Ice nucleating particles at a coastal marine boundary layer site: Correlations with aerosol type and meteorological conditions

Atmospheric Chemistry and Physics

Volumn 15, Issue 21, 2015, Pages 12547-12566

  Mason, R H ^a   Si, M ^a   Li, J ^b   Chou, C ^a   Dickie, R ^a   Toom Sauntry, D ^c   Pohlker C ^d   Yakobi Hancock, J D ^e   Ladino, L A ^e   Jones, K ^c   Leaitch, W R ^c   Schiller, C L ^c   Abbatt, J P D ^e   Huffman, J A ^b   Bertram, A K ^a  

^a UNIVERSITY OF BRITISH COLUMBIA   (Canada)

^b UNIVERSITY OF DENVER   (United States)

^c ENVIRONMENT CANADA   (Canada)

^d MAX PLANCK INSTITUTE FOR CHEMISTRY   (Germany)

^e UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

AEROSOL; BOUNDARY LAYER; CLIMATE EFFECT; COASTAL ZONE; CONCENTRATION (COMPOSITION); DUST; ICE; NUCLEATION; PARAMETERIZATION; PARTICLE SIZE; TRACER;

CANADA;

EID: 84946949532     PISSN: 16807316     EISSN: 16807324     Source Type: Journal    
DOI: 10.5194/acp-15-12547-2015     Document Type: Article

References (176)

1. Alpert, P. A., Aller, J. Y., and Knopf, D. A.: Ice nucleation from aqueous NaCl droplets with and without marine diatoms, Atmos. Chem. Phys., 11, 5539-5555, doi:10.5194/acp-11-5539-2011, 2011.
2. Andreae, M. O., Ferek, R. J., Bermond, F., Byrd, K. P., Engstrom, R. T., Hardin, S., Houmere, P. D., LeMarrec, F., Raemdonck, H., and Chatfield, R. B.: Dimethyl sulfide in the marine atmosphere, J. Geophys. Res., 90, 12891-12900, doi:10.1029/JD090iD07p12891, 1985.
3. Andreas, E. L.: A New Sea Spray Generation Function for Wind Speeds up to 32ms-1, J. Phys. Oceanogr., 28, 2175-2184, 1998.
4. Atkinson, J. D., Murray, B. J., Woodhouse, M. T., Whale, T. F., Baustian, K. J., Carslaw, K. S., Dobbie, S., O'Sullivan, D., and Malkin, T. L.: The importance of feldspar for ice nucleation by mineral dust in mixed-phase clouds, Nature, 498, 355-358, doi:10.1038/nature12278, 2013.
5. Augustin, S., Wex, H., Niedermeier, D., Pummer, B., Grothe, H., Hartmann, S., Tomsche, L., Clauss, T., Voigtländer, J., Ignatius, K., and Stratmann, F.: Immersion freezing of birch pollen washing water, Atmos. Chem. Phys., 13, 10989-11003, doi:10.5194/acp-13-10989-2013, 2013.
6. Austin, M. A., Buffet, D. A., Nicholson, D. J., and Scudder, G. G. E.: Taking Natures Pulse: The Status of Biodiversity in British Columbia, Biodiversity BC, Victoria, available at: http://www. biodiversitybc.org (last access: 10 October 2014), 2008.
7. Baker, M. B.: Cloud Microphysics and Climate, Science, 276, 1072-1078, doi:10.1126/science.276.5315.1072, 1997.
8. Bates, T. S., Calhoun, J. A., and Quinn, P. K.: Variations in the methanesulfonate to sulfate molar ratio in submicrometer marine aerosol particles over the South Pacific Ocean, J. Geophys. Res.-Oceans, 97, 9859-9865, doi:10.1029/92JD00411, 1992.
9. Becagli, S., Lazzara, L., Fani, F., Marchese, C., Traversi, R., Severi, M., di Sarra, A., Sferlazzo, D., Piacentino, S., Bommarito, C., Dayan, U., and Udisti, R.: Relationship between methanesulfonate (MS-/ in atmospheric particulate and remotely sensed phytoplankton activity in oligo-mesotrophic central Mediterranean Sea, Atmos. Environ., 79, 681-688, doi:10.1016/j.atmosenv.2013.07.032, 2013.
10. Blanchard, D. C.: The electrification of the atmosphere by particles from bubbles in the sea, Prog. Oceanogr., 1, 73-202, doi:10.1016/0079-6611(63)90004-1, 1963.
11. Blanchard, D. C.: The ejection of drops from the sea and their enrichment with bacteria and other materials: A review, Estuaries, 12, 127-137, doi:10.2307/1351816, 1989.
12. Blanchard, D. C. and Woodcock, A. H.: Bubble formation and modification in the sea and its meteorological significance, Tellus, 9, 145-158, doi:10.1111/j.2153-3490.1957.tb01867.x, 1957.
13. Bones, D. L., Henricksen, D. K., Mang, S. A., Gonsior, M., Bateman, A. P., Nguyen, T. B., Cooper, W. J., and Nizkorodov, S. A.: Appearance of strong absorbers and fluorophores in limonene-O3 secondary organic aerosol due to NHC4-mediated chemical aging over long time scales, J. Geophys. Res., 115, D05203, doi:10.1029/2009JD012864, 2010.
14. Boucher, O., Randall, D., Artaxo, P., Bretherton, C., Feingold, G., Foster, P., Kerminen, V.-M., Kondo, Y., Liao, H., Lohmann, U., Rasch, P., Satheesh, S. K., Sherwood, S., Stevens, B. and Boucher, O., Randall, D., Artaxo, P., Bretherton, C., Feingold, G., Foster, P., Kerminen, V.-M., Kondo, Y., Liao, H., Lohmann, U., Rasch, P., Satheesh, S. K., Sherwood, S., Stevens, B., and Zhang, X. Y.: Clouds and Aerosols, in Climate Change 2013: The Physical Science Basis. Contribution of Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change, edited by: Stocker, T. F., Qin, D., Plattner, G.-K., Tignor, M., Allen, S. K., Boschung, J., Nauels, A., Xia, Y., Bex, V., and Midgley, P. M., Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, 2013.
15. Broadley, S. L., Murray, B. J., Herbert, R. J., Atkinson, J. D., Dobbie, S., Malkin, T. L., Condliffe, E., and Neve, L.: Immersion mode heterogeneous ice nucleation by an illite rich powder representative of atmospheric mineral dust, Atmos. Chem. Phys., 12, 287-307, doi:10.5194/acp-12-287-2012, 2012.
16. Brooks, S. D., Suter, K., and Olivarez, L.: Effects of Chemical Aging on the Ice Nucleation Activity of Soot and Polycyclic Aromatic Hydrocarbon Aerosols, J. Phys. Chem. A, 118, 10036-10047, doi:10.1021/jp508809y, 2014.
17. Burrows, S. M., Hoose, C., Pöschl, U., and Lawrence, M. G.: Ice nuclei in marine air: biogenic particles or dust?, Atmos. Chem. Phys., 13, 245-267, doi:10.5194/acp-13-245-2013, 2013.
18. Carlile, M. J., Watkinson, S. C., and Gooday, G. W.: The Fungi, Second Edi., Academic Press, London, United Kingdom and San Diego, CA, USA, 2001.
19. Charlson, R. J., Lovelock, J. E., Andreae, M. O., and Warren, S. G.: Oceanic phytoplankton, atmospheric sulphur, cloud albedo and climate, Nature, 326, 655-661, doi:10.1038/326655a0, 1987.
20. Chou, C., Stetzer, O., Weingartner, E., Jurányi, Z., Kanji, Z. A., and Lohmann, U.: Ice nuclei properties within a Saharan dust event at the Jungfraujoch in the Swiss Alps, Atmos. Chem. Phys., 11, 4725-4738, doi:10.5194/acp-11-4725-2011, 2011.
21. Christner, B. C., Morris, C. E., Foreman, C. M., Cai, R., and Sands, D. C.: Ubiquity of Biological Ice Nucleators in Snowfall, Science, 319, 1214, doi:10.1126/science.1149757, 2008.
22. Conen, F., Morris, C. E., Leifeld, J., Yakutin, M. V., and Alewell, C.: Biological residues define the ice nucleation properties of soil dust, Atmos. Chem. Phys., 11, 9643-9648, doi:10.5194/acp-11-9643-2011, 2011.
23. Cooper, W. A.: Ice initiation in natural clouds, Meteor. Mon., 21, 29-32, doi:10.1175/0065-9401-21.43.29, 1986.
24. Corbin, J. C., Rehbein, P. J. G., Evans, G. J., and Abbatt, J. P. D.: Combustion particles as ice nuclei in an urban environment: Evidence from single-particle mass spectrometry, Atmos. Environ., 51, 286-292, doi:10.1016/j.atmosenv.2012.01.007, 2012.
25. Costa, T. S., Gonçalves, F. L. T., Yamasoe, M. A., Martins, J. A., and Morris, C. E.: Bacterial ice nuclei impact cloud lifetime and radiative properties and reduce atmospheric heat loss in the BRAMS simulation model, Environ. Res. Lett., 9, 084020, doi:10.1088/1748-9326/9/8/084020, 2014.
26. Cozic, J., Mertes, S., Verheggen, B., Cziczo, D. J., Gallavardin, S. J., Walter, S., Baltensperger, U., and Weingartner, E.: Black carbon enrichment in atmospheric ice particle residuals observed in lower tropospheric mixed phase clouds, J. Geophys. Res., 113, D15209, doi:10.1029/2007JD009266, 2008.
27. Creamean, J. M., Suski, K. J., Rosenfeld, D., Cazorla, A., De-Mott, P. J., Sullivan, R. C., White, A. B., Ralph, F. M., Minnis, P., Comstock, J. M., Tomlinson, J. M., and Prather, K. A.: Dust and Biological Aerosols from the Sahara and Asia Influence Precipitation in theWestern U.S., Science, 339, 1572-1578, doi:10.1126/science.1227279, 2013.
28. Cziczo, D. J., Murphy, D. M., Hudson, P. K., and Thomson, D. S.: Single particle measurements of the chemical composition of cir-rus ice residue during CRYSTAL-FACE, J. Geophys. Res., 109, D04201, doi:10.1029/2003JD004032, 2004.
29. Cziczo, D. J., Froyd, K. D., Hoose, C., Jensen, E. J., Diao, M., Zondlo, M. A., Smith, J. B., Twohy, C. H., and Murphy, D. M.: Clarifying the Dominant Sources and Mechanisms of Cirrus Cloud Formation, Science, 340, 1320-1324, doi:10.1126/science.1234145, 2013.
30. Dancey, C. P. and Reidy, J.: Statistics Without Maths for Psychology, Pearson Education Limited, Essex, England, 175-184, 2011.
31. DeMott, P. J., Sassen, K., Poellot, M. R., Baumgardner, D., Rogers, D. C., Brooks, S. D., Prenni, A. J., and Kreidenweis, S. M.: African dust aerosols as atmospheric ice nuclei, Geophys. Res. Lett., 30, 1732, doi:10.1029/2003GL017410, 2003.
32. DeMott, P. J., Petters, M. D., Prenni, A. J., Carrico, C. M., Kreidenweis, S. M., Collett Jr., J. L., and Moosmüller, H.: Ice nucleation behavior of biomass combustion particles at cirrus temperatures, J. Geophys. Res., 114, D16205, doi:10.1029/2009JD012036, 2009.
33. DeMott, P. J., Prenni, A. J., Liu, X., Kreidenweis, S. M., Petters, M. D., Twohy, C. H., Richardson, M. S., Eidhammer, T., and Rogers, D. C.: Predicting global atmospheric ice nuclei distributions and their impacts on climate, P. Natl. Acad. Sci. USA, 107, 11217-11222, doi:10.1073/pnas.0910818107, 2010.
34. DeMott, P. J., Hill, T. C. J., McCluskey, C. S., Prather, K. A., Collins, D. B., Sullivan, R. C., Ruppel, M. J., Mason, R. H., Irish, V. E., Lee, T., Hwang, C. Y., Rhee, T. S., Snider, J. R., McMeeking, G. R., Dhaniyala, S., Lewis, E. R., Wentzell, J., Abbatt, J. P. D., Lee, C., Sultana, C. M., Ault, A. P., Axson, J. I., Martinez, M. D., Venero, I., Figueroa, G. S., Stokes, M. D., Deane, G. B., Mayol-Bracero, O. L., Grassian, V. H., Bertram, T. H., Bertram, A. K., Moffett, B. F., and Franc, G. D.: Sea spray aerosol as a unique source of ice nucleating particles, submitted, 2015.
35. Després, V. R., Huffman, J. A., Burrows, S. M., Hoose, C., Safatov, A. S., Buryak, G., Fröhlich-Nowoisky, J., Elbert, W., Andreae, M. O., Pöschl, U. and Jaenicke, R.: Primary biological aerosol particles in the atmosphere: a review, Tellus B, 64, 15598, doi:10.3402/tellusb.v64i0.15598, 2012.
36. Diehl, K. and Mitra, S. K.: A laboratory study of the effects of a kerosene-burner exhaust on ice nucleation and the evaporation rate of ice crystals, Atmos. Environ., 32, 3145-3151, doi:10.1016/S1352-2310(97)00467-6, 1998.
37. Diehl, K., Quick, C., Matthias-Maser, S., Mitra, S. K., and Jaenicke, R.: The ice nucleating ability of pollen: Part I. Laboratory studies in deposition and condensation freezing modes, Atmos. Res., 58, 75-87, doi:10.1016/S0169-8095(01)00091-6, 2001.
38. Diehl, K., Matthias-Maser, S., Jaenicke, R., and Mitra, S. K.: The ice nucleating ability of pollen: Part II, Laboratory studies in immersion and contact freezing modes, Atmos. Res., 61, 125-133, doi:10.1016/S0169-8095(01)00132-6, 2002.
39. Draxler, R. R. and Rolph, G. D.: HYSPLIT (HYbrid Single-Particle Lagrangian Integrated Trajectory) Model access via NOAA ARL READY Website, NOAA Air Resources Laboratory, Silver Spring, MD, available at: http://ready.arl.noaa.gov/ HYSPLIT.php, last access: 27 May 2014.
40. Dymarska, M., Murray, B. J., Sun, L., Eastwood, M. L., Knopf, D. A., and Bertram, A. K.: Deposition ice nucleation on soot at temperatures relevant for the lower troposphere, J. Geophys. Res., 111, D04204, doi:10.1029/2005JD006627, 2006.
41. Ebert, M., Worringen, A., Benker, N., Mertes, S., Weingartner, E., and Weinbruch, S.: Chemical composition and mixing-state of ice residuals sampled within mixed phase clouds, Atmos. Chem. Phys., 11, 2805-2816, doi:10.5194/acp-11-2805-2011, 2011.
42. Field, P. R., Möhler, O., Connolly, P., Krämer, M., Cotton, R., Heymsfield, A. J., Saathoff, H., and Schnaiter, M.: Some ice nucleation characteristics of Asian and Saharan desert dust, Atmos. Chem. Phys., 6, 2991-3006, doi:10.5194/acp-6-2991-2006, 2006.
43. Field, P. R., Heymsfield, A. J., Shipway, B. J., DeMott, P. J., Pratt, K. A., Rogers, D. C., Stith, J., and Prather, K. A.: Ice in Clouds Experiment-Layer Clouds, Part II: Testing Characteristics of Heterogeneous Ice Formation in Lee Wave Clouds, J. Atmos. Sci., 69, 1066-1079, doi:10.1175/JAS-D-11-026.1, 2012.
44. Fletcher, N. H.: Ice-forming nuclei in the atmosphere, in: The Physics of Rainclouds, Cambridge University Press, Cambridge, United Kingdom, Chapter 9, 1962.
45. Friedman, B., Kulkarni, G., Beránek, J., Zelenyuk, A., Thornton, J. A., and Cziczo, D. J.: Ice nucleation and droplet formation by bare and coated soot particles, J. Geophys. Res., 116, D17203, doi:10.1029/2011JD015999, 2011.
46. Fröhlich-Nowoisky, J., Hill, T. C. J., Pummer, B. G., Yordanova, P., Franc, G. D., and Pöschl, U.: Ice nucleation activity in the widespread soil fungus Mortierella alpina, Biogeosciences, 12, 1057-1071, doi:10.5194/bg-12-1057-2015, 2015.
47. Gabey, A. M., Gallagher, M.W., Whitehead, J., Dorsey, J. R., Kaye, P. H., and Stanley, W. R.: Measurements and comparison of primary biological aerosol above and below a tropical forest canopy using a dual channel fluorescence spectrometer, Atmos. Chem. Phys., 10, 4453-4466, doi:10.5194/acp-10-4453-2010, 2010.
48. Gabey, A. M., Stanley, W. R., Gallagher, M. W., and Kaye, P. H.: The fluorescence properties of aerosol larger than 0.8μm in urban and tropical rainforest locations, Atmos. Chem. Phys., 11, 5491-5504, doi:10.5194/acp-11-5491-2011, 2011.
49. Gadi, R., Kulshrestha, U. C., Sarkar, A. K., Garg, S. C., and Parashar, D. C.: Emissions of SO2 and NOx from biofuels in India, Tellus B, 55, 787-795, doi:10.1034/j.1600-0889.2003.00065.x, 2003.
50. Galanter, M., Levy II, H., and Carmichael, G. R.: Impacts of biomass burning on tropospheric CO, NOx , and O3, J. Geophys. Res., 105, 6633-6653, doi:10.1029/1999JD901113, 2000.
51. Garcia, E., Hill, T. C. J., Prenni, A. J., DeMott, P. J., Franc, G. D., and Kreidenweis, S. M.: Biogenic ice nuclei in boundary layer air over two U.S. High Plains agricultural regions, J. Geophys. Res., 117, D18209, doi:10.1029/2012JD018343, 2012.
52. Gaston, C. J., Pratt, K. A., Qin, X., and Prather, K. A.: Real-Time Detection and Mixing State of Methanesulfonate in Single Particles at an Inland Urban Location during a Phytoplankton Bloom, Environ. Sci. Technol., 44, 1566-1572, doi:10.1021/es902069d, 2010.
53. Gorbunov, B., Baklanov, A., Kakutkina, N., Windsor, H. L., and Toumi, R.: Ice nucleation on soot particles, J. Aerosol Sci., 32, 199-215, doi:10.1016/s0021-8502(00)00077-x, 2001.
54. Hader, J. D., Wright, T. P., and Petters, M. D.: Contribution of pollen to atmospheric ice nuclei concentrations, Atmos. Chem. Phys., 14, 5433-5449, doi:10.5194/acp-14-5433-2014, 2014.
55. Haga, D. I., Iannone, R., Wheeler, M. J., Mason, R., Polishchuk, E. A., Fetch Jr., T., van der Kamp, B. J., McKendry, I. G., and Bertram, A. K.: Ice nucleation properties of rust and bunt fungal spores and their transport to high altitudes, where they can cause heterogeneous freezing, J. Geophys. Res.-Atmos., 118, 7260-7272, doi:10.1002/jgrd.50556, 2013.
56. Haga, D. I., Burrows, S. M., Iannone, R., Wheeler, M. J., Mason, R. H., Chen, J., Polishchuk, E. A., Pöschl, U., and Bertram, A. K.: Ice nucleation by fungal spores from the classes Agaricomycetes, Ustilaginomycetes, and Eurotiomycetes, and the effect on the atmospheric transport of these spores, Atmos. Chem. Phys., 14, 8611-8630, doi:10.5194/acp-14-8611-2014, 2014.
57. Healy, D. A., O'Connor, D. J., Burke, A. M., and Sodeau, J. R.: A laboratory assessment of the Waveband Integrated Bioaerosol Sensor (WIBS-4) using individual samples of pollen and fungal spore material, Atmos. Environ., 60, 534-543, doi:10.1016/j.atmosenv.2012.06.052, 2012a.
58. Healy, D. A., O'Connor, D. J., and Sodeau, J. R.: Measurement of the particle counting efficiency of the "Waveband Integrated Bioaerosol Sensor" model number 4 (WIBS-4), J. Aerosol Sci., 47, 94-99, doi:10.1016/j.jaerosci.2012.01.003, 2012b.
59. Healy, D. A., Huffman, J. A., O'Connor, D. J., Pöhlker, C., Pöschl, U., and Sodeau, J. R.: Ambient measurements of biological aerosol particles near Killarney, Ireland: a comparison between real-time fluorescence and microscopy techniques, Atmos. Chem. Phys., 14, 8055-8069, doi:10.5194/acp-14-8055-2014, 2014.
60. Hill, T. C. J., Moffett, B. F., DeMott, P. J., Georgakopoulos, D. G., Stump, W. L., and Franc, G. D.: Measurement of Ice Nucleation-Active Bacteria on Plants and in Precipitation by Quantitative PCR, Appl. Environ. Microbiol., 80, 1256-1267, doi:10.1128/AEM.02967-13, 2014.
61. Hiranuma, N., Möhler, O., Yamashita, K., Tajiri, T., Saito, A., Kiselev, A., Hoffmann, N., Hoose, C., Jantsch, E., Koop, T., and Murakami, M.: Ice nucleation by cellulose and its potential contribution to ice formation in clouds, Nat. Geosci., 8, 273-277, doi:10.1038/ngeo2374, 2015.
62. Hoose, C. and Möhler, O.: Heterogeneous ice nucleation on atmospheric aerosols: a review of results from laboratory experiments, Atmos. Chem. Phys., 12, 9817-9854, doi:10.5194/acp-12-9817-2012, 2012.
63. Hoose, C., Kristjánsson, J. E., and Burrows, S. M.: How important is biological ice nucleation in clouds on a global scale?, Environ. Res. Lett., 5, 024009, doi:10.1088/1748-9326/5/2/024009, 2010a.
64. Hoose, C., Kristjánsson, J. E., Chen, J.-P., and Hazra, A.: A Classical-Theory-Based Parameterization of Heterogeneous Ice Nucleation by Mineral Dust, Soot, and Biological Particles in a Global Climate Model, J. Atmos. Sci., 67, 2483-2503, doi:10.1175/2010JAS3425.1, 2010b.
65. Huffman, J. A., Treutlein, B., and Pöschl, U.: Fluorescent biological aerosol particle concentrations and size distributions measured with an Ultraviolet Aerodynamic Particle Sizer (UVAPS) in Central Europe, Atmos. Chem. Phys., 10, 3215-3233, doi:10.5194/acp-10-3215-2010, 2010.
66. Huffman, J. A., Sinha, B., Garland, R. M., Snee-Pollmann, A., Gunthe, S. S., Artaxo, P., Martin, S. T., Andreae, M. O., and Pöschl, U.: Size distributions and temporal variations of biological aerosol particles in the Amazon rainforest characterized by microscopy and real-time UV-APS fluorescence techniques during AMAZE-08, Atmos. Chem. Phys., 12, 11997-12019, doi:10.5194/acp-12-11997-2012, 2012.
67. Huffman, J. A., Prenni, A. J., DeMott, P. J., Pöhlker, C., Mason, R. H., Robinson, N. H., Fröhlich-Nowoisky, J., Tobo, Y., Després, V. R., Garcia, E., Gochis, D. J., Harris, E., Müller-Germann, I., Ruzene, C., Schmer, B., Sinha, B., Day, D. A., Andreae, M. O., Jimenez, J. L., Gallagher, M., Kreidenweis, S. M., Bertram, A. K., and Pöschl, U.: High concentrations of biological aerosol particles and ice nuclei during and after rain, Atmos. Chem. Phys., 13, 6151-6164, doi:10.5194/acp-13-6151-2013, 2013.
68. Iannone, R., Chernoff, D. I., Pringle, A., Martin, S. T., and Bertram, A. K.: The ice nucleation ability of one of the most abundant types of fungal spores found in the atmosphere, Atmos. Chem. Phys., 11, 1191-1201, doi:10.5194/acp-11-1191-2011, 2011.
69. Jayaweera, K. and Flanagan, P.: Investigations on biogenic ice nuclei in the Arctic atmosphere, Geophys. Res. Lett., 9, 94-97, doi:10.1029/GL009i001p00094, 1982.
70. Jiang, H., Yin, Y., Su, H., Shan, Y., and Gao, R.: The characteristics of atmospheric ice nuclei measured at the top of Huangshan (the Yellow Mountains) in Southeast China using a newly built static vacuum water vapor diffusion chamber, Atmos. Res., 153, 200-208, doi:10.1016/j.atmosres.2014.08.015, 2015.
71. Joly, M., Amato, P., Deguillaume, L., Monier, M., Hoose, C., and Delort, A.-M.: Quantification of ice nuclei active at near 0 °C temperatures in low-altitude clouds at the Puy de Dôme atmospheric station, Atmos. Chem. Phys., 14, 8185-8195, doi:10.5194/acp-14-8185-2014, 2014.
72. Kamphus, M., Ettner-Mahl, M., Klimach, T., Drewnick, F., Keller, L., Cziczo, D. J., Mertes, S., Borrmann, S., and Curtius, J.: Chemical composition of ambient aerosol, ice residues and cloud droplet residues in mixed-phase clouds: single particle analysis during the Cloud and Aerosol Characterization Experiment (CLACE 6), Atmos. Chem. Phys., 10, 8077-8095, doi:10.5194/acp-10-8077-2010, 2010.
73. Kanji, Z. A. and Abbatt, J. P. D.: Ice Nucleation onto Arizona Test Dust at Cirrus Temperatures: Effect of Temperature and Aerosol Size on Onset Relative Humidity, J. Phys. Chem. A, 114, 935-941, doi:10.1021/jp908661m, 2010.
74. Kärcher, B., Möhler, O., DeMott, P. J., Pechtl, S., and Yu, F.: Insights into the role of soot aerosols in cirrus cloud formation, Atmos. Chem. Phys., 7, 4203-4227, doi:10.5194/acp-7-4203-2007, 2007.
75. Kaye, P., Stanley, W. R., Hirst, E., Foot, E. V, Baxter, K. L., and Barrington, S. J.: Single particle multichannel bioaerosol fluorescence sensor, Opt. Express, 13, 3583-3593, doi:10.1364/OPEX.13.003583, 2005.
76. Keller, M. D.: Dimethyl Sulfide Production and Marine Phytoplankton: The Importance of Species Composition and Cell Size, Biol. Oceanogr., 6, 375-382, 1989.
77. Kettle, A. J., Andreae, M. O., Amouroux, D., Andreae, T.W., Bates, T. S., Berresheim, H., Bingemer, H., Boniforti, R., Curran, M., DiTullio, G. R., Helas, G., Jones, G. B., Keller, M. D., Kiene, R. P., Leck, C., Levasseur, M., Malin, G., Maspero, M., Matrai, P., McTaggart, A. R., Mihalopoulos, N., Nguyen, B. C., Novo, A., Putaud, J. P., Rapsomanikis, S., Roberts, G., Schebeske, G., Sharma, S., Simó, R., Staubes, R., Turner, S., and Uher, G.: A global database of sea surface dimethylsulfide (DMS) measurements and a procedure to predict sea surface DMS as a function of latitude, longitude, and month, Global Biogeochem. Cy., 13, 399-444, doi:10.1029/1999GB900004, 1999.
78. Klein, H., Nickovic, S., Haunold, W., Bundke, U., Nillius, B., Ebert, M., Weinbruch, S., Schuetz, L., Levin, Z., Barrie, L. A., and Bingemer, H.: Saharan dust and ice nuclei over Central Europe, Atmos. Chem. Phys., 10, 10211-10221, doi:10.5194/acp-10-10211-2010, 2010.
79. Knopf, D. A. and Koop, T.: Heterogeneous nucleation of ice on surrogates of mineral dust, J. Geophys. Res., 111, D12201, doi:10.1029/2005JD006894, 2006.
80. Knopf, D. A., Alpert, P. A., Wang, B., and Aller, J. Y.: Stimulation of ice nucleation by marine diatoms, Nat. Geosci., 4, 88-90 doi:10.1038/ngeo1037, 2011.
81. Knopf, D. A., Alpert, P. A., Wang, B., O'Brien, R. E., Kelly, S. T., Laskin, A., Gilles, M. K., and Moffet, R. C.: Microspectroscopic imaging and characterization of individually identified ice nucleating particles from a case field study, J. Geophys. Res.-Atmos., 119, 10365-10381 doi:10.1002/2014JD021866, 2014.
82. Koop, T., Luo, B., Biermann, U. M., Crutzen, P. J., and Peter, T.: Freezing of HNO3/H2SO4/H2O solutions at stratospheric temperatures: Nucleation statistics and experiments, J. Phys. Chem. A, 101, 1117-1133, doi:10.1021/jp9626531, 1997.
83. Koop, T., Kapilashrami, A., Molina, L. T., and Molina, M. J.: Phase transitions of sea-salt/water mixtures at low temperatures: Implications for ozone chemistry in the polar marine boundary layer, J. Geophys. Res., 105, 26393-26402, doi:10.1029/2000JD900413, 2000.
84. Kottek, M., Grieser, J., Beck, C., Rudolf, B., and Rubel, F.: World Map of the Köppen-Geiger climate classification updated, Meteorol. Z., 15, 259-263, doi:10.1127/0941-2948/2006/0130, 2006.
85. Kozloff, L. M., Schofield, M. A., and Lute, M.: Ice nucleating activity of Pseudomonas syringae and Erwinia herbicola, J. Bacteriol., 153, 222-231, 1983.
86. Kulkarni, G. and Dobbie, S.: Ice nucleation properties of mineral dust particles: determination of onset RHi, IN active fraction, nucleation time-lag, and the effect of active sites on contact angles, Atmos. Chem. Phys., 10, 95-105, doi:10.5194/acp-10-95-2010, 2010.
87. Lee, H. J., Laskin, A., Laskin, J., and Nizkorodov, S. A.: Excitation-Emission Spectra and Fluorescence Quantum Yields for Fresh and Aged Biogenic Secondary Organic Aerosols, Environ. Sci. Technol., 47, 5763-5770, doi:10.1021/es400644c, 2013.
88. Leslie, J. F. and Summerell, B. A.: The Fusarium Laboratory Manual, Blackwell Publishing, Ames, Iowa, USA, 2006.
89. Lin, J. C., Matsui, T., Pielke Sr., R. A. and Kummerow, C.: Effects of biomass-burning-derived aerosols on precipitation and clouds in the Amazon Basin: a satellite-based empirical study, J. Geophys. Res., 111, D19204, doi:10.1029/2005JD006884, 2006.
90. Lindow, S. E., Arny, D. C., and Upper, C. D.: Erwinia herbicola: A Bacterial Ice Nucleus Active in Increasing Frost Injury to Corn, Phytopathology, 68, 523-527, 1978.
91. Liu, X., Penner, J. E., and Wang, M.: Influence of anthropogenic sulfate and black carbon on upper tropospheric clouds in the NCAR CAM3 model coupled to the IMPACT global aerosol model, J. Geophys. Res., 114, D03204, doi:10.1029/2008JD010492, 2009.
92. Lohmann, U.: A glaciation indirect aerosol effect caused by soot aerosols, Geophys. Res. Lett., 29, 1052, doi:10.1029/2001GL014357, 2002.
93. Lüönd, F., Stetzer, O., Welti, A., and Lohmann, U.: Experimental study on the ice nucleation ability of size-selected kaolinite particles in the immersion mode, J. Geophys. Res., 115, D14201, doi:10.1029/2009JD012959, 2010.
94. Maheshwari, R.: Fungi: Experimental Methods in Biology, CRC Press, Taylor & Francis Group, Boca Raton, Florida, USA, 2005.
95. Maki, L. R. and Willoughby, K. J.: Bacteria as Biogenic Sources of Freezing Nuclei, J. Appl. Meteorol., 17, 1049-1053, 1978.
96. Maki, L. R., Galyan, E. L., Chang-Chien, M.-M., and Caldwell, D. R.: Ice nucleation induced by pseudomonas syringae, Appl. Microbiol., 28, 456-459, 1974.
97. Marcolli, C., Gedamke, S., Peter, T., and Zobrist, B.: Efficiency of immersion mode ice nucleation on surrogates of mineral dust, Atmos. Chem. Phys., 7, 5081-5091, doi:10.5194/acp-7-5081-2007, 2007.
98. Maring, H., Savoie, D. L., Izaguirre, M. A., Custals, M., and Reid, J. S.: Mineral dust aerosol size distribution change during atmospheric transport, J. Geophys. Res., 108, 8592, doi:10.1029/2002JD002536, 2003.
99. Marple, V. A., Rubow, K. L., and Behm, S. M.: A Microorifice Uniform Deposit Impactor (MOUDI): Description, Calibration, and Use, Aerosol Sci. Technol., 14, 434-446, doi:10.1080/02786829108959504, 1991.
100. Mason, B. J. and Maybank, J.: Ice-nucleating properties of some natural mineral dusts, Q. J. R. Meteorol. Soc., 84, 235-241, doi:10.1002/qj.49708436104, 1958.
101. Mason, R. H., Chou, C., McCluskey, C. S., Levin, E. J. T., Schiller, C. L., Hill, T. C. J., Huffman, J. A., DeMott, P. J., and Bertram, A. K.: The micro-orifice uniform deposit impactordroplet freezing technique (MOUDI-DFT) for measuring concentrations of ice nucleating particles as a function of size: improvements and initial validation, Atmos. Meas. Tech., 8, 2449-2462, doi:10.5194/amt-8-2449-2015, 2015.
102. McCluskey, C. S., DeMott, P. J., Prenni, A. J., Levin, E. J. T., McMeeking, G. R., Sullivan, A. P., Hill, T. C. J., Nakao, S., Carrico, C. M., and Kreidenweis, S. M.: Characteristics of atmospheric ice nucleating particles associated with biomass burning in the US: Prescribed burns and wildfires, J. Geophys. Res.-Atmos., 119, 10458-10470, doi:10.1002/2014JD021980, 2014.
103. McKendry, I. G., Christensen, E., Schiller, C. L., Vingarzan, R., Macdonald, A. M., and Li, Y.: Low Ozone Episodes at Amphitrite Point Marine Boundary Layer Observatory, British Columbia, Canada, Atmosphere-Ocean, 52, 271-280, doi:10.1080/07055900.2014.910164, 2014.
104. Meyers, M. P., DeMott, P. J., and Cotton, W. R.: New primary icenucleation parameterizations in an explicit cloud model, J. Appl. Meteorol., 31, 708-721, 1992.
105. Möhler, O., Büttner, S., Linke, C., Schnaiter, M., Saathoff, H., Stetzer, O., Wagner, R., Krämer, M., Mangold, A., Ebert, V., and Schurath, U.: Effect of sulfuric acid coating on heterogeneous ice nucleation by soot aerosol particles, J. Geophys. Res., 110, D11210, doi:10.1029/2004JD005169, 2005.
106. Möhler, O., Field, P. R., Connolly, P., Benz, S., Saathoff, H., Schnaiter, M., Wagner, R., Cotton, R., Krämer, M., Mangold, A., and Heymsfield, A. J.: Efficiency of the deposition mode ice nucleation on mineral dust particles, Atmos. Chem. Phys., 6, 3007-3021, doi:10.5194/acp-6-3007-2006, 2006.
107. Möhler, O., DeMott, P. J., Vali, G., and Levin, Z.: Microbiology and atmospheric processes: the role of biological particles in cloud physics, Biogeosciences, 4, 1059-1071, doi:10.5194/bg-4-1059-2007, 2007.
108. Monahan, E. C. and Muircheartaigh, I. Ó.: Optimal power-law description of oceanic whitecap coverage dependence on wind speed, J. Phys. Oceanogr., 10, 2094-2099, 1980.
109. Morris, C. E., Sands, D. C., Vinatzer, B. A., Glaux, C., Guilbaud, C., Buffière, A., Yan, S., Dominguez, H., and Thompson, B. M.: The life history of the plant pathogen Pseudomonas syringae is linked to the water cycle, ISME J., 2, 321-334, doi:10.1038/ismej.2007.113, 2008.
110. Morris, C. E., Sands, D. C., Glaux, C., Samsatly, J., Asaad, S., Moukahel, A. R., Gonçalves, F. L. T., and Bigg, E. K.: Urediospores of rust fungi are ice nucleation active at >-10 °C and harbor ice nucleation active bacteria, Atmos. Chem. Phys., 13, 4223-4233, doi:10.5194/acp-13-4223-2013, 2013.
111. Murray, B. J., Broadley, S. L., Wilson, T. W., Atkinson, J. D., and Wills, R. H.: Heterogeneous freezing of water droplets containing kaolinite particles, Atmos. Chem. Phys., 11, 4191-4207, doi:10.5194/acp-11-4191-2011, 2011.
112. Murray, B. J., O'Sullivan, D., Atkinson, J. D., and Webb, M. E.: Ice nucleation by particles immersed in supercooled cloud droplets, Chem. Soc. Rev., 41, 6519-6554, doi:10.1039/c2cs35200a, 2012.
113. National Data Buoy Center: National Oceanic and Atmospheric Administration, http://www.ndbc.noaa.gov/station-page. php?station=46206 (last access: 9 December 2014), 2013.
114. Niedermeier, D., Hartmann, S., Shaw, R. A., Covert, D., Mentel, T. F., Schneider, J., Poulain, L., Reitz, P., Spindler, C., Clauss, T., Kiselev, A., Hallbauer, E., Wex, H., Mildenberger, K., and Stratmann, F.: Heterogeneous freezing of droplets with immersed mineral dust particles-measurements and parameterization, Atmos. Chem. Phys., 10, 3601-3614, doi:10.5194/acp-10-3601-2010, 2010.
115. O'Dowd, C. D. and de Leeuw, G.: Marine aerosol production: a review of the current knowledge, Philos. Trans. R. Soc. A, 365, 1753-1774, doi:10.1098/rsta.2007.2043, 2007.
116. O'Sullivan, D., Murray, B. J., Malkin, T. L., Whale, T. F., Umo, N. S., Atkinson, J. D., Price, H. C., Baustian, K. J., Browse, J., and Webb, M. E.: Ice nucleation by fertile soil dusts: relative importance of mineral and biogenic components, Atmos. Chem. Phys., 14, 1853-1867, doi:10.5194/acp-14-1853-2014, 2014.
117. O'Sullivan, D., Murray, B. J., Ross, J. F., Whale, T. F., Price, H. C., Atkinson, J. D., Umo, N. S., and Webb, M. E.: The relevance of nanoscale biological fragments for ice nucleation in clouds, Sci. Rep., 5, 8082, doi:10.1038/srep08082, 2015.
118. Pan, Y.-L., Holler, S., Chang, R. K., Hill, S. C., Pinnick, R. G., Niles, S., Bottiger, J. R., and Bronk, B. V: Real-time detection and characterization of individual flowing airborne biological particles: fluorescence spectra and elastic scattering measurements, P. Soc. Photo-Opt. Ins., 3855, 117-125, doi:10.1117/12.371270, 1999.
119. Parker, L. V, Sullivan, C. W., Forest, T. W., and Ackley, S. F.: Ice nucleation activity of antarctic marine microorganisms, Antarct. J. USA, 20, 126-127, 1985.
120. Penner, J. E., Chen, Y., Wang, M., and Liu, X.: Possible influence of anthropogenic aerosols on cirrus clouds and anthropogenic forcing, Atmos. Chem. Phys., 9, 879-896, doi:10.5194/acp-9-879-2009, 2009.
121. Petters, M. D., Parsons, M. T., Prenni, A. J., Demott, P. J., Kreidenweis, S. M., Carrico, C. M., Sullivan, A. P., McMeeking, G. R., Levin, E., Wold, C. E., Collett Jr., J. L., and Moosmüller, H.: Ice nuclei emissions from biomass burning, J. Geophys. Res., 114, D07209, doi:10.1029/2008JD011532, 2009.
122. Petzold, A. and Schönlinner, M.: Multi-angle absorption photometry-a new method for the measurement of aerosol light absorption and atmospheric black carbon, J. Aerosol Sci., 35, 421-441, doi:10.1016/j.jaerosci.2003.09.005, 2004.
123. Petzold, A., Kramer, H., and Schönlinner, M.: Continuous Measurement of Atmospheric Black Carbon Using a Multi-angle Absorption Photometer, Environ. Sci. Pollut. Res., 4, 78-82, 2002.
124. Petzold, A., Schloesser, H., Sheridan, P. J., Arnott, W. P., Ogren, J. A., and Virkkula, A.: Evaluation of Multiangle Absorption Photometry for Measuring Aerosol Light Absorption, Aerosol Sci. Technol., 39, 40-51, doi:10.1080/027868290901945, 2005.
125. Petzold, A., Ogren, J. A., Fiebig, M., Laj, P., Li, S.-M., Baltensperger, U., Holzer-Popp, T., Kinne, S., Pappalardo, G., Sugimoto, N., Wehrli, C., Wiedensohler, A., and Zhang, X.-Y.: Recommendations for reporting "black carbon" measurements, Atmos. Chem. Phys., 13, 8365-8379, doi:10.5194/acp-13-8365-2013, 2013.
126. Phillips, V. T. J., Andronache, C., Christner, B., Morris, C. E., Sands, D. C., Bansemer, A., Lauer, A., McNaughton, C., and Seman, C.: Potential impacts from biological aerosols on ensembles of continental clouds simulated numerically, Biogeosciences, 6, 987-1014, doi:10.5194/bg-6-987-2009, 2009.
127. Phinney, L., Leaitch, W. R., Lohmann, U., Boudries, H., Worsnop, D. R., Jayne, J. T., Toom-Sauntry, D., Wadleigh, M., Sharma, S., and Shantz, N.: Characterization of the aerosol over the subarctic north east Pacific Ocean, Deep-Sea Res. Pt. II, 53, 2410-2433, doi:10.1016/j.dsr2.2006.05.044, 2006.
128. Pöhlker, C., Huffman, J. A., and Pöschl, U.: Autofluorescence of atmospheric bioaerosols-fluorescent biomolecules and potential interferences, Atmos. Meas. Tech., 5, 37-71, doi:10.5194/amt-5-37-2012, 2012.
129. Pouleur, S., Richard, C., Martin, J.-G., and Antoun, H.: Ice Nucleation Activity in Fusarium acuminatum and Fusarium avenaceum, Appl. Environ. Microbiol., 58, 2960-2964, 1992.
130. Prather, K. A., Bertram, T. H., Grassian, V. H., Deane, G. B., Stokes, M. D., DeMott, P. J., Aluwihare, L. I., Palenik, B. P., Azam, F., Seinfeld, J. H., Moffet, R. C., Molina, M. J., Cappa, C. D., Geiger, F. M., Roberts, G. C., Russell, L. M., Ault, A. P., Baltrusaitis, J., Collins, D. B., Corrigan, C. E., Cuadra-Rodriguez, L. A., Ebben, C. J., Forestieri, S. D., Guasco, T. L., Hersey, S. P., Kim, M. J., Lambert, W. F., Modini, R. L., Mui, W., Pedler, B. E., Ruppel, M. J., Ryder, O. S., Schoepp, N. G., Sullivan, R. C., and Zhao, D.: Bringing the ocean into the laboratory to probe the chemical complexity of sea spray aerosol, P. Natl. Acad. Sci. USA, 110, 7550-7555, doi:10.1073/pnas.1300262110, 2013.
131. Pratt, K. A., DeMott, P. J., French, J. R., Wang, Z., Westphal, D. L., Heymsfield, A. J., Twohy, C. H., Prenni, A. J., and Prather, K. A.: In situ detection of biological particles in cloud ice-crystals, Nat. Geosci., 2, 398-401, doi:10.1038/ngeo521, 2009.
132. Prenni, A. J., Petters, M. D., Kreidenweis, S. M., Heald, C. L., Martin, S. T., Artaxo, P., Garland, R. M., Wollny, A. G., and Pöschl, U.: Relative roles of biogenic emissions and Saharan dust as ice nuclei in the Amazon basin, Nat. Geosci., 2, 402-405, doi:10.1038/ngeo517, 2009.
133. Prenni, A. J., Tobo, Y., Garcia, E., DeMott, P. J., Huffman, J. A., McCluskey, C. S., Kreidenweis, S. M., Prenni, J. E., Pöhlker, C. and Pöschl, U.: The impact of rain on ice nuclei populations at a forested site in Colorado, Geophys. Res. Lett., 40, 227-231, doi:10.1029/2012GL053953, 2013.
134. Pummer, B. G., Bauer, H., Bernardi, J., Bleicher, S., and Grothe, H.: Suspendable macromolecules are responsible for ice nucleation activity of birch and conifer pollen, Atmos. Chem. Phys., 12, 2541-2550, doi:10.5194/acp-12-2541-2012, 2012.
135. Ribalet, F., Marchetti, A., Hubbard, K. A., Brown, K., Durkin, C. A., Morales, R., Robert, M., Swalwell, J. E., Tortell, P. D. and Armbrust, E. V.: Unveiling a phytoplankton hotspot at a narrow boundary between coastal and offshore waters, P. Natl. Acad. Sci. USA, 107, 16571-16576, doi:10.1073/pnas.1005638107, 2010.
136. Richard, C., Martin, J.-G., and Pouleur, S.: Ice nucleation activity identified in some phytopathogenic Fusarium species, Phytoprotection, 77, 83-92, doi:10.7202/706104ar, 1996.
137. Richardson, M. S., DeMott, P. J., Kreidenweis, S. M., Cziczo, D. J., Dunlea, E. J., Jimenez, J. L., Thomson, D. S., Ashbaugh, L. L., Borys, R. D., Westphal, D. L., Casuccio, G. S., and Lersch, T. L.: Measurements of heterogeneous ice nuclei in the western United States in springtime and their relation to aerosol characteristics, J. Geophys. Res., 112, D02209, doi:10.1029/2006JD007500, 2007.
138. Rogers, D. C., DeMott, P. J., Kreidenweis, S. M., and Chen, Y.: Measurements of ice nucleating aerosols during SUCCESS, Geophys. Res. Lett., 25, 1383-1386, doi:10.1029/97GL03478, 1998.
139. Saltzman, E. S., Savoie, D. L., Prospero, J. M., and Zika, R. G.: Methanesulfonic acid and non-sea-salt sulfate in Pacific air: Regional and seasonal variations, J. Atmos. Chem., 4, 227-240, doi:10.1007/BF00052002, 1986.
140. Savoie, D. L., Prospero, J. M., Arimoto, R., and Duce, R. A.: Nonsea-salt sulfate and methanesulfonate at American Samoa, J. Geophys. Res., 99, 3587-3596, doi:10.1029/93JD03337, 1994.
141. Schnell, R. C.: Ice nuclei produced by laboratory cultured marine phytoplankton, Geophys. Res. Lett., 2, 500-502, doi:10.1029/GL002i011p00500, 1975.
142. Schnell, R. C.: Ice Nuclei in Seawater, Fog Water and Marine Air off the Coast of Nova Scotia: Summer 1975, J. Atmos. Sci., 34, 1299-1305, 1977.
143. Schnell, R. C. and Vali, G.: Freezing nuclei in marine waters, Tellus, 27, 321-323, doi:10.1111/j.2153-3490.1975.tb01682.x, 1975.
144. Schroder, J. C., Hanna, S. J., Modini, R. L., Corrigan, A. L., Kreidenwies, S. M., Macdonald, A. M., Noone, K. J., Russell, L. M., Leaitch, W. R., and Bertram, A. K.: Size-resolved observations of refractory black carbon particles in cloud droplets at a marine boundary layer site, Atmos. Chem. Phys., 15, 1367-1383, doi:10.5194/acp-15-1367-2015, 2015.
145. Schwarz, J. P., Gao, R. S., Spackman, J. R., Watts, L. A., Thomson, D. S., Fahey, D. W., Ryerson, T. B., Peischl, J., Holloway, J. S., Trainer, M., Frost, G. J., Baynard, T., Lack, D. A., de Gouw, J. A., Warneke, C., and Del Negro, L. A.: Measurement of the mixing state, mass, and optical size of individual black carbon particles in urban and biomass burning emissions, Geophys. Res. Lett., 35, L13810, doi:10.1029/2008GL033968, 2008.
146. Schwarz, J. P., Gao, R. S., Perring, A. E., Spackman, J. R., and Fahey, D. W.: Black carbon aerosol size in snow, Sci. Rep., 3, 1356, doi:10.1038/srep01356, 2013.
147. Sesartic, A., Lohmann, U., and Storelvmo, T.: Modelling the impact of fungal spore ice nuclei on clouds and precipitation, Environ. Res. Lett., 8, 014029, doi:10.1088/1748-9326/8/1/014029, 2013.
148. Sivaprakasam, V., Huston, A., Scotto, C., and Eversole, J.: Multiple UV wavelength excitation and fluorescence of bioaerosols, Opt. Express, 12, 4457-4466, doi:10.1364/OPEX.12.004457, 2004.
149. Sorooshian, A., Padró, L. T., Nenes, A., Feingold, G., McComiskey, A., Hersey, S. P., Gates, H., Jonsson, H. H., Miller, S. D., Stephens, G. L., Flagan, R. C., and Seinfeld, J. H.: On the link between ocean biota emissions, aerosol, and maritime clouds: Airborne, ground, and satellite measurements off the coast of California, Global Biogeochem. Cy., 23, GB4007, doi:10.1029/2009GB003464, 2009.
150. Spracklen, D. V. and Heald, C. L.: The contribution of fungal spores and bacteria to regional and global aerosol number and ice nucleation immersion freezing rates, Atmos. Chem. Phys., 14, 9051-9059, doi:10.5194/acp-14-9051-2014, 2014.
151. Statistics Canada: Catalogue no. 98-316-XWE, available at: http://www12.statcan.gc.ca/census-recensement/2011/dp-pd/prof/index.cfm?Lang=E (last access: 4 November 2014), Ottawa, 2012.
152. Storelvmo, T., Hoose, C., and Eriksson, P.: Global modeling of mixed-phase clouds: The albedo and lifetime effects of aerosols, J. Geophys. Res., 116, D05207, doi:10.1029/2010JD014724, 2011.
153. Sun, J., Ariya, P. A., Leighton, H. G., and Yau, M. K.: Modeling Study of Ice Formation in Warm-Based Precipitating Shallow Cumulus Clouds, J. Atmos. Sci., 69, 3315-3335, doi:10.1175/JAS-D-11-0344.1, 2012.
154. Szyrmer, W. and Zawadzki, I.: Biogenic and anthropogenic sources of ice-forming nuclei: A review, B. Am. Meteorol. Soc., 78, 209-228, 1997.
155. Tobo, Y., Prenni, A. J., DeMott, P. J., Huffman, J. A., McCluskey, C. S., Tian, G., Pöhlker, C., Pöschl, U., and Kreidenweis, S. M.: Biological aerosol particles as a key determinant of ice nuclei populations in a forest ecosystem, J. Geophys. Res.-Atmos., 118, 10100-10110, doi:10.1002/jgrd.50801, 2013.
156. Tobo, Y., DeMott, P. J., Hill, T. C. J., Prenni, A. J., Swoboda-Colberg, N. G., Franc, G. D., and Kreidenweis, S. M.: Organic matter matters for ice nuclei of agricultural soil origin, Atmos. Chem. Phys., 14, 8521-8531, doi:10.5194/acp-14-8521-2014, 2014.
157. Tsumuki, H., Konno, H., Maeda, T., and Okamoto, Y.: An icenucleating active fungus isolated from the gut of the rice stem borer, Chilo suppressalis Walker (Lepidoptera: Pyralidae), J. Insect Physiol., 38, 119-125, doi:10.1016/0022-1910(92)90040-K, 1992.
158. Twohy, C. H., DeMott, P. J., Pratt, K. A., Subramanian, R., Kok, G. L., Murphy, S. M., Lersch, T., Heymsfield, A. J., Wang, Z., Prather, K. A., and Seinfeld, J. H.: Relationships of Biomass-Burning Aerosols to Ice in Orographic Wave Clouds, J. Atmos. Sci., 67, 2437-2450, doi:10.1175/2010JAS3310.1, 2010.
159. United States Environmental Protection Agency: Air Emission Sources, http://www.epa.gov/air/emissions/index.htm (last access: 7 April 2015), 2014.
160. Vali, G.: Quantitative Evaluation of Experimental Results on the Heterogeneous Freezing Nucleation of Supercooled Liquids, J. Atmos. Sci., 28, 402-409, 1971.
161. Vali, G.: Nucleation Terminology, J. Aerosol Sci., 16, 575-576, doi:10.1016/0021-8502(85)90009-6, 1985.
162. Vali, G., DeMott, P. J., Möhler, O., and Whale, T. F.: Technical Note: A proposal for ice nucleation terminology, Atmos. Chem. Phys., 15, 10263-10270, doi:10.5194/acp-15-10263-2015, 2015.
163. von Blohn, N., Mitra, S. K., Diehl, K., and Borrmann, S.: The ice nucleating ability of pollen: Part III. New laboratory studies in immersion and contact freezing modes including more pollen types, Atmos. Res., 78, 182-189, doi:10.1016/j.atmosres.2005.03.008, 2005.
164. Webster, J. and Weber, R. W. S.: Introduction to Fungi, Third Edition, Cambridge University Press, New York, NY, USA, 2007.
165. Welti, A., Lüönd, F., Kanji, Z. A., Stetzer, O., and Lohmann, U.: Time dependence of immersion freezing: an experimental study on size selected kaolinite particles, Atmos. Chem. Phys., 12, 9893-9907, doi:10.5194/acp-12-9893-2012, 2012.
166. Wheeler, M. J. and Bertram, A. K.: Deposition nucleation on mineral dust particles: a case against classical nucleation theory with the assumption of a single contact angle, Atmos. Chem. Phys., 12, 1189-1201, doi:10.5194/acp-12-1189-2012, 2012.
167. Wheeler, M. J., Mason, R. H., Steunenberg, K., Wagstaff, M., Chou, C., and Bertram, A. K.: Immersion Freezing of Supermicron Mineral Dust Particles: Freezing Results, Testing Different Schemes for Describing Ice Nucleation, and Ice Nucleation Active Site Densities, J. Phys. Chem. A, 119, 4358-4372, doi:10.1021/jp507875q, 2015.
168. Whitney, F. A., Crawford, W. R., and Harrison, P. J.: Physical processes that enhance nutrient transport and primary productivity in the coastal and open ocean of the subarctic NE Pacific, Deep-Sea Res. Pt. II, 52, 681-706, doi:10.1016/j.dsr2.2004.12.023, 2005.
169. Wilson, T.W., Ladino, L. A., Alpert, P. A., Breckels, M. N., Brooks, I. M., Browse, J., Burrows, S. M., Carslaw, K. S., Huffman, J. A., Judd, C., Kilthau, W. P., Mason, R. H., McFiggans, G., Miller, L. A., Nájera, J. J., Polishchuk, E., Rae, S., Schiller, C. L., Si, M., Vergara Temprado, J., Whale, T. F., Wong, J. P. S., Wurl, O., Yakobi-Hancock, J. D., Abbatt, J. P. D., Aller, J. Y., Bertram, A. K., Knopf, D. A., and Murray, B. J.: A marine biogenic source of atmospheric ice nucleating particles, Nature, 525, 234-238, doi:10.1038/nature14986, 2015.
170. Wright, T. P. and Petters, M. D.: The role of time in heterogeneous freezing nucleation, J. Geophys. Res.-Atmos., 118, 3731-3743, doi:10.1002/jgrd.50365, 2013.
171. Wright, T. P., Petters, M. D., Hader, J. D., Morton, T., and Holder, A. L.: Minimal cooling rate dependence of ice nuclei activity in the immersion mode, J. Geophys. Res.-Atmos., 118, 10535-10543, doi:10.1002/jgrd.50810, 2013.
172. Yakobi-Hancock, J. D., Ladino, L. A., and Abbatt, J. P. D.: Feldspar minerals as efficient deposition ice nuclei, Atmos. Chem. Phys., 13, 11175-11185, doi::10.5194/acp-13-11175-2013, 2013.
173. Yakobi-Hancock, J. D., Ladino, L. A., Bertram, A. K., Huffman, J. A., Jones, K., Leaitch, W. R., Mason, R. H., Schiller, C. L., Toom-Sauntry, D., Wong, J. P. S., and Abbatt, J. P. D.: CCN activity of size-selected aerosol at a Pacific coastal location, Atmos. Chem. Phys., 14, 12307-12317, doi:10.5194/acp-14-12307-2014, 2014.
174. Yang, M., Howell, S. G., Zhuang, J., and Huebert, B. J.: Attribution of aerosol light absorption to black carbon, brown carbon, and dust in China-interpretations of atmospheric measurements during EAST-AIRE, Atmos. Chem. Phys., 9, 2035-2050, doi:10.5194/acp-9-2035-2009, 2009.
175. Yun, Y. and Penner, J. E.: An evaluation of the potential radiative forcing and climatic impact of marine organic aerosols as heterogeneous ice nuclei, Geophys. Res. Lett., 40, 4121-4126, doi:10.1002/grl.50794, 2013.
176. Zimmermann, F., Weinbruch, S., Schütz, L., Hofmann, H., Ebert, M., Kandler, K., and Worringen, A.: Ice nucleation properties of the most abundant mineral dust phases, J. Geophys. Res., 113, D23204, doi:10.1029/2008JD010655, 2008.