcinski and T.W. Kirchstetter*, 2001:  Experimental and modeling studies of secondary organic aerosol formation and some applications to the marine boundary layer.  J. Geophys. Res., 106, 27,619-27,634.

Garcia, R., 2001:  Meteorology, Dynamic (Stratosphere).  Encyclopedia of Phys. Sci. & Technology, 9, 603-627. 

Garcia, R., H. Diaz*, R. Herrera, J. Eischeid*, M. Prieto*, E. Hernández, L. Gimeno, F. Durán and A. Bascary, 2001:  Atmospheric circulation changes in the tropical Pacific inferred from the voyages of the Manila galleons in the sixteenth-eighteenth centuries.  Bull. Amer. Meteor. Soc., 82, 2435-2455. 

Geron, C.*, A. Guenther, J. Greenberg, H.W. Loescher, D. Clark and B. Baker, 2002:  Biogenic volatile organic compound emissions from a lowland tropical wet forest in Costa Rica.  Atmospheric Environment, 36, 3793-3802.

Gettelman, A., M.L. Salby and F. Sassi, 2002:  Distribution and influence of convection in the tropical tropopause region.  J. Geophys. Res., 107(D10), 10.1029/2001JD001048. 

Gettelman, A., W.J. Randel, F. Wu and S.T. Massie, 2002:  Transport of water vapor in the tropical tropopause layer.  Geophys. Res. Lett., 29, 9-1/9-4. 

Goldman, A., C.P. Rinsland*, A. Perrin*, J.-M. Flaud*, A. Barbe*, C. Camy-Peyret*, M.T. Coffey, W.G. Mankin, J.W. Hannigan, T.M. Stephen, V. Malathy Devi and M.A.H. Smith*, 2002:  Weak ozone isotopic absorption in the 5 µm region from high resolution FTIR solar spectra.  J. Quant. Spect. Rad. Trans., 74, 133-138.

Graedel, T., D. Polincansky*, L. Geller*, P. Stern*, A. Alldredge, E. Barron, M. Davis, C. Field, B. Fischoff, R. Frosch, S. Gorelick, E. Holland, D. Krewski, R. Naiman, E. Olmstrom, V. Ruttan, M. Rosenzweig, E. Silbergeld, E. Stolper and B. Turner II, 2001:  “Grand Challenges in Environmental Sciences.”  National Research Council, National Academy Press, Wash. D.C., 95 pp.

Greenberg, J., A. Guenther, 2002:  Tethered balloon profiling for boundary layer atmospheric chemistry.  .  Environmental Monitoring Handbook, F. Burden, I. McKelvie, U. Forstner and A. Guenther, Eds., McGraw-Hill, 20.1-20.14.

Greenblatt, J.B., H-J. Jost*, M. Loewenstein*, J.R. Podolske*, T.P. Bui*, D.F. Hurst*, J.W. Elkins*, R.L. Herman*, C.R. Webster*, S.M. Schauffler, E.L. Atlas, P.A. Newman*, L.R. Lait*, M. Müller, A. Engel and U. Schmidt, 2002:  Defining the polar vortex edge from an N2O: potential temperature correlation.  J. Geophys. Res., 107(D20), 8268, doi: 10.1029/2001JD000575.

Guenther, A., 2002:  The contribution of reactive carbon emissions from vegetation to the carbon balance of terrestrial ecosystems, Chemosphere – Global Change, 49, 837-844.

Guenther, A., 2002:  Trace gas emission measurements.  Environmental Monitoring Handbook, F. Burden, I. McKelvie, U. Forstner and A. Guenther, Eds., McGraw-Hill, 24.1-24.18.

Guenther, A., 2002:  Tropospheric chemistry and composition: biogenic hydrocarbons.  Encyclopedia of Atmospheric Sciences, Academic Press, in press.

Hanson, D.R. and F.L. Eisele, 2002:  Measurement of prenucleation molecular clusters in the NH3, H2SO4, H2O system.  J. Geophys. Res., 107(D12), 10.1029/2001JD001100. 

Hanson, D.R., F.L. Eisele, S.M. Ball and P.M. McMurry, 2002:  Sizing small sulfuric acid particles with an ultrafine particle condensation nucleus counter.  Aerosol Science and Technology, 36, 554-559. 

Hauglustaine, D.*, L. Emmons, M. Newchurch, G. Brasseur*, T. Takao*, K. Matsubara*, J. Johnson*, B. Ridley, J. Stith and J. Dye*, 2001:  On the role of lightning NOx in the formation of tropospheric ozone plumes: A global model perspective.  J. Atmos. Chem., 38, 277-294.

Hayashi, H., M. Shiotani and J.C. Gille, 2002:  Horizontal wind disturbances induced by inertial instability in the equatorial middle atmosphere as seen in rocketsonde observations.  J. Geophys. Res., 107(D14), 10.1029/2001JD000922. 

Hicke, J.A., G.P. Asner, J.T. Randerson, C. Tucker*, S. Los*, R. Birdsey*, J. Jenkins*, C. Field* and E. Holland, 2002:  Satellite-derived increases in net primary productivity across North America, 1982-1998.  Geophys. Res. Lett., 29, 10.1029/2001GL013578.

Holland, E.A., and A.M. Weitz*, 2002:  Nitrogen cycle, biological.  Encyclopedia of Physical Science and Technology, 3rd edition, 10, 441-448.

Hoppel, W.*, J. Fitzgerald*, G. Frick*, P. Caffrey*, L. Pasternack*, D. Hegg, S. Gao, R. Leaitch*, N. Shantz*, C. Cantrell, T. Albrechcinski, J. Ambrusko and W. Sullivan, 2001:  Particle formation and growth from ozonolysis of a-pinene.  J. Geophys. Res., 106, 27,603-27,618.

Hurst, D.F.*, S.M. Schauffler, J.B. Greenblatt*, H. Jost*, R.L. Herman*, J.W. Elkins*, P.A. Romashkin*, E.L. Atlas, S.G. Donnelly, J.R. Podolske*, M. Loewenstein*, C.R. Webster*, G.J. Flesch* and D.C. Scott*, 2002: Construction of a unified, high-resolution nitrous oxide data set for ER-2 flights during SOLVE.  J. Geophys. Res., 107(D20), 8271, doi: 10.1029/2001JD000417.

Jianhui, B.*, W. Mingxing*, H. Fei*, J. Greenberg and A. Guenther, 2002:  Analyzing method on biogenic volatile organic compounds.  Advs. in Atmos. Sci., 19, 64-72.

Kanzawa, H.*, C. Shiller*, J. Ovarlez*, C. Camy-Peyret, S. Panay, P. Jeseck, H. Oelhaf*, M. Stowasser*, W.A. Traub, K. Jucks, D.G. Johnson, G.C. Toon*, J.H. Park*, G. Boedker*, L. Pan, T. Sugita, H. Nakajima*, and T. Yokota*, 2002:  Validation and data characteristics of water vapor profiles observed by the Improved Limb Atmospheric Spectrometer (ILAS) and processed with Version 5.20 algorithm.  J. Geophys. Res., in press.

Karl, T., A. Guenther, C. Lindinger, A. Jordan, R. Fall and W. Lindinger, 2001:  Eddy covariance measurements of oxygenated volatile organic compound fluxes from crop harvesting using a redesigned proton-transfer-reaction mass spectrometer. 
J. Geophys. Res., 106, 24,157-24,167.

Karl, T., A.J. Curtis, T.N. Rosenstiel, R.K. Monson and R. Fall, 2002:  Transient releases of acetaldehyde from tree leaves—products of a pyruvate overflow mechanism?  Plant, Cell and Environ., 25, 1121-1131.

Karl, T., R. Fall, T.N. Rosenstiel, P. Prazeller, B. Larsen*, G. Seufert* and W. Lindinger, 2002:  On-line analysis of the 13CO2 labeling of leaf isoprene suggests multiple subcellular origins of isoprene precursors.  Planta, 215, 894-905.

Khosravi, R., G. Brasseur, A. Smith, D. Rusch, S. Walters, S. Chabrillat* and G. Kockarts*, 2002:  Response of the mesosphere to human-induced perturbations and solar variability calculated by a 2-D model.  J. Geophys. Res., in press.

Klinger, L. and Q-J Li*, 2001:  Gaia in China.   In Gaia Circular Winter 2001/Spring 2002, The Society for Research and Education in Earth System Science, p. 13.

Klonecki, A., P. Hess and D. Blake, 2002:  Seasonal changes in the transport of pollutants into the Arctic troposphere—model study.  J. Geophys. Res., in press.

Lamarque, J.-F. and P.G. Hess, 2002:  Model analysis of the temporal and geographical origin of the CO distribution during the TOPSE campaign.  J. Geophys. Res., in press.

Lamarque, J.-F., B. Khattatov, and J.C. Gille, 2002:  Constraining tropospheric ozone column through data assimilation.   J. Geophys. Res., in press.

Lee, H. and A.K. Smith, 2002:  Simulation of the combined effects of solar cycle, QBO and volcanic forcing on stratospheric ozone changes in recent decades.  J. Geophys. Res., in press.

Lee, J.^, I., J. Qian^, D. C. Sperry^, A. J. Midey, Jr^., S. G. Donnelly and J. M. Farrar, 2002:  Photodissociation spectra for size-selected Sr+(CH3OH)n and Sr+(CH3OD)n clusters.  J. Phys. Chem., 106, 9993-9998.  (^private corporation)

Lee, K.-M., J.H. Park*, S.T. Massie and W. Choi, 2001:  Extinction coefficients and properties of Pinatubo aerosol determined from Halogen Occultation Experiment (HALOE) data.  J. Geophys. Res., 106, 28,333-28,345.

Lee-Taylor, J.M., G.P. Brasseur* and Y. Yokouchi*, 2001:  A preliminary three-dimensional global model study of atmospheric methyl chloride distributions.  J. Geophys. Res., 106, 34,221-34,233.

Lee-Taylor, Julia and S. Madronich, 2002:  Calculation of actinic fluxes with a coupled atmosphere-snow radiative transfer model.  J. Geophys. Res., in press.

Lefer, B., S. Hall, L. Cinquini and R. Shetter, 2001:  Photolysis frequency measurements at the South Pole during ISCAT-98. Geophys. Res. Lett., 28, 3637-3640.

Lefer, B.L., S.R. Hall, L. Cinquini, R.E. Shetter, J.D. Barrick* and J.H. Crawford*, 2001:  Comparison of airborne NO2 photolysis frequency measurements during PEM-Tropics B.  J. Geophys. Res., 106, 32,645-32,656. 

Li, Q-J.* and L. Klinger, 2001:  The correlation between the volatile organic compound emissions and the vegetation succession of the ecosystems in different climatic zones of China.  Acta Botanica Sinica, 43, 1065-1071.

Liu, C-H. and M.C. Barth, 2002:  Large-eddy simulation of flow and scalar transport in a modeled street canyon.  J. App. Meteor., 41, 660-673. 

Marsh, D. and R. Roble, 2002:  TIME-GCM simulations of lower-thermospheric nitric oxide seen by the halogen occultation experiment.  J. Atmos. and Solar-Terrestrial Physics, 64, 889-895.

Marsh, D., A. Smith, G. Brasseur*, M. Kaufmann and K. Grossmann, 2001:  The existence of a tertiary ozone maximum in the high-latitude middle mesosphere.  Geophys. Res. Lett., 28, 4531-4534.

Marsh, D.R., W. R. Skinner, A.R. Marshall, P.B. Hays, D.A. Ortland* and J.-H. Yee*, 2002:  High resolution Doppler imager observations of ozone in the mesosphere and lower thermosphere.  J. Geophys. Res., in press.

Marsh, D.R., A.K. Smith, and E. Noble, 2002:  Mesospheric ozone response to changes in water vapor.  J. Geophys. Res., in press.

Massie, S., A. Gettelman, W. Randel, and D. Baumgardner, 2002:  Distribution of tropical cirrus in relation to convection.  J. Geophys. Res., in press.

Mauldin, R.L. III, F.L. Eisele, C.A. Cantrell, E. Kosciuch, B.A. Ridley, B. Lefer, D.J. Tanner, J.B. Nowak, G. Chen, L. Wang and D. Davis, 2001:  Measurements of OH aboard the NASA P-3 during PEM-Tropics B.  J. Geophys. Res., 106, 32,657-32,666. 

Mauldin, R.L. III, F.L. Eisele, D.J. Tanner, E. Kosciuch, R. Shetter, B. Lefer, S.R. Hall, J.B. Nowak, M. Buhr*, G. Chen, P. Wang and D. Davis, 2001:  Measurements of OH, H2SO4, and MSA at the South Pole during ISCAT.  Geophys. Res. Lett., 28, 3629-3632. 

Mauldin, R.L. III, C.A. Cantrell, M.A. Zondlo, E. Kosciuch, B.A. Ridley, R. Weber, and F.E. Eisele, 2002:  Measurements of OH, H2SO4, and MSA during TOPSE, J. Geophys. Res., in press.

McKenzie, R.*, G. Seckmeyer, A. Bais, J. Kerr* and S. Madronich, 2001:  Satellite retrievals of erythemal UV dose compared with ground-based measurements at northern and southern midlatitudes.  J. Geophys. Res., 106, 24,051-24,062.

McKenzie, R.*, P. Johnston*, A. Hofzumahaus*, A. Kraus*, S. Madronich, C. Cantrell, J. Calvert and R. Shetter, 2002:  Relationship between photolysis frequencies derived from spectroscopic measurements of actinic fluxes and irradiances during the IPMMI campaign.  J. Geophys. Res., 107, 10.1029/2001JD000601.

McKenzie, R.*, P. Johnston*, D. Smale*, B. Bodhaine* and S. Madronich, 2001:  Altitude effects of UV spectral irradiance deduced from measurements at Lauder, New Zealand, and at Mauna Loa Observatory, Hawaii.  J. Geophys. Res., 106, 22,845-22,860.

Michelsen, H.A.*, G.L. Manney, F.W. Irion*, G.C. Toon*, M.R. Gunson*, C.P. Rinsland*, R. Zander, E. Mahieu, M.J. Newchurch, P.N. Purcell*, E.E. Remsberg*, J.M. Russell III, H.C. Pumphrey, J.W. Waters*, R.M. Bevilacqua*, K.K. Kelly*, E.J. Hintsa*, E.M. Weinstock, E.-W. Chiou*, W.P. Chu*, M.P. McCormick and C.R. Webster*, 2002:  ATMOS version 3 water vapor measurements: Comparisons with observations from two ER-2 Lyman-a hygrometers, MkIV, HALOE, SAGE II, MAS, and MLS.  J. Geophys. Res., 107, 2-1/2-19.

Monson, R. and E. Holland, 2001:  Biospheric trace gas fluxes and their control over tropospheric chemistry.  Annu. Rev. Ecol. Syst., 32, 547-576.

Neuman, J.A.*, R.S. Gao, D.W. Fahey, J.C. Holecek*, B.A. Ridley, J.G. Walega, F.E. Grahek, E.C. Richard*, C.T. McElroy*, T.L. Thompson*, J.W. Elkins*, F.L. Moore* and E.A. Ray*, 2001:  In situ measurements of HNO3, NOy, NO, and O3 in the lower stratosphere and upper troposphere.  Atmos. Environ., 35, 5789-5797.

Newman, J.A*., L.G. Huey, R.W. Dissly, F.C. Fehsenfeld*, F. Flocke, J.C. Holecek, J.S. Holloway, G. Hubler, R. Jakoubek*, D.K. Nicke, Jr., D.D. Parish*, T.B. Ryerson*, D.T. Sueper, and A.J. Weinheimer, 2002:  Fast-response airborne insitu measurements of HNO3 during the Texas 2000 air quality study.  J. Geophys. Res., n press.

Newchurch, M.J., D. Sun and J.H. Kim, 2001:  Zonal wave-1 structure in TOMS tropical stratospheric ozone.  Geophys. Res. Lett., 28, 3151-3154.

Newchurch, M.J., X. Liu, J.H. Kim and P.K. Bhartia*, 2001:  On the accuracy of Total Ozone Mapping Spectrometer retrievals over tropical cloudy regions.  J. Geophys. Res., 106, 32,315-32,326.

Nowak, J.B.*, L.G. Huey, F.L. Eisele, D.J. Tanner, R.L. Mauldin III, C. Cantrell, E. Kosciuch and D.D. Davis, 2002:  Chemical ionization mass spectrometry technique for detection of dimethylsulfoxide and ammonia.  J. Geophys. Res., 107(D18), 4363.  doi:10.1029/2001JD001058.

Olson, J.R.*, J.H. Crawford*, D.D. Davis, G. Chen, M.A. Avery*, J.D.W. Barrick*, G.W. Sachse*, S.A. Vay*, S.T. Sandholm, D. Tan, W.H. Brune, I.C. Faloona, B.G. Heikes, R.E. Shetter, B.L. Lefer, H.B. Singh*, R.W. Talbot and D.R. Blake, 2001:  Seasonal differences in the photochemistry of the South Pacific: A comparison of observations and model results from PEM-Tropics A and B.  J. Geophys. Res., 106, 32,749-32,766.

Orlando, J.J. and G.S. Tyndall, 2002:  Oxidation mechanisms for ethyl chloride and ethyl bromide under atmospheric conditions.  J. Phys. Chem. A, 106, 312-319. 

Orlando, J.J., G.S. Tyndall, S.B. Bertman, W. Chen and J.B. Burkholder*, 2002:  Rate coefficient for the reaction of OH with CH2 = C(CH3)C(O)OONO2 (MPAN).  Atmos. Environ., 36, 1895-1900

Orlando, J.J., G.S. Tyndall, 2002:  Gas phase UV absorption spectra for peracetic acid, and for acetic acid monomer and dimer.  J. Photochem. Photobiol A:  Photochem., in press.

Orlando, J.J. and G.S. Tyndall, 2002:  Mechanism for the reaction of OH with the unsaturated aldehydes , acrolein and crotonaldehyde.  J. Phys. Chem. A., in press.

Otter, L.B., A. Guenther, J. Greenberg and M.C. Scholes, 2002:  Seasonal and spatial variations in biogenic hydrocarbon emissions from South African savannas and woodlands.  Atmos. Environ., 36, 4265-4275.

Owen, S.M., P. Harley, A. Guenther and C.N. Hewitt, 2002:  Light dependency of VOC emissions from selected Mediterranean plant species.  Atmos. Environ., 36, 3147-3159.

Pan, L.L., W.J. Randel, H. Nakajima*, S.T. Massie, H. Kanzawa*, Y. Sasano*, T. Yokota*, T. Sugita*, S. Hayashida and S. Oshchepkov*, 2002:  Satellite observation of dehydration in the Arctic Polar stratosphere.  Geophys. Res. Lett., 29, 25-1/25-4. 

Pan, L.L., W.J. Randel, S.T. Massie, H. Kanzawa*, Y. Sasano*, H. Nakajima*, T. Yokota* and T. Sugita, 2002:  Variability of polar stratospheric water vapor observed by ILAS.  J. Geophys. Res., in press.

Parton, W.J., E.A. Holland, S.J. Del Grosso, M.D. Hartman, R.E. Martin, A.R. Mosier*, D.S. Ojima and D.S. Schimel, 2001:  Generalized model for NOx and N2O emissions from soils.  J. Geophys. Res., 106, 17,403-17,419.

Popp, P.J.*, M.J. Northway, J.C. Holecek, R.S. Gao*, D.W. Fahey, J.W. Elkins*, D.F. Hurst, P.A. Romashkin, G.C. Toon*, B. Sen*, S.M. Schauffler, R.J. Salawitch*, C.R. Webster*, R.L. Herman*, H. Jost*, T.P. Bui*, P.A. Newman* and L.R. Lait*, 2001:  Severe and extensive denitrification in the 1999-2000 Arctic winter stratosphere.  Geophys. Res. Lett., 28, 2875-2878.

Popp, P.J.*, B.A. Ridley, J.A. Neuman*, L.M. Avallone, D.W. Toohey, P.F. Zittel^, O. Schmid, R.L. Herman*, R.S. Gao*, M.J. Northway*, J.C. Holecek*, D.W. Fahey*, T.L. Thompson*, K.K. Kelly*, J.G. Walega, F.E. Grahek, J.C. Wilson, M.N. Ross^ and M. Danilin^, 2002:  The emission and chemistry of reactive nitrogen species in the plume of an Athena II solid-fuel rocket motor.  Geophys. Res. Lett., 29(18), 1887, doi:10.1029/2002GL015197.

Prather, M., D. Ehhalt, F. Dentener*, R. Derwent*, E. Dlugokencky*, E. Holland, I. Isaksen, J. Katima*, V. Kirchhoff, P. Matson, P. Midgley* and M. Wang; 2001:  Atmospheric Chemistry and Greenhouses Gases, Chap. 4 in Climate Change 2001: The Scientific Basis.  Contribution of Working Group I to the Third Assessment Report of the Intergovernmental Panel on Climate Change [Houghton, J., Y. Ding, D. Griggs, M. Noguer, P. van der Linden, X. Dai, K. Maskell and C. Johnson (eds)], Cambridge University Press, UK, 881 pp.

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

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. 

Ravetta, R., D.J. Jacob, W.H. Brune, B.G. Heikes, B.E. Anderson*, D.R. Blake, G.L. Gregory*, G.W. Sachse*, S.T. Sandholm, R.E. Shetter, H.B. Singh* and R.W. Talbot, 2001:  Experimental evidence for the importance of convected methylhydroperoxide as a source of hydrogen oxide (HOx) radicals in the tropical upper troposphere.  J. Geophys. Res., 106, 32,709-32,716.

Reiner, T.*, D. Sprung*, C. Jost*, R. Gabriel*, O.L. Mayol-Bracero*, M.O. Andrae*, T.L. Campos and R.E. Shetter, 2001:  Chemical characterization of pollution layers over the tropical Indian Ocean: Signatures of emissions from biomass and fossil fuel burning.  J. Geophys. Res., 106, 28,497-28,510.

Richter, D., A. Fried, B.P. Wert, J.G. Walega and F.K. Tittel, 2002:  Development of a tunable mid-IR difference frequency laser source for highly sensitive airborne trace gas detection.  App. Phys. B, doi: 10.1007/s00340-002-0948-y.

Ridley, B.A., E. Atlas, D. Montzka, E. Browell*, C. Cantrell, D. Blake, N. Blake, L. Cinquinni, M. Coffey, L. Emmons, R. Cohen, R. DeYoung*, J. Dibb, F. Eisele, F. Flocke, A. Fried, F. Grahek, W. Grant*, J. Hair*, J. Hannigan, B. Heikes, B. Lefer, L. Mauldin, J. Moody, R. Shetter, J. Snow, R. Talbot, J. Thornton, J. Walega, A. Weinheimer, B. Wert, and A. Wimmers 2002:  Ozone depletion events observed in the high latitude surface layer during the TOPSE aircraft program.  J. Geophys. Res., in press.

Ridley, B.A. and J.J. Orlando, 2002:  Surface ozone depletion events at Alert during Spring 1998.  J. Atmos. Chem., in press.

Riese, M.*, G.L. Manney*, J. Oberheide, X. Tie, R. Spang* and V. Küll, 2002:  Stratospheric transport by planetary wave mixing as observed during CRISTA-2.  J. Geophys. Res., 107(D23), 8179, doi: 10.1029/2001JD000629.

Rinne, H.J.I.*, A.B. Guenther, J.P. Greenberg and P.C. Harley, 2002:  Isoprene and monoterpene fluxes measured above Amazonian rainforest and their dependence on light and temperature.  Atmos. Environ., 36, 2421-2426. 

Roberts, J.*, F. Flocke, A. Weinheimer, H. Tanimoto, B. Jobson*, D. Riemer, E. Apel, E. Atlas, S. Donnelly, V. Stroud, K. Johnson, R. Weaver and F. Fehsenfeld*, 2001:  Observations of APAN during TexAQS 2000.  Geophys. Res. Lett., 28, 4195-4198.

Rozema, J., B. van Geel, L.O. Björn, J. Lean* and S. Madronich, 2002:  Toward solving the UV puzzle.  Science, 296, 1621-1622.

Saitoh, N., S. Hayashida, Y. Sasano* and L.L. Pan, 2002:  Characteristics of Arctic polar stratospheric clouds in the winter of 1996/1997 inferred from ILAS measurements.  J. Geophys. Res., 107(D24), 8205, doi: 10.1029/2001JD000595.

Skamarock, W.C., J.E. Dye, E. Defer, M. Barth, J.L. Stith, B.A. Ridley and K. Baumann*, 2002:  Observational- and modeling-base budget of lightning-produced NOx in a continental thunderstorm.  J. Geophys. Res., in press.

Scheuer, E., R. W. Talbot, J. E. Dibb, G. K. Seid, L. DeBell, B. Lefer, 2002:  Seasonal distributions of fine aerosol sulfate in the North American Arctic basin during TOPSE.  J. Geophys. Res., in press.

Sillman, S., M.A. Carroll, T. Thornberry, B.K. Lamb, H. Westberg, W.H. Brune, I. Faloona, D. Tan, P.B. Shepson, A.L. Sumner, D.R. Hastie, C.M. Mihele, E.C. Apel, D.D. Riemer and R.G. Zika, 2002:  Loss of isoprene and sources of nighttime OH radicals at a rule site in the United States:  Results from photochemical models.  J. Geophys. Res., 107(D5), 10.1029/2001JD000449.

Smith, A.K. and D.A. Ortland*, 2001:  Modeling and analysis of the structure and generation of the terdiurnal tide.  J. Atmospheric Sciences, 58, 3116-3134. 

Smith, A.K., P. Preusse and J. Oberheide, 2002:  Middle atmosphere Kelvin waves observed in Cryogenic Infrared Spectrometers and Telescopes for the Atmosphere (CRISTA) 1 and 2 temperature and trace species.  J. Geophys. Res., 107(D23), 8177, doi: 10.1029/2001JD000577. 

Smith, A.K., 2002:  Middle atmosphere planetary waves.  Encyclopedia of Atmospheric Sciences. J. R. Holton, J. Pyle and J. A. Curry, Eds., in press.

Spirig, C., A. Neftel*, L.I. Kleinman* and J. Hjorth*, 2002:  NOx versus VOC limitation of O3 production in the Po valley: Local and integrated view based on observations.  J. Geophys. Res., 107(D22), 8191, doi: 10.1029/2001JD000561.

Staudt, A.C., D.J. Jacob, F. Ravetta, J.A. Logan, D. Bachiochi, T.N. Krishnamurti, S. Sandholm, B. Ridley, H. Singh* and W. Talbot, 2002:  Sources and chemistry of nitrogen oxides over the tropical Pacific.  J. Geophys. Res., in press.

Stevens, B., D. Lenschow, G. Vali, H. Gerber, A. Bandy, B. Blomquist, J. Berenguier*, C. S. Bretherton, T. Campos, S. Chai*, I. Faloona, S. Haimov, D. Friesen, K. Laursen, D. Leon, D. K. Lilly, S. Loehrer, S. Malinowski, M. D. Peters, M. Rivera, D. C. Rogers, L. Russell, V. Savic-Jovcic, J. Snider, D. Straub, M. Szumowski*, H. Takagi, D. C. Thorton, M. Tschudi, C. Twohy, M. Wetzel*, M. C. vanZanten, 2002:  Dynamics and chemistry of marine stratocumulus – DYCOMS-II.  Bull. Amer. Meteo. Soc., in press.

Stroud, C., J. Roberts*, J. Williams*, P. Goldan*, W. Kuster*, T. Ryerson*, D. Sueper*, D. Parrish*, M. Trainer*, F. Fehsenfeld*, F. Flocke, S. Schauffler, V. Stroud and E. Atlas, 2001:  Alkyl nitrate measurements during STERAO 1996 and NARE 1997: Intercomparison and survey of results.  J. Geophys. Res., 106, 23,043-23,053.

Stroud, C.A., J.M. Roberts*, E.J. Williams*, D. Hereid*, W.M. Angevine*, F.C. Fehsenfeld*, A. Wisthaler, A. Hansel, M. Martinez-Harder, H. Harder, W.H. Brune, G. Hoenninger, J. Stutz and A.B. White*, 2002:  Nighttime isoprene trends at an urban forested site during the 1999 Southern Oxidant Study.  J. Geophys. Res., 107(D16), 10.1029/2001JD000959.

Stroud, C.A., J.M. Roberts, P.D. Goldan*, W.C. Kuster*, P.C. Murphy, E.J. Williams, D. Hereid, D. Parrish*, D. Sueper, M. Trainer*, F.C. Fehsenfeld, E.C. Apel, D. Riemer*, B. Wert, B. Henry, A. Fried, M. Martinez-Harder, H. Harder, W.H. Brune, G. Li, H. Xie and V.L. Young, 2001:  Isoprene and its oxidation products, methacrolein and methylvinyl ketone, at an urban forested site during the 1999 Southern Oxidants Study.  J. Geophys. Res., 106, 8035-8046.

Sturges, W., S. Penkett, J-M. Barnola*, J. Chappellaz*, E. Atlas and V. Stroud, 2001:  A long-term record of carbonyl sulfide (COS) in two hemispheres from firn air measurements.  Geophys. Res. Lett., 28, 4095-4098.

Tan, D., I. Faloona, J. Simpas, W. Brune, P. Shepson, T. Couch, A. Sumner, M. Carroll, T. Thornberry, E. Apel, D. Riemer and W. Stockwell*, 2001:  HOx budgets in a deciduous forest: Results from the PROPHET summer 1998 campaign. 
J. Geophys. Res., 106, 24,407-24,427.

Thornton, J.A., P.J. Wooldridge, R.C. Cohen*, M. Martinez, H. Harder, W.H. Brune, E.J. Williams*, J.M. Roberts*, F.C. Fehsenfeld*, S.R. Hall, R.E. Shetter, B.P. Wert and A. Fried, 2002:  Ozone production rates as a function of NOx abundances and HOx production rates in the Nashville urban plume.  J. Geophys. Res., 107(D12), 10.1029/2001JD000932.

Tie, X., G. Brasseur*, L. Emmons, L. Horowitz and D. Kinnison, 2001:  Effects of aerosols on tropospheric oxidants: A global model study.  J. Geophys. Res., 106, 22,931-22,964.

Tie., X., R. Zhang, G. Brasseur* and W. Lei, 2002:  Global NOx production by lightning, J. Atmos. Chem., 43, 61-74.

Tie, X., L. Emmons, L. Horowitz, G. Brasseur, B. Ridley, E. Atlas, P. Hess, A. Klonecki, S. Madronich, R. Talbot, J. Dibb, D. Marbouty*, and J. Hennessy*, 2002:  Effect of sulfate aerosol on tropospheric NOx and ozone budgets: model simulations and TOPSE evidence.  J. Geophys. Res., in press.

Twohy, C.H., C.F. Clement*, B. W. Gandrud, A. J. Weinheimer, T.L. Campos, D. Baumgardner, W.H. Brune, I. Faloona, G.W. Sachse*, S.A. Vay* and D. Tan, 2002:  Deep convection as a source of new particles in the midlatitude upper troposphere.  J. Geophys. Res., in press.

Tyndall, G.S., C.S. Kegley-Owen, J.J. Orlando and A. Fried, 2002:  Tunable diode laser study of the reaction OH + ClO   HCl + O2.  J. Phys. Chem. A, 106, 1567-1575. 

Tyndall, G.S., J.J. Orlando, T.J. Wallington*, M.D. Hurley*, M. Goto and M. Kawasaki, 2002:  Mechanism of the reaction of OH radicals with acetone and acetaldehyde at 251 and 296 K.  Phys. Chem. Chem. Phys., 4, 2189-2193. 

Volz-Thomas*, A., J. Slemr*, S. Konrad*, Th. Schmitz*, E.C. Apel and V.A. Mohnen*, 2002:  Quality assurance of hydrocarbon measurements for the German tropospheric research focus (TFS).  J. Atmos. Chem., 42, 255-279.

Wang, Y., S.C. Liu*, P.H. Wine, D.D. Davis, S.T. Sandholm, E.L. Atlas, M.A. Avery*, D.R. Blake, N.J. Blake, W.H. Brune, B.G. Heikes, G.W. Sachse*, R.E. Shetter, H.B. Singh*, R.W. Talbot and D. Tan, 2001:  Factors controlling tropospheric O3, OH, NOx, and SO2 over the tropical Pacific during PEM-Tropics B.  J. Geophys. Res., 106, 32,733-32,747.

Wang, Y., B. Ridley, A. Fried, C. Cantrell, D. Davis, G. Chen, J. Snow, B. Heikes, R. Talbot, J. Dibb, F. Flocke, A. Weinheimer, N. Blake, D. Blake, R. Shetter, B. Lefer, E. Atlas, M. Coffey, J. Walega, and B. Wert, 2002:  Springtime photochemistry at northern mid and high latitudes.  J. Geophys. Res., in press.

Warneke, C., S.L. Luxembourg, J.A. de Gouw*, H.J.I. Rinne, A.B. Guenther and R. Fall, 2002:  Disjunct eddy6 covariance measurements of oxygenated volatile organic compounds fluxes from an alfalfa field before and after cutting.  J. Geophys. Res., 107(D8), 10.1029/2001JD000594.

Weber, R., G. Chen, D. Davis, R. Mauldin III, D. Tanner, F. Eisele, A. Clarke, D. Thornton and A. Bandy, 2001:  Measurements of enhanced H2SO4 and 3-4 nm particles near a frontal cloud during the First Aerosol Characterization Experiment (ACE 1).  J. Geophys. Res., 106, 24,107-24,117.

Weber, R.J., K. Moore, V. Kapustin, A. Clarke, R.L. Mauldin, E. Kosciuch, C. Cantrell, F. Eisele, B. Anderson* and L. Thornhill*, 2001:  Nucleation in the equatorial Pacific during PEM-Tropics B: Enhanced boundary layer H2SO4 with no particle production.  J. Geophys. Res., 106, 32,767-32,776.

Wert, B.P., A. Fried, B. Henry and S. Cartier, 2002:  Evaluation of inlets used for the airborne measurement of formaldehyde.  J. Geophys. Res., 107(D13), 10.1029/2001JD001072.

Wiedinmyer, C., A. Guenther, M. Estes*, W. Strange, G. Yarwood*, D. Allen, 2001:  A land use database and examples of biogenic isoprene emission estimates for the state of Texas.  Atmos. Environ., 35, 6465-6477.

Wimmers, A.J., J.L. Moody, E.V. Browell*, J.W. Hair*, W.B. Grant*, C.F. Butler*, M.A. Fenn*, C.C. Schidt, J. Li. and B.A. Ridley, 2002:  Signatures of tropopause folding in satellite imagery.  J. Geophys. Res., in press.

Xu, J.*, A. Smith and G. Brasseur*, 2001:  Conditions for the photochemical destabilization of gravity waves in the mesopause region.  J. Atmos. and Solar-Terrestrial Physics, 63, 1821-1829.

Xu, J., A.K. Smith and R. Ma*, 2002:  A numerical study of the effect of gravity wave propagation on minor species distributions in the mesopause region.  J. Geophys. Res., in press.