Isoprene suppression of new particle formation in a mixed deciduous forest

Atmospheric Chemistry and Physics

Volumn 11, Issue 12, 2011, Pages 6013-6027

  Kanawade, V P ^a   Jobson, B T ^b   Guenther, A B ^c   Erupe, M E ^a   Pressley, S N ^b   Tripathi, S N ^d   Lee, S H ^a  

^a KENT STATE UNIVERSITY   (United States)

^b WASHINGTON STATE UNIVERSITY   (United States)

^c NATIONAL CENTER FOR ATMOSPHERIC RESEARCH   (United States)

^d INDIAN INSTITUTE OF TECHNOLOGY KANPUR   (India)

Author keywords

[No Author keywords available]

Indexed keywords

AEROSOL FORMATION; ATMOSPHERIC PLUME; ATMOSPHERIC TRANSPORT; CLOUD CONDENSATION NUCLEUS; DECIDUOUS FOREST; FORMATION MECHANISM; ISOPRENE; NUCLEATION; RADIATIVE FORCING; RAINFOREST; SULFURIC ACID; SUMMER;

AMAZONIA;

EID: 79960176190     PISSN: 16807316     EISSN: 16807324     Source Type: Journal    
DOI: 10.5194/acp-11-6013-2011     Document Type: Article

References (104)

1. Andreae, M. O. and Andreae, T. W.: The cycle of biogenic sulfur-compounds over the Amazon basin: 1. Dry season, J. Geohpys. Res., 93(D2), 1487-1497, 1988.
2. Apel, E. C., Riemer, D. D., Hills, A., Baugh, W., Orlando, J., Faloona, I., Tan, D., Brune, W., Lamb, B., Westberg, H., Carroll, M. A., Thornberry, T., and Geron, C. D.: Measurement and interpretation of isoprene fluxes and isoprene, methacrolein, and methyl vinyl ketone mixing ratios at the prophet site during the 1998 intensive, J. Geohpys. Res., 107(D3), doi:10.1029/ 2000JD000225, 2002.
3. Atkinson, R., Baulch, D. L., Cox, R. A., Crowley, J. N., Hamp-son, R. F., Hynes, R. G., Jenkin, M. E., Rossi, M. J., and Troe, J.: Evaluated kinetic and photochemical data for atmospheric chemistry: Volume II - gas phase reactions of organic species, At-mos. Chem. Phys., 6, 3625-4055, doi:10.5194/acp-6-3625- 2006, 2006. (Pubitemid 44369557)
4. Ball, S. M., Hanson, D. R., Eisele, F. L., and McMurry, P. H.: Laboratory studies of particle nucleation: Initial results for H2SO4, H2O, and NH3 vapors, J. Geophys. Res., 104(D19), 23709-237180, doi:10.1029/1999JD900411, 1999.
5. Barket Jr., D., Hurst, J., Couch, T., Colorado, A., Shepson, P., Riemer, D., Hills, A., Apel, E., Hafer, R., Lamb, B., Westbersg, H., Farmer, C., Stabenau, E., and Zika, R.: Intercomparison of automated methodologies for determination of ambient isoprene during the prophet 1998 summer campaign, J. Geohpys. Res., 106(D20), 24301-24313, doi:10.1029/2000JD900562, 2001.
6. Benson, D. R., Young, L. H., Kameel, R., and Lee, S.-H.: Laboratory-measured sulfuric acid and water homogeneous nu-cleation rates from the SO2+OH reaction, Geophys. Res. Lett., 35, L11801, doi:11810.11029/ 12008GL033387, 2008.
7. Benson, D. R., Erupe, M. E., and Lee, S.-H.: Laboratory-measured H2SO4-H2O-NH3 ternary homogeneous nucleation rates: Initial observations, Geophys. Res. Lett., 36, L15818, doi:10.1029/2009GL038728, 2009.
8. Benson, D. R., Al-Refai, M., and Lee, S.-H.: Chemical ionization mass spectrometer (CIMS) for ambient measurements of ammonia, Atmos. Meas. Techn., 3, 1075-1087, doi:10.5194/amt-10-10775-2010, 2010.
9. Benson, D. R., Yu, J. H., Markovich, A., and Lee, S.-H.: Ternary homogeneous nucleation of H2SO4, NH3, and H2O under conditions relevant to the lower troposphere, Atmos. Chem. Phys., 11, 4755-4766, doi:10.5194/acp-11-4755- 2011, 2011.
10. Bergen, K. M. and Dronova, I.: A remote sensing-ecosystem approach to observing succession on aspen-dominated landscapes, Landsc. Ecol., 22, 1395-1410, 2007. (Pubitemid 47598939)
11. Bonn, B., and Moortgat, G. K.: Sesquiterpene ozonolysis: Origin of atmospheric new particle formation from biogenic hydrocarbons, Geophys. Res. Lett., 30, 1585, doi:1510.1029/2003GL017000, 2003.
12. Bonn, B., Kulmala, M., Riipinen, I., Sihto, S.-L., and Ruuskanen, T. M.: How biogenic terpenes govern the correlation between sul-furic acid concentrations and new particle formation, J. Geophys. Res., 113, D12209, doi:10.1029/2007JD009327, 2008.
13. Bovensmann, H., Burrows, J. P., Buchwitz, M., Frerick, J., Noël, S., Rozanov, V. V., Chance, K. V., and Goede, A. P. H.: SCIAMACHY- mission objectives and measurement modes, J. Atmos. Sci., 56, 121-150, 1999.
14. Boy, M., Kazil, J., Lovejoy, E. R., Guenther, A., and Kulmala, M.: Relevance of ion-induced nucleation of sulfuric acid and water in the lower troposphere over the boreal forest at northern latitudes, Atmos. Res., 90, 151-158, 2008.
15. Brock, C. A., Hudson, P. K., Lovejoy, E. R., Sullivan, A., Nowak, J. B., Huey, L. G., Cooper, O. R., Cziczo, D. J., Gouw, J., Fehsen-feld, F. C., Holloway, J. S., Hübler, G., Lafleur, B. G., Murphy, D.M., Neuman J. A., Nicks Jr. D. K., Orsini D. A., Parrish D. D., Ryerson T. B., Tanner D. J., Warneke C., Weber R. J., Wilson J. C.: Particle characteristics following cloud-modified transport from Asia to north America, J. Geophys. Res. 109, D23S26, doi:10.1029/2003JD004198, 2004. (Pubitemid 40318595)
16. Burkholder, J. B., Baynard, T., Ravishankara, A. R., and Lovejoy, E.R.: Particle nucleation following the O3 and OH initiated oxi dation of α-pinene and b-pinene between 278 and 320k, J. Geo-phys. Res., 112, D10216, doi:10.1029/2006JD007783, 2007. (Pubitemid 47193643)
17. Carroll, M. A., Bertman, S. B., and Shepson, P. B.: Overview of the Program for Research on Oxidants: PHotochemistry, Emissions, and Transport (PROPHET) summer 1998 measurements intensive, J. Geophys. Res., 106(D20), doi:10.1029/2001JD900189, 2001.
18. Claeys, M., Graham, B., Vas, G., Wang, W., Vermeylen, R., Pashyn-ska, V., Cafmeyer, J., Guyon, P., Andreae, M. O., Artaxo, P., and Maenhaut, W.: Formation of secondary organic aerosols through photooxidation of isoprene, Science, 303, 1173-1176, 2004. (Pubitemid 38233578)
19. Cooper, O. R., Moody, J. L., Thornberry, T. D., Town, M. S., and Carroll, M. A.: PROPHET 1998 meteorological overview and air-mass classification, J. Geophys. Res., 106(D20), 24289- 24299, doi:10.1029/2000JD900409, 2001.
20. de Gouw, J. and Warneke, C.: Measurements of volatile organic compounds in the earth's atmosphere using proton-transfer-reaction mass spectrometry, Mass Spectrom. Rev., 26, 223-257, 2007. (Pubitemid 46491712)
21. Delia, A. E.: Real-time measurements of non-refractory particle composition and interactions at forested sites, PhD Thesis, Department of Astrophysical, Planetary and Atmospheric Sciences, University of Colorado, USA, 2004.
22. Di Carlo, P., Brune, W. H., Martinez, M., Harder, H., Lesher, R., Ren, X., Trobberry, T., Carroll, M. A., Young, V., Shepson, P. B., Riemer, D., Apel, E., and Cambell, C.: Missing OH reactivity in a forest: Evidence for unknown reactive biogenic VOCs, Science, 304, 722-725, 2004. (Pubitemid 38560875)
23. Draxler, R. R., and Rolph, G. D.: HYSPLIT (HYbrid Single-Particle Lagrangian Integrated Trajectory) model access via NOAA ARL ready website (http://ready.Arl.Noaa.Gov/hysplit. Php), NOAA Air Resources Laboratory, Silver Spring, MD, USA, 2010.
24. Dusanter, S., Vimal, D., Stevens, P. S., Volkamer, R., and Molina, L.: Measurements of OH and HO2 concentrations during the MCMA-2006 field campaign: Part 1 - deployment of the indiana university laser-induced fluorescence instrument, Atmos. Chem. Phys., 9, 1665-1685, doi:10.5194/acp-9-1665-2009, 2009.
25. Erupe, M. E., Benson, D. R., Li, J., Young, L.-H., Ver-heggen, B., Al-Refai, M., Tahboub, O., Cunningham, V., Frim-pong, F., Viggiano, A. A., and Lee, S.-H.: Correlation of aerosol nucleation rate with sulfuric acid and ammonia in kent ohio: An atmospheric observation, 2010, 115, D23216, doi:10.1029/2010JD013942, 2010.
26. Finlayson-Pitts, B. J. and Pitts, J. N.: Chemistry of the upper and lower atmosphere: Theory, experiments, and applications, Academic Press, San Diego, CA, 2000.
27. Froyd, K. D. and Lovejoy, E. R.: Experimental thermodynamics of cluster ions composed of h2so4 and h2o: 1. Positive ions, J. Phys. Chem. A, 107, 9800-9811, 2003.
28. Froyd, K. D., Murphy, S. M., Murphy, D. M., de Gouw, J. A., Ed-dingsaas, N. C., and Wennberg, P. O.: Contribution of isoprene-derived organosulfates to free tropospheric aerosol mass, Proc. Natl. Acad. Sci., USA, 107, 21360-21365, 2010.
29. Goldstein, A. H. and Galbally, I. E.: Known and unexplored organic constituents in the earth's atmosphere, Environ. Sci. Technol., 41, 1514-1521, 2007. (Pubitemid 46362448)
30. Gough, C. M., Vogel, C. S., Harrold, K. H., George, K., and Curtis, P. S.: The legacy of harvest and fire on ecosystem carbon storage in a north temperate forest, Global Change Biol., 13, 1935-1949, 2007. (Pubitemid 47370847)
31. Greenberg, J., Guenther, A., Petron, G., Wiedinmyer, C., Vega, O., Gatti, L. V., Tota, J., and Fisch, G.: Biogenic voc emissions from forested Amazonian landscapes, Global Biogeochem. Cy., 10, 651-662, 2004. (Pubitemid 38727996)
32. Guenther, A., Karl, T., Harley, P., Wiedinmyer, C., Palmer, P. I., and Geron, C.: Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature), Atmos. Chem. Phys., 6, 3181-3210, doi:10.5194/acp-6-3181-2006, 2006. (Pubitemid 44197400)
33. Guenther, A. B., Hewitt, C. N., Erickson, D., Fall, R., Geron, C., Graedel, T., Harley, P., Klinger, L., Lerdau, M., McKay, W. A., Pierce, T., Scholes, B., Steinbrecher, R., Tallamraju, R., and Zimmerman, P.: A global model of natural volatile organic compound emissions, J. Geophys. Res., 100(D5), 8873-8892, doi:10.1029/94JD02950, 1995. (Pubitemid 26439580)
34. Hallquist, M., Wenger, J. C., Baltensperger, U., Rudich, Y., Simpson, D., Claeys, M., Dommen, J., Donahue, N. M., George, C., Goldstein, A. H., Hamilton, J. F., Herrmann, H., Hoffmann, T., Iinuma, Y., Jang, M., Jenkin, M. E., Jimenez, J. L., Kiendler-Scharr, A., Maenhaut, W., McFiggans, G., Mentel, T. F., Monod, A., Prevot, A. S. H., Seinfeld, J. H., Surratt, J. D., Szmigiel-ski, R., and Wildt, J.: The formation, properties and impact of secondary organic aerosol: Current and emerging issues, At-mos. Chem. Phys., 9, 5155-5236, doi:10.5194/acp-9-5155-2009, 2009.
35. Heald, C. L., Henze, D. K., Horowitz, L. W., Feddema, J., Lamar-que, J.-F., Guenther, A., Hess, P. G., Vitt, F., Seinfeld, J. H., Goldstein, A. H., and Fung, I.: Predicted change in global secondary organic aerosol concentrations in response to future climate, emissions, and land use change, J. Geohpys. Res., 113, D05211, doi:10.1029/2007JD009092, 2008.
36. Heald, C. L., Wilkinson, M. J., Monson, R. K., Alo, C. A., Wang, G., and Guenther, A.: Response of isoprene emission to ambient CO2 changes and implications for global budgets, Global Change Biol., 15, 1127-1140, 2009.
37. Held, A., Nowak, A., Birmili, W., Wiedensohler, A., Forkel, R., and Klemm, O.: Observations of particle formation and growth in a mountainous forest region in central europe, J. Geophys. Res., 109, D23204, doi:10.1029/ 2004JD005346, 2004. (Pubitemid 40318562)
38. Henze, D. K. and Seinfeld, J. H.: Global secondary organic aerosol from isoprene oxidation, Geophys. Res. Lett, 33, L09812, doi:10.1029/2006GL025976, 2006. (Pubitemid 43997571)
39. Hoffmann, T., Bandur, R., Marggraf, U., and Linscheid, M.: Molecular composition of organic aerosols formed in the α-pinene/O3 reaction: Implications for new particle formation processes, J. Geophys. Res., 103(D19), doi:10.1029/98JD01816, 1998.
40. Hofzumahaus, A., Rohrer, F., Lu, K. D., Bohn, B., Brauers, T., Chang, C. C., Fuchs, H., Holland, F., Kita, K., Kondo,Y., Li, X., Lou, S. R., Shao, M., Zeng, L. M., Wahner, A., and Zhang, Y. H.: Amplified Trace Gas Removal in the Troposphere, Science 324, 1702-1704, 2009.
41. Junninen, H., Hulkkonen, M., Riipinen, I., Nieminen, T., Hirsikko, A., Suni, T., Boy, M., Lee, S.-H., Vana, M., Tammet, H., and Kulmala, M.: Observations on night time growth of atmospheric clusters, Tellus B, 60B, 365-371, 2008.
42. Kanamitsu, M.: Description of the NMC global data assimilation and forecast system, Weather Forecast, 4, 335-342, 1989.
43. Kanawade, V. P. and Tripathi, S. N.: Evidence for the role of ion-induced particle formation during an atmospheric nucle-ation event observed in TOPSE, J. Geophys. Res., 111, D02209, doi:10.1029/2005JD006366, 2006.
44. Kesselmeier, J., Kuhn, U., Rottenberger, S., Biesenthal, T., Wolf, A., Schebeske, G., Andreae, M. O., Ciccioli, P., Brancaleoni, E., Frattoni, M., Oliva, S. T., Botelho, M. L., Silva, C. M. A., and Tavares, T. M.: Concentrations and species composition of atmospheric volatile organic compounds (VOCs) as observed during the wet and dry season in Rondonia (Amazonia), J. Geophys. Res., 107(D20), 8053, doi:10.1029/2000JD000267, 2002.
45. Kiendler-Scharr, A., Wildt, J., Dal Maso, M., Hohaus, T., Kleist, E., Mente, T. F., Tillmann, R., Uerlings, R., Schurr, U., and Wah-ner, A.: New particle formation in forests inhibited by isoprene emissions, Nature Lett., 461, 381-384, 2009.
46. Kim, S., Karl, T., Helmig, D., Daly, R., Rasmussen, R., and Guen-ther, G.: Measurement of atmospheric sesquiterpenes by proton transfer reation-mass spectrometry (PTR-MS), Atmos. Meas. Tech., 2, 99-112, 2009, http://www.atmos- meas-tech.net/2/99/2009/.
47. Kuang, C., McMurry, P. H., McCormick, A. V., and Eisele, F. L.: Dependence of nucleation rates on sulfuric acid vapor concentration in diverse atmospheric locations, J. Geophys. Res., 113, D10209, doi:10.1029/2007JD009253, 2008.
48. Kulmala, M., dal Maso, M., Makela, J. M., Pirjola, L., Vakeva, M., Aalto, P., Miikkulainen, P., Hameri, K., and O'Dowd, C. D.: On the formation, growth, and composition of nucleation mode particles Tellus 53B, 479-490, 2001. (Pubitemid 32895241)
49. Kulmala, M., Vehkamaki, H., Petaja, T., dal Maso, M., Lauri, A., Kerminen, V. M., Birmili, W. H., and McMurry, P. H.: Formation and growth rates of ultrafine atmospheric particles: A review of observations, J. Aerosol Sci., 35, 143-176, 2004. (Pubitemid 38115144)
50. Kunhikrishnan, T., Lawrence, M. G., Kuhlmann, R. V., Richter, A., Ladstätter-WeiXenmayer, A., and Burrows, J. P.: Analysis of tro-pospheric NOx over Asia using the model of atmospheric transport and chemistry (MATCH-MPIC) and GOME-satellite observations, Atmos. Environ., 38, 581-596, 2004. (Pubitemid 37522217)
51. Laakso, L., Laakso, H., Aalto, P. P., Keronen, P., Petäjä, T., Nieminen, T., Pohja, T., Siivola, E., Kulmala, M., Kgabi, N., Molefe, M., Mabaso, D., Phalatse, D., Pienaar, K., and Kermi-nen, V.-M.: Basic characteristics of atmospheric particles, trace gases and meteorology in a relatively clean Southern African Savannah environment, Atmos. Chem. Phys., 8, 4823-4839, doi:10.5194/acp-8-4823-2008, 2008.
52. Larsen, B. R., Di Bella, D., Glasius, M., Winterhalter, R., Jensen, N. R., and Hijorth, J.: Gas-phase OH oxidation of monoterpenes: Gaseous and particulate products, J. Atmos. Chem., 38, 231-276, 2001. (Pubitemid 32266085)
53. Lee, S.-H., Reeves, J. M., Wilson, J. C., Hunton, D. E., Viggiano, A. A., Miller, T. M., Ballenthin, J. O., and Lait, L. R.: Particle formation by ion nucleation in the upper troposphere and lower stratosphere, Science, 301, 1886-1889, 2003.
54. Lelieveld, .J, Butler, T. M., Crowley, J. N., Dillon, T. J., Fischer, H., Ganzeveld, L., Harder, H., Lawrence, M. G., Martinez, M., Taraborrelli, D., and Williams, J.: Atmospheric oxidation capacity sustained by a tropical forest, Nature, 452, 737-740, 2008. (Pubitemid 351521085)
55. Lindinger, W., Hansel, A., and Jordan, A.: On-line monitoring of volatile organic compounds at pptv levels by means of proton-transfer-reaction mass spectrometry (PTRM-MS) - medical applications, food control, and environmental research, Int. J. Mass. Spect, 173, 191-241, 1998.
56. Lovejoy, E. R., Curtius, J., and Froyd, K. D.: Atmospheric ion-induced nucleation of sulfuric acid and water J. Geophys. Res., 109, D08204, doi:10.1029/2003JD004460, 2004. (Pubitemid 38904635)
57. Makela, J. M., Alto, P., Jokinen, V., Pohja, T., Nissenin, A., Palmroth, S., Markkanen, T., Seitsonen, K., and Kulmala, M.: Observations of ultrafine aerosol particle formation and growth in boreal forest, Geophys. Res. Lett., 24(10), 1219-1222, doi:10.1029/97GL00920, 1997.
58. Martin, S. T., Andreae, M. O., Artaxo, P., Baumgardner, D., Chen, Q., Goldstein, A. H., Guenther, A., Heald, C. L., Mayol-Bracero, O. L., McMurry, P. H., Pauliquevis, T., Pöschl, U., Prather, K. A., Roberts, G. C., Saleska, S. R., Silva Dias, M. A., Spracklen, D. V., Swietlicki, E., and Trebs, I.: Sources and properties of Amazonian aerosol particles, Rev. Geophys., 48, RG2002, doi:10.1029/2008RG000280, 2010.
59. Martinez, M., Harder, H., Kubistin, D., Rudolf, M., Bozem, H., Eerdekens, G., Fischer, H., Klupfel, T., Gurk, C., Konigstedt, R., Parchatka, U., Schiller, C. L., Stickler, A., Williams, J., and Lelieveld, J.: Hydroxyl radicals in the tropical troposphere over the Suriname rainforest: Airborne measurements, Atmos. Chem. Phys., 10, 3759-3773, doi:10.5194/acp-10-3759-2010, 2010.
60. McMurry, P. H., Fink, M., Sakuri, H., Stolzenburg, M., Mauldin III, R. L., Smith, J., Eisele, F. L., Moore, K., Sjostedt, S., Tanner, D., Huey, L. G., Nowak, J. B., Edgerton, E., and Voisin, D.: A criterion for new particle formation in the sulfur-rich Atlanta atmosphere, J. Geophys. Res., 110, D22S02, doi:10.1029/2005JD005901, 2005. (Pubitemid 43051317)
61. Merikanto, J., Napari, I., Vehkamäki, H., Anttila, T., and Kul-mala, M.: New parameterization of sulfuric acid-ammonia-water ternary nucleation rates at tropospheric conditions, J. Geophys. Res., 112, D15207, doi:15210.11029/12006JD007977, 2007.
62. Metzger, A., Verheggen, B., Dommen, J., Duplissy, J., Prevot, A. S. H., Weingartner, E., Riipinen, I., Kulmala, M., Spracklen, D. V., Carslaw, K. S., and Baltensperger, U.: Evidence for the role of organics in aerosol particle formation under atmospheric conditions, Proc. Natl. Acad. Sci., USA, 107, 6646-6651, 2010.
63. Mielke, L. H., Pratt, K. A., Shepson, P. B., McLuckey, S. A., Wisthaler, A., and Hansel, A.: Quantitative determination of biogenic volatile organic compounds in the atmosphere using proton-transfer reaction linear ion trap mass spectrometry, Anal. Chem., 82, 7952-7957, 2010.
64. Modgil, M. S., Kumar, S., Tripathi, S. N., and Lovejoy, E. R.: A parameterization of ion-induced nucleation of sulfuric acid and water for atmospheric conditions J. Geophys. Res., 110, D19205, doi:10.1029/2004JD005475, 2005. (Pubitemid 41685040)
65. Nowak, J. B., Huey, L. G., Russell, A. G., Tian, D., Neuman, J. A., Orsini, D., Sjostedt, S. J., Sullivan, A. P., Tanner, D. J., Weber, R. J., Nenes, A., Edgerton, E., and Fehsenfeld, F. C.: Analysis of urban gas phase ammonia measurements from the 2002 Atlanta aerosol nucleation and real-time characterization experiment (ANARCHE), J. Geophys. Res., 111, D17308, doi:10.1029/2006JD007113, 2006.
66. O'Dowd, C. D., AAlto, P., Hameri, K., Kulmala, M., and Hoffmann, M. R.: Atmospheric particles from organic vapors, Nature, 416, 497-498, 2002.
67. Ortega, J., Helmig, D., Guenther, A., Harley, P., Pressley, S., and Vogel, C.: Flux estimates and oh reaction potential of reactive biogenic volatile organic compounds (BVOCs) from a mixed northern hardwood forest, Atmos. Environ., 41, 5479-5495, 2007. (Pubitemid 47043522)
68. Paulot, F., Crounse, J. D., Kiaergaard, J. G., Kurten, A., Clair, J. M. S., Seinfeld, J. H., and Wennberg, P. O.: Unexpected epoxide formation in the gas-phase photooxidation of isoprene, Science, 325, 730-733, 2009.
69. Pearsall, D. R.: Landscape ecosystems of the University of Michigan biological station: Ecosystem diversity and ground-cover diversity, PhD Thesis, School of Natural Resources and Environment, University of Michigan, USA, 1995.
70. Petaja, T., Mauldin, R. L., III, Kosciuch, E., McGrath, J., Nieminen, T., Paasonen, P., Boy, M., Adamov, A., Kotiaho, T., and Kulmala, M.: Sulfuric acid and oh concentrations in a boreal forest site, At-mos. Chem. Phys., 9, 7435-7448, doi:10.5194/acp-9-7435-2009, 2009.
71. Pham, M., Muller, J. F., Brasseur, G., Granier, C., and Megie, G.: A three-dimensional study of the tropospheric sulfur cycle, J. Geohpys. Res., 100(D12), 26061-26092, doi:10.1029/95JD02095, 1995.
72. Pöschl, U., Martin, S. T., Sinha, B., Chen, Q., Gunthe, S. S., Huffman, J. A., Borrmann, S., Farmer, D. K., Garland, R. M., Helas, G., Jimenez, J. L., King, S. M., Manzi, A., Mikhailov, E., Pauliquevis, T., Petters, M. D., Prenni, A. J., Roldin, P., Rose, D., Schneider, J., Su, H., Zorn, S. R., Artaxo, P., and O., A. M.: Rainforest aerosols as biogenic nuclei of clouds and precipitation in the Amazon, Science, 329, 1513-1516, 2010.
73. Pressley, S., Lamb, B., Westberg, H., Flaherty, J., Chen, J., and Vogel, C.: Long-term isoprene flux measurements above a northern hardwood forest, J. Geophys. Res., 110, D07301, doi:10.1029/2004JD005523,2005. (Pubitemid 43066293)
74. Pressley, S., Lamb, B., Westberg, H., and Vogel, C.: Relationships among canopy scale energy fluxes and isoprene flux derived from long-term, seasonal eddy covariance measurements over a hardwood forest, Agr. Forest Meteorol., 136, 188-202, 2006.
75. Pryor, S. C., Barthelmie, R. J., Sørensen, L. L., McGrath, J. G., Hopke, P., and Petaja, T.: Spatial and vertical extent of nucle-ation events in the Midwestern USA: Insights from the nucle-ation in forests (NIFTy) experiment, Atmos. Chem. Phys., 11, 1641-1657, doi:10.5194/acp-11-1641-2011, 2011.
76. Richter, A., Burrows, J. P., Nues, H., Granier, C., and Niemeijer, U.: Increase in tropospheric nitrogen dioxide over China observed from space, Nature, 437, 129-130, 2005.
77. Rinne, H. J. I., Guenther, A. B., Greenberg, J. P., and Harley, P. C.: Isoprene and monoterpene fluxes measured above Amazonian rainforest and their dependence on light and temperature, Atmos. Environ., 36, 2421-2426, 2002. (Pubitemid 34626270)
78. Rizzo, L. V., Artaxo, P., Karl, T., Guenther, A. B., and J., G.: Aerosol properties, in-canopy gradients, turbulent fluxes and VOC concentrations at a pristine forest site in Amazonia, Atmos. Environ., 44, 503-511, 2010.
79. Rosen, J. M., Hoffmann, D. J., and Gringel, W.: Measurements of ion mobility to 30 km, J. Geophys. Res., 90(D4), 5876-5884, doi:10.1029/ JD090iD04p05876, 1985.
80. Sakulyanontvittaya, T., Duhl, T., Wiedinmyer, C., Helmig, D., Matsunaga, S., Potosnak, M., Milford, J., and Guenther, A.: Monoterpene and sesquiterpene emission estimates for the united states, Environ. Sci. Technol., 42, 1623-1629, 2008. (Pubitemid 351416172)
81. Schmid, H. P., Su, H.-B., Vogel, C. S., and Curtis, C. S.: Ecosystem-atmosphere exchange of carbon dioxide over a mixed hardwood forest in northern lower Michigan, J. Geohpys. Res., 108, 4417, doi:10.1029/2002JD003011, 2003.
82. Sellegri, K., Hanke, M., Umann, B., Arnold, F., and Kulmala, M.: Measurements of organic gases during aerosol formation events in the boreal forest atmosphere during QUEST, Atmos. Chem. Phys., 5, 373-384, doi:10.5194/acp-5-373-2005, 2005. (Pubitemid 40405289)
83. Sihto, S.-L., Kulmala, M., Kerminen, V.-M., Dal Maso, M., Petäjä, T., Riipinen, I., Korhonen, H., Arnold, F., Janson, R., Boy, M., Laaksonen, A., and Lehtinen, K. E. J.: Atmospheric sul-furic acid and aerosol formation: Implications form atmospheric measurements for nucleation and early growth mechanisms, At-mos. Chem. Phys, 6, 4079-4091, doi:10.5194/acp-6- 4079-2006, 2006. (Pubitemid 44373019)
84. Sipila, M., Berndt, T., Petaja, T., Brus, D., Vanhanen, J., Strat-mann, F., Patokoski, J., Mauldin III, R. L., Hyvarinen, A.-P., Lihavainen, H., and Kulmala, M.: The role of sulfuric acid in atmospheric nucleation, Science, 327, 1243-1246, 2010.
85. Slade, J. H. V., T. M., Mwaniki, G. R., Bertman, S., Stirm, B., and Shepson, P. B.: Aerosol production from the surface of the Great lakes, Geophys. Res. Lett, 37, L18807, doi:10.1029/2010GL043852, 2010.
86. Smith, J. N., Barsanti, K. C., Friedli, H. R., Ehn, M., Kulmala, M., Collins, D. R., Scheckman, J. H., Williams, B. J., and McMurry, P. H.: Observations of aminium salts in atmospheric nanoparti-cles and possible climatic implications, Proc. Natl. Acad. Sci., USA, 107, 6634-6639 2009.
87. Steiner, A. L., Pressley, S. N., Botros, A., Jones, E., Chung, S. H., and Edburg, S. L.: Analysis of coherent structures and atmosphere-canopy coupling strength during the CABINEX field campaign: Implications for atmospheric chemistry, Atmos. Chem. Phys. Discuss., in preparation, 2011.
88. Sorooshian, A., Varutbangkul, V., Brechtel, F. J., Ervens, B., Fein-gold, G., Bahreini, R., Murphy, S. M., Holloway, J. S., Atlas, E. L., Buzorius, G., Jonsson, H., Flagan, R. C., and Seinfeld, J. H.: Oxalic acid in clear and cloudy atmospheres: Analysis of data from International Consortium for Atmospheric Research on Transport and Transformation 2004, J. Geophys. Res., 111, D23S45, doi:10.1029/2005JD006880, 2006. (Pubitemid 47260844)
89. Spirig, C., Guenther, A., Greenberg, J. P., Calanca, P., and Tar-vainen, V.: Tethered balloon measurements of biogenic volatile organic compounds at a boreal forest site, Atmos. Chem. Phys., 4, 215-229, doi:10.5194/acp-4-215-2004, 2004. (Pubitemid 39073758)
90. Spracklen, D. V., Carslaw, K. S., Kulmala, M., Kerminen, V.-M., Sihto, S.-L., Riipinen, I., Merikanto, J., Mann, G. W., Chip-perfield, M. P., Wiedensohler, A., Birmili, W., and Lihavainen, H.: Contribution of particle formation to global cloud condensation nuclei concentrations, Geophys. Res. Lett., 35, L06808, doi:10.1029/2007GL033038, 2008. (Pubitemid 351738346)
91. Suni, T., Rinne, J., Reissell, A., Altimir, N., Keronen, P., Rannik, U., Dal Maso, M., Kulmala, M., and Vesala, T.: Long-term measurements of surface fluxes above a Scots pine forest in Hyytiala, Southern Finland, 1996-2001, Boreal Environ. Res., 8, 287-301, 2003. (Pubitemid 38038841)
92. Suni, T., Kulmala, M., Hirsikko, A., Bergman, T., Laakso, L., Aalto, P. P., Leuning, R., Cleugh, H., Zegelin, S., Hughes, D., van Gorsel, E., Kitchen, M., Vana, M., Horrak, U., Mirme, S., Mirme, A., Sevanto, S., Twining, J., and Tadros, C.: Formation and characteristics of ions and charged aerosol particles in a native Australian eucalypt forest, Atmos. Chem. Phys., 8, 129-139, doi:10.5194/acp-8-129-2008, 2008.
93. Suni, T., Sogacheva, L., Lauros, J., Hakola, H., Bäck, J., Kurtén, T., Cleugh, H., van Gorsel, E., Briggs, P., Sevanto, S., and Kul-mala, M.: Cold oceans enhance terrestrial new-particle formation in near-coastal forests, Atmos. Chem. Phys., 9, 8639-8650, doi:10.5194/acp-9-8639- 2009, 2009.
94. Surratt, J. D., Chan, A. W. H., Eddingsaas, H. E., Chan, M., Loza, C. L., Kwan, A. J., Hersey, S. S., Flagan, R. C., Wennberg, P. O., and Seinfeld, J. H.: Reactive intermediates revealed in secondary organic aerosol formation from isoprene, Proc. Natl. Acad. Sci., USA, 107, 6640-6645, 2010.
95. Tanner, D. J. and Eisele, F. L.: Present oh measurement limits and associated uncertainties, J. Geophys. Res., 100(D2), 4622, doi:10.1029/ 94JD02609, 1995.
96. Tunved, P., Hansson, H.-C., Kerminen, V.-M., Ström, J., Dal Maso, M., Lihavainen, H., Viisanen, Y., Aalto, P. P., Komppula, M., and Kulmala, M.: High natural aerosol loading over boreal forests, Science, 312, 261-263, 2006.
97. Vehkamäki, H., Kulmala, M., Napari, I., Lehtinen, E. J., Timmreck, C., Noppel, M., and Laaksonen, A.: An improved parameterization for sulfuric acid-water nucleation rates for tropospheric and stratospheric conditions, J. Geophys. Res., 107, 24347-24358, doi:4610.1029/2002JD002184, 2002. (Pubitemid 43211904)
98. Westberg, H., Lamb, B., Hafer, R., Hills, A., Shepson, P. B., and Vogel, C.: Measurement of isoprene fluxes at the PROPHET site, J. Geophys. Res., 106(D20), 24347-24358, doi:10.1029/2000JD900735, 2001.
99. Young, L. H., Benson, D. R., Kameel, F. R., Pierce, J. R., Jun-ninen, H., Kulmala, M., and Lee, S.-H.: Laboratory studies of H2SO4/H2O binary homogeneous nucleation from the SO2+OH reaction: evaluation of the experimental setup and preliminary results, Atmos. Chem. Phys., 8, 4997-5016, doi:10.5194/acp-8-4997- 2008, 2008.
100. Yu, F. and Turco, R. P.: The role of ions in the formation and evolution of particles in aircraft plumes, Geophys. Res. Lett, 24(15), 1927-1930, doi:10.1029/97GL01822, 1997. (Pubitemid 127686087)
101. Yu, J., Cocker III, D. R., Griffin, R. J., Flagan, R. C., and Seinfeld, J. H.: Gas-phase ozone oxidation of monoterpenes: Gaseous and particulate products, J. Atmos. Chem., 34, 207-258, 1999. (Pubitemid 29414656)
102. Zhang, R., Suh, J., Zhao, J., Zhang, D., Fortner, E. C., Tie, X., Molina, M. T., and Molina, M., J.: Atmospheric new particle formation enhanced by organic acids, Science, 304, 1487-1490, 2004. (Pubitemid 38720925)
103. Zhang, R., Wang, L., Khalizov, A. F., Zhao, J., Zheng, J., McGraw, R. L., and Molina, L. T.: Formation of nanoparticles of blue haze enhanced by anthropogenic pollution, Proc. Natl. Acad. Sci. USA, 106, 17560-17654, 2009.
104. Zhou, J. C., Swietlicki, E., Hansson, H. C., and Artaxo, P.: Sub-micrometer aerosol particle size distribution and hygroscopic growth measured in the Amazon rain forest during the wet season, J. Geophys. Res., 107, 8055, doi:10.1029/2000JD000203, 2002.