References
Albrecht, B.A., 1989. Aerosols, cloud microphysics, and fractional cloudiness, Science, 245, 1227-1230.
Andreae, M. O., Rosenfeld, D., Artaxo, P., Costa, A. A., Frank, G. P., Longo, K. M., Silva-Dias, M. A. F, 2004. Smoking rain clouds over the Amazon, Science, 303, 1337 – 1342.
Atlas E. L., B. A. Ridley, and C. Cantrell, 2003. The Tropospheric Ozone Production about the Spring Equinox (TOPSE) Experiment: Introduction, J. Geophys. Res., 108, 8353, doi:10.1029/2002JD003172, 2003.
Barrie, L. A, 1986. Arctic air-pollution – an overview of current knowledge, Atmos. Environ., 20, 643-663.
Barrie, L. A., Bottenheim, J. W., Schnell, R. C., Crutzen, P. J., and Rasmussen, R. A., 1988. Ozone destruction and photochemical reactions at polar sunrise in the lower Arctic atmosphere, Nature, 334, 138–141.
Blanchet, J.-P. and E. Girard, 1995. Water-vapor temperature feedback in the formation of continental arctic air: implications for climate, Sci. Tot. Environ., 160/161, 793-802.
Blanchet J.-P. and R. List, 1987. Estimation of optical properties of Arctic Haze using a numerical model, Atmos.-Ocean, 21, 444 – 464.
Bodhaine, B.A. and E.G. Dutton, 1993. A long-term decrease in Arctic Haze at Barrow, Alaska , Geophys. Res. Lett. , 20, 947-950.
Borys, R.D., 1989. Studies of ice nucleation by arctic aerosol on AGASP-II, J. Atmos. Chem., 9, 169 – 185.
Bottenheim, J.W., J. D. Fuentes, D. W. Tarasick, and K. G. Anlauf, 2002. Ozone in the Arctic lower troposphere during winter and spring 2000 (ALERT2000), Atmos. Environ., 36, 2535–2544.
Bottenheim, J. W., J. E. Dibb, R. E. Honrath and P. B. Shepson, 2002. An introduction to the ALERT 2000 and SUMMIT 2000 Arctic research studies, Atmos. Environ., 36, 2467-2469.
Bradley, R. S., F. T. Keimig and H. F. Diaz, 1992. Climatology of surface-based inversions in the North American Arctic, J. Geophys. Res., 97 , 15699-15712.
Browell, E. V., et al., 2003. Ozone, aerosol, potential vorticity, and trace gas trends observed at high-latitudes over North America from February to May 2000. J. Geophys. Res.,108, 8369, doi:10.1029/2001JD001390.
Calvert, J. G., and S. E. Lindberg, 2003. A modeling study of the mechanism of the halogen–ozone–mercury homogeneous reactions in the troposphere during the polar spring, Atmos. Environ., 37, 4467-4481.
Carlson, T. N. (1981) Speculations on the movement of polluted air to the Arctic , Atmos. Environ., 15, 1473-1477.
Clarke, A.D. and K.J. Noone, 1985. Soot in the Arctic snowpack: A cause for perturbation in radiative transfer, Atmos. Environ., 19, 2045-1053.
Clerbaux, C., P.-F. Coheur, D. Hurtmans, B. Barret, M. Carleer, R. Colin, K. Semeniuk, J. C. McConnell, C. Boone, and P. Bernath, 2005. Carbon monoxide distribution from the ACE-FTS solar occultation measurements, Geophys. Res. Lett., 32, L16S01, doi:10.1029/2005GL022394.
Clerbaux, C. J. Gille and D.Edwards, 2004. New Directions: Infrared measurements of atmospheric pollution from space, Atmospheric Environment, 38, 27, 4599-4601, doi:10.1016/j.atmosenv.2004.05.005, 2004.
Crawford, J., et al., 1999. Assessment of upper tropospheric HO x sources over the tropical Pacific based on NASA GTE/PEM data: Net effect on HO x and other photochemical parameters, J. Geophys. Res. , 104, 16,255-16,274.
Curry, J.A. and G.F. Herman, 1985. Infrared radiative properties of Arctic stratus clouds, J. Clim. Appl. Met., 24, 525-538.
Curry, J. A., W. B. Rossow, D. Randall, and J. L. Schramm, 1996: Overview of Arctic cloud and radiation characteristics. J. Climate, 9, 1731-1764.
Curry, R., B. Dickson, and I. Yashayaev, 2003. A change in the freshwater balance of the Atlantic Ocean over the past four decades. Nature426, 826-829.
Dibb, J. E., L. D. Meeker, R. C. Finkel, J. R. Southon, M. W. Caffee and L. A. Barrie, Estimation of stratospheric input to the Arctic troposphere: 7Be and 10Be inaerosols at Alert, Canada, J. Geophys. Res., 99, 12,855-12,864, 1994.
Dibb, J. E., and M. Arsenault, 2002. Shouldn't snowpacks be sources of monocarboxylic acids? Atmos. Environ., 36, 2513-2522.
Dibb, J. E., R. W. Talbot, S. I. Whitlow, M. C. Shipham, J. Winterle, J. McConnell, and R. Bales, 1996. Biomass burning signatures in the atmosphere and snow at Summit , Greenland : An event on 5 August 1994 , Atmos. Environ., 30, 553-561.
Dibb, J. E., M. Arsenault, M. C. Peterson, and R. E. Honrath, 2002, Fast nitrogen oxide photochemistry in Summit, Greenland snow, Atmos. Environ., 36, 2501-2511.
Dickson, B., I. Yashayaev, J. Meincke, B. Turrell, S. Dye, and J. Holfort, 2002. Rapid freshening of the deep North Atlantic Ocean over the past four decades. Nature416, 832-837.
Damoah, R., N. Spichtinger, C. Forster, P. James, I. Mattis, U. Wandinger, S. Beirle, and A. Stohl, 2004. Around the world in 17 days – hemispheric-scale transport of forest fire smoke from Russia in May 2003. Atmos. Chem. Phys.,4, 1311-1321.
Duncan, B. N. and I. Bey, 2004. A modeling study of the export pathways of pollution from Europe : Seasonal and interannual variations (1987-1997), J. Geophys. Res. , 109, D08301, doi:10.1029/2003JD004079.
Eckhardt, S., A. Stohl, S. Beirle, N. Spichtinger, P. James, C. Forster, C. Junker, T. Wagner, U. Platt, and S. G. Jennings, 2003. The North Atlantic Oscillation controls air pollution transport to the Arctic . Atmos. Chem. Phys.,3, 1769-1778.
Evans, M. J., et al. , 2003. Coupled evolution of BrO x-CLO x-HO x-NO x chemistry during bromine-catalyzed ozone depletion events in the arctic boundary layer, J. Geophys. Res., 108, 8368, doi:10.1029/2002JD002732.
Flannigan, M.D., Stocks, B.J., and Weber, M.G., 2003. Fire regimes and climatic change in Canadian forests. p 97-119 in Fire and Climatic Change in Temperate Ecosystems of the Western Americas . T. Veblen, W. Baker and T. Swetnam (eds). Springer Verlag. New York .
Forster, C., U. Wandinger, G. Wotawa, P. James, I. Mattis, D. Althausen, P. Simmonds, S. O'Doherty, C. Kleefeld, S. G. Jennings, J. Schneider, T. Trickl, S. Kreipl, H. Jäger, and A. Stohl (2001): Transport of boreal forest fire emissions from Canada to Europe . J. Geophys. Res.106, 22,887-22,906.
Forster, C., et al., 2004. Lagrangian transport model forecasts and a transport climatology for the Intercontinental Transport and Chemical Transformation 2002 (ITCT 2K2) measurement campaign, J. Geophys. Res., 109, D07S92, doi:10.1029/2003JD003589.
Foster, J.S., J.W. Winchester, and E.G. Dutton, 1992. IEEE Trans. Geosci. Remote Sens., 30, 793-798.
Frieß, U., J. Hollwedel, G. Konig-Langlo, T. Wagner, and U. Platt, 2004. Dynamics and chemistry of tropospheric bromine explosion events in the Antarctic costal region, J. Geophys. Res. , 109, D06305, doi:10.1029/2003JD004133.
Fromm M, Bevilacqua R, Servranckx R, et al., 2005. Pyro-cumulonimbus injection of smoke to the stratosphere: Observations and impact of a super blowup in northwestern Canada on 3-4 August 1998, J. Geophys. Res., 110, D08205, doi:10.1029/2004JD005350.
Fromm, M., J. Alfred, K. Hoppel, J. Hornstein, R. Bevilacqua, E. Shettle, R. Servranckx, Z. Li, and B. Stocks, 2000. Observations of boreal forest fire smoke in the stratosphere by POAM III, SAGE II, and lidar in 1998, Geophys. Res. Lett. , 27, 1407–1410.
Fromm, M. D., and R. Servranckx, 2003. Transport of forest fire smoke above the tropopause by supercell convection, Geophys. Res. Lett. , 30, 1542, doi:10.1029/2002GL016820.
Garrett, T.J., L.F. Radke, and P.V. Hobbs, 2002. Aerosol effects on the cloud emissivity and surface longwave heating in the Arctic , J. Atmos. Sci., 59, 769-778.
Garrett, T.J., C. Zhao, X. Dong, G.G. Mace, and P.V. Hobbs, 2004. Effects of varying aerosol regimes on low-level Arctic stratus, Geophys. Res. Lett ., 31, doi:10.1029/2004GL019928.
Girard, E., J.-P. Blanchet, and Y. Dubois, 2005. Effects of arctic sulphuric acid aerosols on wintertime low-level atmospheric ice crystals, humidity and temperature at Alert, Nunavut , Atm. Res., 73, 131-148.
Greenaway, K. R., 1950. Experiences with Arctic flying weather, Royal Meteorological Society Canadian Branch (Nov. 30, 1950), Toronto , Ontario , Canada.
Hansen, J., and L. Nazarenko, 2004. Soot climate fo rcing via snow and ice albedos, Proc. Natl. Acad. Sci. , 101, 423-428.
Harriss et al., 1992. The Arctic Boundary Layer Expedition (ABLE-3A): July-August 1988, J. Geophys. Res. , 97, 16383-16394.
Harriss et al., 1994. The Arctic Boundary Layer Expedition (ABLE-3B): July-August 1990, J. Geophys. Res. , 99, 1635-1643.
Heintzenberg, J., T. Tuch, B. Wehner, A. Wiedensohler, H. Wex, A. Ansmann, I. Mattis, D. Müller, M. Wendisch, S. Eckhardt, and A. Stohl, 2003. Arctic Haze over Central Europe . Tellus, 55B, 796-807.
Helmig, D., F. Bocquet, L. Cohen and S. J. Olmans, Ozone uptake to the polar snowpack at Summit, Greenland, submitted for Special Issue of Atmos. Environ., 2005.
Herber, A. et al., 2002. Continuous day and night aerosol optical depth observations in the Arctic between 1991 and 1999, J. Geophys. Res., 107, 10.1029/2001JD000536.
Hobbs , P.V. and A.L. Rangno, 1998. Microstructures of low and middle-level clouds over the Beaufort Sea , Q.J.R. Met. Soc., 124, 2035-2071.
Honrath, R. E., A. J. Hamlin, and J. T. Merrill, 1996. Transport of ozone precursors from the Arctic troposphere to the North Atlantic region, J. Geophys. Res., 101 , 29335-29351.
Honrath, R. E., M. C. Peterson, S. Guo, J. E. Dibb, P. B. Shepson, and B. Campbell, 1999. Evidence of NO x production within or upon ice particles in the Greenland snowpack, Geophys. Res. Lett., 26, 695–698.
Honrath, R. E., R. C. Owen, M. Val Martin, J. S. Reid, K. Lapina, P. Fialho, M. P. Dziobak, J. Kleissl, and D. L. Westphal, 2004. Regional and hemispheric impacts of anthropogenic and biomass burning emissions on summertime CO and O 3 in the North Atlantic lower free troposphere, J. Geophys. Res., 109, D24310, doi:10.1029/2004JD005147.
Houghton, J. T. et al., 2001. IPCC Climate Change 2001: The Scientific Basis. Cambridge University Press, Cambridge .
Hsu, N. C. et al., 1999. Satellite detection of smoke aerosols over a snow/ice surface by TOMS, Geophys. Res. Lett. , 23, 1165-1168.
Huey, L. G., et al., 2004a. Measurement of OH and HO 2 + RO 2 at Summit , Greenland during summer, 2003, 8 th Scientific Conference of the IGAC Project, Christchurch , NZ, September.
Huey, L. G., et al., 2004b. Measurement of OH and HO 2 + RO 2 at Summit , Greenland , Eos Trans. AGU, Fall Meet. Suppl., 85 A22C-02.
Hurrell, J. W., 1995. Decadal trends in the North Atlantic Oscillation: Regional temperatures and precipitation, Science, 269, 676–679.
Iversen, T. (1984) On the atmospheric transport of pollution to the Arctic , Geophys. Res. Lett., 11 , 457-460.
Jacob, D.J. et al., 2003. Transport and Chemical Evolution over the Pacific (TRACE-P) aircraft mission: Design, execution and first results, J. Geophys. Res., 108, 9000, doi:10.1029/2002JD003276.
Jost, H.-J., K. Drdla, A. Stohl, L. Pfister, M. Loewenstein, J. P. Lopez, P. K. Hudson, D. M. Murphy, D. J. Cziczo, M. Fromm, T. P. Bui, J. Dean-Day, C. Gerbig, M. J. Mahoney, E. C. Richard, N. Spichtinger, J. V. Pittman, E. M. Weinstock, J. C. Wilson, and I. Xueref, 2004. In-situ observations of midlatitude forest fire plumes deep in the stratosphere. Geophys. Res. Lett. 31, L11101, doi:10.1029/2003GL019253.
Kahl, J.D. 1990. Characteristics of the low-level temperature inversion along the Alaskan Arctic coast, Int. J. Climatol. 10 , 537 – 548.
Kiley, C.M., et al., 2003. An intercomparison and evaluation of aircraft-derived and simulated CO from seven chemical transport models during the TRACE-P experiment, J. Geophys. Res., 108, 8819, doi:10.1029/2002JD003089.
Kim, Y., H. Hatsushika, R. R. Muskett, and K. Yamazaki, 2005. Possible effect of boreal wildfire soot on Arctic sea ice and Alaska glaciers. Atmos. Environ., 39, 3513-3520.
Klonecki, A., P. Hess, L. Emmons, L. Smith, J. Orlando, and D. Blake, 2003. Seasonal changes in the transport of pollutants into the Arctic troposphere- model study. J. Geophys. Res., 108, 8367. doi:10.1029/2002JD002199.
Koch, D., and J. Hansen, 2005. Distant origins of Arctic black carbon: A Goddard Institute for Space Studies model experiment. J. Geophys. Res., 110 , D04204, doi:10.1029/2004JD005296.
Komppula M., H. Lihavainen, V.-M. Kerminen, M. Kulmala, Y. Viisanen, 2005. Measurements of cloud droplet activation of aerosol particles at a clean subarctic background site, J. Geophys. Res., 110 , D06204, doi:10.1029/2004JD005200.
Kulmala, M., Hanna Vehkamäki, Tuukka Petäjä, Miikka Dal Maso, Antti Lauri, V-M Kerminen, W. Birmili, P.H. McMurry, 2004. Formation and growth rates of ultrafine atmospheric particles: a review of observations, Aerosol Science, 35 , 143-176.
Kurz, W.A., Apps, M.J., Stocks, B.J., and Volney, W.J.A., 1995. Global climate change: disturbance regimes and biospheric feedbacks of temperate and boreal forests. p. 119-133 in Biotic Feedbacks in the Global Climate System: Will the Warming Speed the Warming? G. Woodwell (ed.), Oxford Univ. Press, Oxford , UK .
Lavoue, D., C. Liousse, H. Cachier, B. J. Stocks, and J. G. Goldammer, 2000. Modeling of carbonaceous particles emitted by boreal and temperate wildfires at northern latitudes. J. Geophys. Res., 105, 26871-26890.
Leck, C. and E.K. Bigg, 1999, Aerosol production over remote marine areas – A new route, Geophys. Res. Lett., 23, 3577 – 3581.
Leighton, H., 1983. Influence of the Arctic Haze on the solar radiation budget. Atmos. Environ., 17, 2065-2068.
Lu, J.Y., W.H. Schroeder, L.A. Barrie , and A. Steffen, 2001. Magnification of atmospheric mercury deposition to polar regions in springtime: the link to tropospheric ozone depletion chemistry, Geophys. Res. Lett., 28, 3219-3222.
MacCraken, M.C., R.D. Cess, and G. L. Potter, 1986. Climatic effects of anthropogenic Arctic aerosols: An illustration of climatic feedback mechanisms with one-and two-dimensional climate models, J. Geophys. Res., 91, 14445-14450.
Macdonald, R. W., T. Harner, and J. Fyfe, 2005. Recent climate change in the Arctic and its impact on contaminant pathways and interpretation of temporal trend data. Sci. Tot. Env.,342, 5-86.
Mauzerall, D. L., D. J. Jacob, S.–M. Fan, J. D. Bradshaw, G. L. Gregory, G. W. Sachse and D. R. Blake, Origin of tropospheric ozone at remote high northern latitudes in summer, J. Geophys. Res., 101, 4175-4188, 1996.
Methven, J., S.R. Arnold, F.M. O'Connor, H. Barjat, K. Dewey, J. Kent, and N. Brough, 2003. Estimating photochemically produced ozone throughout a domain using flight data and a Lagrangian model, J. Geophys. Res., 108, 4271, doi:10.1029/2002JD002955.
Mitchell, J. M., 1957. Visual range in the polar regions with particular reference to the Alaskan Arctic, J. Atmos. Terr. Phys. Special Suppl., 195–211.
Mendonca, B.G., J.J. DeLuisi, and J.A. Schroeder, 1981. Arctic Haze and perturbation in the solar radiation fluxes at Barrow, Alaska , Proceedings from the 4 th Conference on Atmospheric Radiation. Atm. Met. Sco., Toronto , Ontario , Canada , pp. 95-96.
Nedelec, P., V. Thouret, J. Brioude, B. Sauvage, J.-P. Cammas, and A. Stohl , 2005. Extreme CO concentrations in the upper troposphere over North-East Asia in June 2003 from the in-situ MOZAIC aircraft data. Geophys. Res. Lett. In press.
Nilsson, E.D. J. Paatero, Michael Boy, 2001. Effects of air masses and synoptic weather on aerosol formation in the continental boundary layer, Tellus, 53B , 462-478.
Notholt, J., G.C. Toon, F. Stordal, S. Solberg, N. Schmidbauer , 1997. A. Meier, E. Becker, B. Sen, Seasonal variations of Atmospheric trace gases in the high Arctic at 79°N, J. Geophys. Res., 102, 12855-12861.
Oltmans, S. J., 1981. Surface ozone measurements in clean air, J. Geophys. Res., 86, 1174–1180.
Parkinson, C.L., D. J. Cavalieri, P. Gloersen, J. H. Zwally, and J. C. Comisco, 1999. Arctic sea ice extents, areas, and trends, 1978-1996. J. Geophys Res., 104, 208737-20856.
Parrish, D.D., et al., 2004. Intercontinental Transport and Chemical Transformation 2002 (ITCT 2K2) and Pacific Exploration of Asian Continental Emission (PEACE) experiments: An overview of the 2002 winter and spring intensives, J. Geophys. Res., 109, D23S01, doi:10.1029/2004JD004980.
Penkett , S. A., 1993. The seasonal variation of nonmethane hydrocarbons in the free troposphere over the North Atlantic Ocean : Possible evidence for extensive reaction of hydrocarbons with the nitrate radical, J. Geophys. Res., 98, 2865-2885.
Penkett, S. A., and K. A. Price, 1986. The spring maximum in photooxidants in the Northern Hemisphere troposphere. Nature, 319, 655-657.
Peterson, M., and R. Honrath, 2001. Observations of rapid photochemical destruction of ozone in snowpack interstitial air, Geophys. Res. Lett., 28, 511-514.
Pueschel, R.F. and S.A. Kinne, 1995. Physical and radiative properties of Arctic atmospheric aerosols, Sci. Tot. Environ. , 161, 811-824.
Quinn, P.K. et al., 2005. AMAP Assessment Report: Acidifying Pollutants, Arctic Haze, and Acidification in the Arctic 2006.
Rahn, K. A. (1981) Relative importance of North America and Eurasia as sources of Arctic aerosol, Atmos. Environ., 15, 1447-1455.
Rahn, K. A., R. Borys, and G. E. Shaw, 1977. The Asian source of Arctic Haze bands, Nature, 268, 713-715.
Richter, A., F. Wittrock, M. Eisinger, and J.P. Burrows, GOME observations of tropospheric BrO in northern hemispheric spring and summer, Geophys. Res. Lett. , 25, 2683-2686, 1998.
Ridley, B. A., et al., 2003. Ozone depletion events observed in the high latitude surface layer during the TOPSE aircraft program, J. Geophys. Res., 108, 8356, doi:10.1029/2001JD001507.
Robock, A., 1991. Surface cooling due to forest fire smoke. J. Geophys. Res., 96, 20869-20878.
Schroeder, W.H., Anlauf, K.G., Barrie , L.A. , Lu, J.Y., Steffen, A., Schneeberger, D.R., Berg, T., 1998. Arctic springtime depletion of mercury. Nature, 394, 331–332.
Scheuer, E. et al., 2003. Seasonal distributions of fine aerosol sulfate in the North American Arctic basin during TOPSE, J. Geophys. Res., 108, 8370, doi:10.1029/2001JD001364.
Shaw, G.E., K. Stamnes, and Y.X. Hu, 1993, Arctic Haze: Perturbation to the radiation field, Meteorol. Atmos. Phys., 51, 227-235.
Shipham, M. C., A. S. Bachmeier, D. R. Cahoon Jr., and E. V. Browell, 1992. Meteorological overview of the Arctic Boundary Layer Expedition (ABLE 3A) flight series, J. Geophys. Res., 97, 16,395–16,419.
Siebert, J. , C. Timmis, G. Vaughan, and K. H. Fricke, 2000. A strange cloud in the Arctic summer stratosphere 1998 above Esrange (68N), Sweden, Ann. Geophys., 18, 505-509.
Singh, H. B. et al., 1992. Relationship of PAN to Active and Total Odd Nitrogen at Northern High Latitudes: Influence of Reservoir Species on NO x and O 3, J. Geophys. Res . , 97, 16,523-16,530.
Sjostedt, S. J., et al., 2005. HOx observations at Summit , Greenland during summer 2003, submitted for Special Issue of Atmos. Environ.
Stevenson, D.S., et al., 2005. Multi-model ensemble simulations of present-day and near-future tropospheric ozone, submitted to J. Geophys. Res.
Stocks, B.J., Fosberg, M.A., Lynham, T.J., Mearns, L., Wotton, B.M., Yang, Q., Jin, J-Z., Lawrence, K., Hartley, G.R., Mason, J.A., and McKenney, D.W., 1998. Climate change and forest fire potential in Russian and Canadian boreal forests. Climatic Change,38, 1-13.
Stocks, B.J., and Flannigan, M.D., 1987. Analysis of the behavior and associated weather for a 1986 northwestern Ontario wildfire: Red Lake #7. p. 94-100 in Proc. Ninth Conf. Fire and For. Meteorol. (Apr. 21-24, 1987, San Diego, CA.). Soc. Amer. For., Washington , D.C.
Stohl, A., 2001. A one-year Lagrangian "climatology" of airstreams in the northern hemisphere troposphere and lowermost stratosphere. J. Geophys. Res.,106, 7263-7279.
Stohl, A., S. Eckhardt, C. Forster, P. James, N. Spichtinger , 2002: On the pathways and timescales of intercontinental air pollution transport. J. Geophys. Res.,107, 4684, doi: 10.1029/2001JD001396.
Stohl, A., et al., 2003. A backward modeling study of intercontinental pollution using aircraft measurements, J. Geophys. Res. , 108, 4370, doi:10.1029/2002JD002862.
Ström, J., J. Umegard, K. Tørseth, P. Tunved, H.-C. Hansson, K. Holmen, V. Wismann, A. Herber, and G. König-Langlo, 2003. One year of particle size distribution and aerosol chemical composition measurements at the Zeppelin Station, Svalbard , March 2000-March 2001. Phys. Chem. Earth, 28, 1181-1190.
Sumner, A. L., and P. B. Shepson, Snowpack production of formaldehyde and its effect on the Arctic troposphere, Nature, 398, 230– 233, 1999.
Tang, T., and J. C. McConnel, 1996. Autocatalytic release of bromine frombArctic snow pack during polar sunrise, Geophys. Res. Lett ., 23, 2633–2636.
Treffeisen, R., A. Rinke, M. Fortmann, K. Dethloff, A. Herber, T. Yamanouchi, 2005. A case study of the radiative effects of Arctic aerosols in March 2000, Atmos. Environ., 39, 899–911.
Treffeissen, R. E., L. W. Thomason, A. B. Herber, C. R. Trepte, J. Ström, S. P. Burton and T. Yamanouchi, 2005. SAGE II and III aerosol extinction measurements in the arctic troposphere. Submitted to J. Geophys. Res.
Turquety, S., J. Hadji-Lazaro, C. Clerbaux, D. A. Hauglustaine, S. A. Clough, V. Cassé, P. Schlüssel and G. Mégie, 2004. Operational trace gas retrieval algorithm for the Infrared Atmospheric Sounding Interferometer, J. Geophys. Res., 109, D21301, doi:10.1029/2004JD004821.
Twomey, S., 1977. The influence of pollution on the shortwave albedo of clouds, J. Atmos. Sci., 34, 1149-1152.
Twomey, S., 1991. Aerosols, clouds and radiation, Atmos. Environ., 25A, 2435.
Ulbrich, U. and M. Christoph, 1999. A shift of the NAO and increasing storm track activity over Europe due to anthropogenic greenhouse gas forcing. Clim. Dynamics, 15, 551-559.
Valero, F.P.J., T.P. Ackerman, and W.J.R. Gore, 1989. The effects of the arctic haze as determined from airborne radiometric measurements during AGASP II, J. Atmos. Chem., 9, 225-244.
Vogt, R., P. J. Crutzen, and R. Sander, 1996. A mechanism for halogen release from sea-salt aerosol in the remote marine boundary layer, Nature, 383, 327– 330.
Wagner, T., and U. Platt, 1998. Satellite mapping of enhanced BrO concentrations in the troposphere, Nature, 395, 486-490.
Waibel, A. E., et al., 2000. Highly elevated carbon monoxide concentrations in the upper troposphere and lowermost stratosphere at northern midlatitudes during the STREAM II summer campaign in 1994, Chemosphere Global Change Sc., 1 , 233-248.
Wang, Y., et al., Springtime photochemistry at northern mid and high latitudes, J. Geophys. Res., 108, 8338, doi:10.1029/2002JD002227, 2003.
Warren, S.G. and W.J. Wiscombe, 1980. A model for the spectral albedo of snow. II. Snow containing atmospheric aerosols, Aer. Sci. Tech.4, 31-43.
Wendisch, M., P. Pilewskie, E. Jäkel, S. Schmidt, J. Pommier, S. Howard, H. H. Jonsson, H. Guan, M. Schröder, and B. Mayer, 2004. Airborne measurements of areal spectral surface albedo over different sea and land surfaces, J. Geophys. Res., 109, doi:10.1029/2003JD004392.
Whitlow, S., P. Mayewski, J. Dibb, et al., (1994), An ice-core-based record of biomass burning in the Arctic and Sub-Arctic, Tellus Series B – Chemical and Physical Meteorology, 46(3), 234-242.
Wotawa, G., and M. Trainer, 2000. The influence of Canadian forest fires on pollutant concentrations in the United States .Science, 288, 324-328.
Wu, P., R. Wood, and P. Stott, 2005. Human influence on increasing Arctic river discharges. Geophys. Res. Lett.32, L02703, doi:10.1029/2004GL021570.
Yli.Tuomi, T., Hopke, P.K., Paatro, P., et al., 2003. Atmospheric aerosol over Finnish Arctic: source analysis by the multilinear engine and the potential source contribution function, Atmos. Environ., 37, 4381-4392.
Zahn, A., 2001. Constraints on 2-way transport across the Arctic tropopause based on O 3, stratospheric tracer (SF 6) ages, and water vapour isotope (D, T) tracers. J.Atmos. Chem., 39,303-325.
Zhang, T., K. Stamnes, and S.A. Bowling, 1996.Impact of clouds on surface radiative fluxes and snowmelt in the Arctic and subarctic, J. Clim., 9, 2110-2123.