Darryn W. Waugh
Updated June 2015

Submitted or In Press

Saunders, R.O, and D. W. Waugh, 2015, Variability of summer PM2.5 in the Northeastern United States and tracing of potential sources using MERRAero reanalysis , Atmos. Env. Submitted.

Orbe, C., P. A. Newman, D. W. Waugh, M. Holzer, L. D. Oman, F. Li, and L. M. Polvani, 2015: Air-mass Origin in the Arctic. Part II: Response to increased greenhouse gases . Journal of Climate, submitted (2015).

Waugh, D.W, C.I. Garfinkel, L.M. Polvani, 2015 Drivers of the recent tropical expansion in the Southern Hemisphere: Changing SSTs or ozone depletion? J Climate, to appear.

Orbe, C., P. A. Newman, D. W. Waugh, M. Holzer, L. D. Oman, F. Li, and L. M. Polvani, 2015: Air-mass Origin in the Arctic. Part I: Seasonality . Journal of Climate, to appear (2015).

Thomas J.L., D. W. Waugh, A Gnanadesikan, 2015 Southern Hemisphere extratropical circulation: Recent trends and natural variability . Geophys. Res. Lett., to appear.


Orbe, C., D. W. Waugh, and P. A. Newman (2015), Air-Mass Origin in the Tropical Lower Stratosphere: The Influence of Asian Boundary Layer Air . Geophys. Res. Lett., doi: 10.1002/2015GL063937.

Holzer, M., and D. W. Waugh (2015), Interhemispheric transit-time distributions and path-dependent lifetimes constrained by measurements of SF6, CFCs, and CFC replacements , Geophys. Res. Lett., 42, doi:10.1002/2015GL064172.

Ryoo, J.-M., D. E. Waliser, D. W. Waugh, S. Wong, E. J. Fetzer, and I. Fung (2015), Classification of atmospheric river events on the U.S. west coast using a trajectory model, J. Geophys. Res. Atmos., 119, doi:10.1002/2014JD022023.

Wang, L., and D.W. Waugh, 2015 Seasonality in Future Tropical Lower Stratospheric Temperature Trends , Journal of Geophysical Research – Atmospheres, 120, 980–991, doi:10.1002/2014JD022090.

Stolarski RS, AE Douglass, LD Oman and D W Waugh, 2015 Impact of future nitrous oxide and carbon dioxide emissions on the stratospheric ozone layer , Environ. Res. Lett., 10 034011 doi:10.1088/1748-9326/10/3/034011


Orbe C., M. Holzer, L.M. Polvani, D.W. Waugh, F. Li, L.D. Oman and P.A. Newman: Seasonal Ventilation of the Stratosphere: Robust Diagnostics from One-Way Flux Distributions, J. Geophys. Res. 119, 293-306, doi:10.1002/2013JD020213. 2014

Aquila, V., C. I. Garfinkel, P. A. Newman, L. D. Oman, and D. W. Waugh (2014), Modifications of the quasi-biennial oscillation by a geoengineering perturbation of the stratospheric aerosol layer , Geophys. Res. Lett., 41, 1738–1744, doi:10.1002/2013GL058818.

Stolarski, R. S., D. W. Waugh, L. Wang,
L. D. Oman, A. R. Douglass, and P. A. Newman (2014), Seasonal variation of ozone in the tropical lower stratosphere: Southern tropics are different from northern tropics , J. Geophys. Res. Atmos., 119, doi:10.1002/2013JD021294.

Urquhart EA, Zaitchik BF, Waugh DW, Guikema SD, Del Castillo CE (2014) Uncertainty in Model Predictions of Vibrio vulnificus Response to Climate Variability and Change: A Chesapeake Bay Case Study . PLoS ONE 9(5): e98256. doi:10.1371/journal.pone.0098256

Waugh DW. 2014 Changes in the ventilation of the southern oceans . Phil. Trans. R. Soc. A 372: 20130269. http://dx.doi.org/10.1098/rsta.2013.0269

Garfinkel, C. I. and D. W. Waugh, Tropospheric Rossby Wave Breaking and Variability of the Latitude of the Eddy-driven Jet , J. Climate, 2014. 27 (18), 7069-7085

Berman, J.D, D W Waugh, P N Breysse, R H White, F C Curriero, 2014, Improved estimation of ozone air pollution concentrations using both air quality monitoring data and output from the Community Multi-scale Air Quality (CMAQ) model , Environmental Technology & Innovation, doi:10.1016/j.eti.2014.10.003


Waugh, D.W., et al. Tropospheric SF6: Age of Air from the Northern Hemisphere Mid-latitude Surface , JGR, 118, 11429-11441, 2013 2013

Wang, L., P. J. Kushner, D.W. Waugh, Southern hemisphere stationary wave response to changes of ozone and greenhouse gases , Journal of Climate, 26, 10205-10217, 2013.

Garfinkel, C.I., D. W. Waugh, L.D. Oman, L. Wang, and M.M. Hurwitz, Temperature trends in the tropical upper troposphere and lower stratosphere: connections with sea surface temperatures and implications for water vapor and ozone , JGR, in press, 2013.

Garfinkel, C. I., M. M. Hurwitz, L. D. Oman, D. W. Waugh, Contrasting Effects of Central Pacific and Eastern Pacific El Nino on Stratospheric Water Vapor, GRL, 40, 4115--4120, 2013

Garfinkel, C. I., L. D. Oman, E. A. Barnes, D. W. Waugh, M. M. Hurwitz, A. M. Molod, Connections between the Spring Breakup of the Southern Hemisphere Polar Vortex, Stationary Waves, and Air-Sea Roughness , J. Atmos. Sci. 70, 2137-2151, 2013

Garfinkel, C.I., M. M. Hurwitz, D. W. Waugh, A. H. Butler, Are the Teleconnections of Central Pacific and Eastern Pacific El Ni˜no Distinct in Boreal Wintertime?, Climate Dynamics, doi:10.1007/s00382-012-1570-2.

Garfinkel, C. I., D. W. Waugh, E. P. Gerber, The Effect of Tropospheric Jet Latitude on Coupling between the Stratospheric Polar Vortex and the Troposphere , J. Clim, 26, 2077-2095, 2013.

Guzewich, S., et al. High Altitude Dust Layers on Mars: Observations with the Thermal Emission Spectrometer, JGR, 118,1177-1194, 2013

Guzewich, S., et al. The Impact of a Realistic Vertical Dust Distribution on the Simulation of the Martian General Circulation, JGR, 118, 980-993, 2013

Orbe C, M Holzer, LM Polvani, and DW Waugh, Air-mass origin as a diagnostic of climate change in tropospheric transport , J Geophys. Res., 118, 1459-1470, 2013.

Tanhua. T., D.W. Waugh, J., Bullister, Estimating changes in ocean ventilation from early 1990s CFC- 12 and late 2000s SF6 measurements , Geophys. Res. Lett., 40, 927-932, 2013.

Waugh, D.W., F. Primeau, T. Devries, and M. Holzer, Recent changes in the ventilation of the southern oceans , Science, 339, 568, doi:10.1126/science.1225411, 2013

Oman, L, et al. The Ozone Response to ENSO in Aura Satellite Measurements and a Chemistry-Climate Simulation, J. Geophys. Res., 118, 1-12, 2013


Garfinkel, C.I., T. A. Shaw, D. L. Hartmann, D. W. Waugh, Does the Holton-Tan Mechanism Explain How the Quasi-Biennial Oscillation Modulates the Arctic Polar Vortex? J Atmos. Sci., 69, doi: 10.1175/JAS-D-11-0209.1, 2012.

Wang, L. and D. W. Waugh, Chemistry-climate model simulations of recent trends in lower stratospheric temperatures and stratospheric residual circulation , J. Geophys. Res., 117, 10.1029/2011JD017130 2012.

Ndarana, T., D. W. Waugh, L. M. Polvani, G.J.P. Correa, E.P. Gerber, Antarctic Ozone Depletion and trends in tropospheric Rossby wave breaking , Atmos. Sci. Letters, 10.1002/asl.384, 2012.

Guzewich, S. D., E.R. Talaat, D.W. Waugh, Observations of Planetary Waves and Nonmigrating Tides by the Mars Climate Sounder, J. Geophys. Res., 117, 10.1029/2011JE003924, 2012.

Waugh, D.W., S. R. Keating, M-L. Chen, Diagnosing Ocean Stirring: Comparison of Relative Dispersion and Finite-Time Lyapunov Exponents , Journal of Physical Oceanography, 42, 1173-1185, 2012.

Garfinkel, C.I., A. H. Butler, D. W. Waugh, M. M. Hurwitz, L. M. Polvani, Why might sudden stratospheric warmings occur with similar frequency in El Nino and La Nina winters? , J. Geophys. Res., 117, D19, doi:10.1029/2012JD017777, 2012.

Li, F., D. W. Waugh, A.R. Douglass, P.A. Newman, S.E. Strahan, J. Ma, J. E. Nielsen, and Q. Liang, Long-Term Changes in Stratospheric Age Spectra in the 21st Century in the Goddard Earth Observing System Chemistry-Climate Model (GEOSCCM), J. Geophys. Res., 117, D20, doi:10.1029/2012JD017905, 2012.

Garfinkel C. I., S. B. Feldstein, D. W. Waugh, C. Yoo, S. Lee, Observed Connection between Stratospheric Sudden Warmings and the Madden-Julian Oscillation , GRL, 39, L18807, 2012

Lang, C., D.W. Waugh, et al., The impact of greenhouse gases on past changes in tropospheric ozone. J Geophys. Res., 117, No. D23, D23304, 2012.

Li, F., D.W. Waugh, et al., Seasonal Variations of Stratospheric Age Spectra in GEOSCCM , J. Geophy. Res., 117, .doi:10.1029/2011JD016877, 2012.


Waugh, D.W., V.Eyring and D.E. Kinnison, Stratospheric Ozone in the 21st Century, in "Stratospheric Ozone Depletion and Climate Change", R. Muller, Ed., Royal Society of Chemistry, 2011.

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

Oman, L., et al., The response of tropical tropospheric ozone to ENSO, Geophysical Res. Lett., 38, L13706, doi:10.1029/2011GL047865, 2011.

Ndarana, T., and D.W. Waugh, A climatology of Rossby wave breaking in the Southern Hemisphere upper troposphere, J Atmos. Sci., 68, 798-811, 2011.

Polvani, L.M, D.W. Waugh, G.J.P. Correa and S.-W. Son: Stratospheric ozone depletion: the main driver of 20th Century atmospheric circulation changes in the Southern Hemisphere?, J. Clim., 24, 795-812. 2011.

Lang, C. and D.W. Waugh, Impact of climate change on the frequency of Northern Hemisphere summer cyclones, J Geophys. Res., 116, D04103, doi:10.1029/2010JD014300, 2011.

Butchart, N., et al. , Multi-model climatologies of the stratosphere, J. Geophys. Res., 116, D05102, doi:10.1029/2010JD014995, 2011.


Oman, L., D.W. Waugh, S.R. Kawa, R.S. Stolarski, A.R. Douglass, and P.A. Newman, Mechanisms and feedbacks causing changes in upper stratospheric ozone in the 21st century, J. Geophys. Res., 114, doi:10.1029/2009JD012397, 115, D05303, 2010.

Ndarana, T and D.W. Waugh, The link between cut-off lows and Rossby wave breaking in the Southern Hemisphere, Quart. J. Royal. Met. Soc., 136,869-885, 2010.

Waugh, D.W. and L.M. Polvani, Stratospheric Polar Vortices, in "The Stratosphere: Dynamics, Transport and Chemistry. A festschrift celebrating Alan Pumb’s 60th birthday", L.M. Polvani, A.H. Sobel and D.W. Waugh, Eds., American Geophysical Union, Washington, D.C., 2010.

Li, F., Richard. S. Stolarski, S. Pawson, P. A. Newman, and D. Waugh (2010), Narrowing of the upwelling branch of the Brewer-Dobson circulation and Hadley cell in chemistry-climate model simulations of the 21st century, Geophys. Res. Lett., 37, L13702, doi:10.1029/2010GL043718.

Son, S.-W., E.P. Gerber, J. Perlwitz, L. M. Polvani, N. Gillett, K.-H. Seo and CCMVal Co-authors: The Impact of Stratospheric Ozone on the Southern Hemisphere Circulation Changes: A Multimodel Assessment, J. Geophys. Res., 115, D00M07, doi:10.1029/2010JD014271, 2010.

Eyring, VE, et al., Multi-model assessment of stratospheric ozone return dates and ozone recovery in CCMVal-2 models, Atmos. Chem. Phys., 10, 9451–9472, doi:10.5194/acp-10-9451-2010, 2010.

Hegglin, M., et al.: Multi-Model Assessment of the Upper Troposphere and Lower Stratosphere: Extra-tropics, J. Geophys. Res., 115, D00M09, doi:10.1029/2010JD013884, 2010.

Morgenstern, O., et al.: Review of present-generation stratospheric chemistry-climate models and associated external forcings, J. Geophys. Res., 115, D00M02, doi:10.1029/2009JD013728, 2010.

Oman, L., et al.: Multi-model assessment of the factors driving stratospheric ozone evolution over the 21st century, J. Geophys. Res., 115, D24306, doi:10.1029/2010JD014362.

Austin, J., et al. The decline and recovery of total column ozone using a multi-model time series analysis, J. Geophys. Res., 115, D00M10, doi:10.1029/2010JD013857, 2010.

Butchart, N., et al. Chemistry-climate model simulations of 21st century stratospheric climate and circulation changes, J. Clim., 23, 5349–5374, doi: 10.1175/2010JCLI3404.1, 2010.

Charlton-Perez, A. J., et al. , Quantifying uncertainty in projections of stratospheric ozone over the 21st century, Atmos. Chem. Phys., 10, 9473-9486, doi:10.5194/acp-10-9473-2010, 2010.


Waugh, D. W., L. Oman, P. A. Newman, R. S. Stolarski, S. Pawson, J. E. Nielsen, and J. Perlwitz (2009), Effect of zonal asymmetries in stratospheric ozone on simulated Southern Hemisphere climate trends , Geophys. Res. Lett., 36, L18701, doi:10.1029/2009GL040419.

Son, S., N. F. Tandon, L. M. Polvani, and D. W. Waugh (2009), Ozone hole and Southern Hemisphere climate change , Geophys. Res. Lett., 36, L15705, doi:10.1029/2009GL038671.

Son, S-W. L.M. Polvani, D.W. Waugh, et al., Future tropopause trends as simulated by stratospheric-resolving chemistry-climate models, J. Climate, 22, 429-445, 2009.

Ryoo, J.-M., T. Ugusa, and D.W. Waugh, D.W., PDFs of Tropospheric Humidity, J. Climate, 22, 3357-3373, 2009.

Oman, L. D.W. Waugh, S Pawson, R.S. Stolarski, and P.A. Newman, On the Influence of Anthropogenic Forcings on Changes in the Stratospheric Mean Age , J. Geophys. Res., 114, D03105, http://dx.doi.org/10.1029/2008JD010378, 2009.

Vazquez-Rodríguez, M., F. Touratier, C. Lo Monaco, D.W. Waugh, et al., Anthropogenic carbon distributions in the Atlantic ocean: data-based estimates from the Arctic to the Antarctic , Biogeosciences, 6, 439-451, 2009.

Waugh, D.W. 2009, The age of stratospheric air, Nature Geosciences, 2, 14 - 16.

Waugh, D.W., et al., Impact of climate change on ozone recovery , Geophys. Res. Lett., 36, L03805, doi:10.1029/2008GL036223, 2009.


Tanhua, T., D. W. Waugh, and D. W. R. Wallace, Use of SF6 to estimate anthropogenic carbon in the upper ocean., J. Geophys. Res.-Oceans, 113, C04037, 2008.

Funatsu, B.M., and D. W. Waugh Connections between Potential Vorticity Intrusions and Convection in the Eastern Tropical Pacific, J. Atmos. Sci., 65, 987-1002, 2008.

Haine, T.W.N. , H. Zhang, D.W. Waugh and M. Holzer, On transit-time distributions in unsteady circulation models, Ocean Modeling, 21, 35-45, 2008

Kvaleberg E., T.W.N. Haine., D.W. Waugh, Spreading of CFC-11 in the subpolar North Atlantic, J. Geophys. Res 113, C08019, doi:10.1029/2007JC004104., 2008.

Oman, L. D.W. Waugh, S Pawson, R.S. Stolarski, and J.E. Nielsen, Understanding the Changes of Stratospheric Water Vapor in Coupled Chemistry-Climate Model Simulations, J. Atmos. Sci, 65, 3278-3291, 2008.

Ryoo, J.M, D.W. Waugh, A. Gettelman, Variability of Subtropical Upper Tropospheric Humidity, Atmos. Chem. Phys., 8, 2643-2655, 2008.

Scott, L. M. Polvani, and D. W. Waugh, Internal Variability of the Winter Stratosphere. Part II: Time-Dependent Forcing, J Atmos. Sci., 65, 2375–2388, 2008.

Son, S.-W., L. M. Polvani, D. W. Waugh, H. Akiyoshi, R. Garcia, D. Kinnison, S. Pawson, E. Rozanov, T. G. Shepherd, and K. Shibata, The Impact of Stratospheric Ozone Recovery on the Southern Hemisphere Westerly Jet, Science, 320, 1486-1489, 2008.

Tanhua T., D. W. Waugh, D. W. R. Wallace, Use of SF6 to estimate anthropogenic CO2 in the upper ocean, J. Geophys. Res., 113, C04037, doi:10.1029/2007JC004416, 2008.

Waugh, D.W., and E.R. Abraham, Stirring in the Global Surface Ocean , Geophys. Res. Lett., 35, L20605, doi:10.1029/2008GL03552, 2008.

Waugh, D.W., and V. Eyring, Quantitative performance metrics for stratospheric-resolving chemistry-climate models, Atmos. Chem. Phys., 8, 5699-5713, 2008


Waugh, D.W., S. E. Strahan, and P. A. Newman, Sensitivity of stratospheric inorganic chlorine to differences in transport, Atmos. Chem. Phys., 7, 4935-4941, 2007

Lary D., D.W. Waugh, et al., Variations in Stratospheric Inorganic Chlorine between 1991 and 2006, Geosphys. Res. Lett., 34, L21811, doi:10.1029/2007GL030053, 2007.

Eyring, V., D.W. Waugh et al. Multi-model projections of stratospheric ozone in the 21st Century, J. Geophys. Res, D16303, doi:10.1029/2006JD008332, 2007.

Newman, P.A., J.S. Daniel, D.W. Waugh. E.R. Nash, A new formulation of equivalent effective stratospheric chlorine (EESC), Atmos. Chem. Phys., 7, 1-38, 2007.

Tanhua T., A. Kortzinger, K. Friis, D. W. Waugh, and D. W. R. Wallace An estimate of anthropogenic CO2 inventory from decadal changes in oceanic carbon content, PNAS 2007 104: 3017-3018

Bodeker, G.B and D.W. Waugh and co-authors, Chapter 6 of Scientific Assessment of Ozone Depletion: 2006, Global Ozone Res. and Monit. Proj., Geneva, 2007.

Hall, T.M., T.W.N. Haine, M. Holzer, D.A. LeBel, F. Terenzi, and D.W. Waugh Ventilation rates estimated from tracers in the presence of mixing. J. Phys. Oceanog., 37, 2599-2611, 2007.


Froidevaux, L. et al., Temporal decrease in upper atmospheric chlorine, Geophysical Res. Lett., 33, L23812, 2006.

Waugh, D.W., Hall, T. M., B. McNeil, and R. Key, Anthropogenic CO2 in the oceans estimated using transit-time distributions, Tellus, 2006.

Eyring V., et al., Assessment of coupled chemistry-climate models: Evaluation of dynamics, transport and ozone. J. Geophys. Res., 111, D22308, 2006.

Waugh, D.W., E. R. Abraham, M. M. Bowen , Spatial variations of stirring in the surface ocean: A case study of the Tasman Sea, J. Phys. Oceanogr., 36, 526-542, 2006.


Eyring V., et al. A strategy for process-oriented validation of coupled chemistry-climate models. Bull. Am. Meteorol. Soc., 86, 1117-1133, 2005.

Waugh, D.W., Impact of Potential Vorticity Intrusions on Subtropical Upper Tropospheric Humidity, J. Geophys. Res., 110, D11305, 2005.

Waugh, D.W., and T.H. Hall, Propagation of tracer signals in boundary currents, J. Phys. Oceanogr., 35, 1538-1552, 2005.

Zhang, H., Haine, T.W., and Waugh, D.W., Transport timescales in a double gyre circulation J. Phys. Oceanogr., 35, 2250-2267, 2005.


Molod, A., Salmun, H., Waugh D.W., The Impact on a GCM Climate of an Extended Mosaic Technique for the Land - Atmosphere Coupling, J. Climate, 17, 3877-3891, 2004.

Ma J., D.W. Waugh, A.R. Douglass, S.R. Kawa, P. A. Newman, S. Pawson, R. Stolarski, S. J. Lin Interannual variability of stratospheric trace gases: Role of extratropical wave driving Quart. J. Roy. Met. Soc., 130, 2459-2474, 2004.

Polvani L.M., and D. W. Waugh, Upward Wave Activity Flux as Precursor to Extreme Stratospheric Events and Subsequent Anomalous Surface Weather Regimes , J. Clim., 17, 3548-3554, 2004.

Rong, P.P., and D. W. Waugh, Vacillations in a Shallow Water Model of the Stratosphere J. Atmos. Sci., 61, 1174-1185, 2004.

Waugh, D.W., T. W. N. Haine, and Hall, T. M., Transport Times and Anthropogenic Carbon in the Subpolar North Atlantic Ocean. Deep-Sea Res., 51, 1475-1491, 2004.

Hall, T. M., D. W. Waugh, T. W. N. Haine, P. E. Robbins, and S. Khatiwala, Reduced estimates of anthropogenic carbon in the Indian Ocean due to mixing and time-varying air-sea CO2 disequilibrium, Global Biogeochem. Cycles, 18, 10.1029/2003GB002120, 2004.

Scott, R.K., D. G. Dritschel, L. M. Polvani, and D. W. Waugh, Enhancement of Rossby wave breaking by steep potential vorticity gradients in the winter stratosphere, J. Atmos. Sci., 61, 904, 2004.


Peters, D., and Waugh D.W., Rossby Wave Breaking in the Southern Hemisphere Wintertime Upper Troposphere, Mon. Wea. Rev. , 131, 2623-2634, 2003.

Molod, A., Salmun, H., and Waugh D.W., A new look at modeling surface heterogenity: Extending its influence in the vertical. J. Hydrometeorology, 4, 810-825, 2003.

Waugh, D.W., and Funastu, B.M., Intrusions into Tropical Upper Troposphere: Three Dimensional Structure and accompanying Ozone and OLR distributions. J. Atmos. Sci., 60, 637-653, 2003.

Waugh, D.W., T.M. Hall, and T.W.N. Haine Relationship among tracer ages, J. Geophys. Res. - Oceans , 108, 5, 10.1029/2002JC001325, 2003.

Ma, J., Waugh,D.W., Douglass, A.R., & Kawa S.R., Evaluation of the transport in the GSFC 3D chemical transport model using the ``Equivalent Length'' diagnostic J. Geophys. Res. , 108, 6, 10.1029/2002JD002268, 2003


Waugh, D.W., &Hall, T.M., Age of stratospheric air: Theory, observations, and models Rev. Geophys., 40 (4), 10.1029/2000RG000101, 2002

Waugh, D.W., M.K. Vollmer, R.F. Weiss, T.W.N. Haine and T.M. Hall Transit Time Distributions in Lake Issyk-Kul Geophys. Res. Lett. , 29 (24), 10.1029/2002GL016201, 2002

Hall, T. M., T. W. N. Haine, and D. W. Waugh, Inferring the concentration of anthropogenic carbon in the ocean from tracers, Global Biogeochem. Cycles, 16, 10.1029/2001GB001835, 2002

Esler, J.G. & Waugh, D.W., A method for estimating the extent of denitrification of Arctic polar vortex air from tracer-tracer scatterplots J. Geophys. Res. , 107, 10.1029/2001JD001071 2002.

Waugh, D.W., & Rong, P.P, Interannual Variability in the Decay of Lower Stratospheric Arctic Vortices J. Meteor. Soc. Japan, 80, 997-1012, 2002.


Waugh, D.W., Considine, D.B., & Fleming, E.L., Is Upper Stratospheric Chlorine Decreasing as Expected? Geophys. Res. Lett., 28, 1187-1190, 2001.

Kinnison, D.E., et al., The Global Modeling Initiative Assessment Model: Application to High-Speed Civil Transport Perturbation, J. Geophys. Res., 106, 1693-1711, 2001.


James, P.M, Peters, D., & D.W Waugh, Very low ozone episodes due to polar vortex displacement. Tellus , 52, 1123-1137, 2000.

Waugh, D.W., and  Polvani, L.M., Intrusions into the tropical upper troposphere. Geophys. Res. Lett., 27, 3857-3860, 2000.

Hall, T.M. and D.W. Waugh, Stratospheric residence time and its relationship to mean age, J. Geophys. Res. , 105, 6773-6782, 2000.

Plumb, R.A., Waugh D.W., and Chipperfield, M, The effects of mixing on tracer relationships in the polar vortices, J. Geophys. Res., 105, 10047-10062, 2000.

Before <2000

Li, S., and Waugh D.W., Sensitivity of mean age and long-lived tracers to transport coefficients in two-dimensional models. J. Geophys. Res. , 104, 30559-30569, 1999.

Waugh, D.W., Randel, W.J., Pawson, S., Newman, P.A., and Nash, E.R., Persistence of the Lower Stratospheric Polar Vortices. J. Geophys. Res , 104, 27191-27201, 1999.

Hall, T.M., Waugh, D.W., Boering, K.A., and Plumb, R.A, Evaluation of transport in stratospheric models, J. Geophys. Res. , 104, 18815-18839, 1999.

Waugh, D.W. & Randel, W.J., Climatology of Arctic and Antarctic polar vortices using elliptical diagnostics Journal of the Atmospheric Sciences, 56 , 1594-1613, 1999.

Waugh, D.W. & Dritschel, D.G., The dependence of Rossby wave breaking on the vertical structure of the polar vortex Journal of the Atmospheric Sciences, 56 , 2359-2375, 1999.

Kawa, S.R., J. Anderson, C. Brock, R. Cohen, D. Kinnison, P.A. Newman, J. Rodriguez, R. Stolarksi, D.W. Waugh, \& S. Wofsy, Assessment of the Effects of High-Speed Aircraft in the Stratosphere: 1998, NASA Tech. Pub. 1999-209236, 1999.

Ravishnkara, T.G. Shepherd, P.H. Haynes, S.R. Kawa, R.A. Plumb, R. Portman, W.J. Randel, \& D.W. Waugh, Chapter 7 of Scientific Assessment of Ozone Depletion: 1998, Global Ozone Res. and Monit. Proj., Geneva, 1999.

Hall, M. & Waugh, D.W. The influence of nonlocal chemistry on tracer distributions: Inferring the mean age of air from SF6. J. Geophys. Res. 103 ,13327-13336, 1998.

Waugh, D.W., Sisson, J.M., and Karoly, D.J.Predictive Skill of a NWP model in the Southern Lower Stratosphere, Q. J. R. Meteorol. Soc. 125, 2181-2200, 1998.

Hall, M. & Waugh, D.W. Tracer transport in the tropical stratosphere due to vertical diffusion and horizontal mixing Geophys. Res. Lett. 24, 1383-1386, 1997.

Waugh, D.W. et al. Three-dimensional simulations of long-lived tracers using winds from MACCM2 J. Geophys. Res. 102, 21493-21513,1997.

Waugh, D.W., Elliptical diagnostics of stratospheric polar vortices, Q. J. R. Meteorol. Soc. 123, 1725-1748, 1997.

Hall, M. & Waugh, D.W. Timescales for the Stratospheric Circulation Derived from Tracers J. Geophys. Res. 102, 8991-9001 1997.

Waugh, D.W., Plumb, R.A., et al., Mixing of polar vortex air into middle latitudes as revealed by tracer-tracer scatter plots. J. Geophys. Res. 102, 13119-13134, 1997.

Sobel, A. , Plumb, R.A. & Waugh, D.W., On Methods of Calculating Transport Across the Polar Vortex Edge. Atmos. Sci., 54, 1997.

Peters, D., & Waugh D.W., Influence of barotropic shear on the poleward advection of upper tropospheric air. Atmos. Sci., 53, 3013-3031, 1996.

Polvani, L.M., Waugh, D.W., & Plumb, R.A., Reply Atmos. Sci., 53, 15 December, 1996.

Waugh, D.W., Seasonal variation of transport out of the tropical stratosphere. J. Geophys. Res., 101, 4007-4023, 1996.

Polvani, L.M., Waugh, D.W., & Plumb, R.A., On the subtropical edge of the stratospheric surf zone. Atmos. Sci., 52, 1288-1309, 1995.

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