Search Results - "KYRÖ, E"

A method for evaluating bias in global measurements of CO2 total columns from space by Wunch, D, Wennberg, P O, Toon, G C, Connor, B J, Fisher, B, Osterman, G B, Frankenberg, C, Mandrake, L, O'Dell, C, Ahonen, P, Biraud, S C, Castano, R, Cressie, N, Crisp, D, Deutscher, N M, Elder ing, A, Fisher, M L, Griffith, D W. T, Gunson, M, Heikkinen, P, Keppel-Aleks, G, Kyrö, E, Lindenmaier, R, Macatangay, R, Mendonca, J, Messerschmidt, J, Miller, C E, Morino, I, Notholt, J, Oyafuso, F A, Rettinger, M, Robinson, J, Roehl, C M, Salawitch, R J, Sherlock, V, Strong, K, Sussmann, R, Tanaka, T, Thompson, D R, Uchino, O, Warneke, T, Wofsy, S C

“…We describe a method of evaluating systematic errors in measurements of total column dry-air mole fractions of CO2 (XCO2 ) from space, and we illustrate the…”
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Trends in new particle formation in eastern Lapland, Finland: effect of decreasing sulfur emissions from Kola Peninsula by Kyrö, E.-M, Väänänen, R, Kerminen, V.-M, Virkkula, A, Petäjä, T, Asmi, A, Dal Maso, M, Nieminen, T, Juhola, S, Shcherbinin, A, Riipinen, I, Lehtipalo, K, Keronen, P, Aalto, P. P, Hari, P, Kulmala, M

“…The smelter industry in Kola Peninsula is the largest source of anthropogenic SO2 in the Arctic part of Europe and one of the largest within the Arctic domain…”
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Improvement of the retrieval algorithm for GOSAT SWIR XCO2 and XCH4 and their validation using TCCON data by Yoshida, Y, Kikuchi, N, Morino, I, Uchino, O, Oshchepkov, S, Bril, A, Saeki, T, Schutgens, N, Toon, G C, Wunch, D, Roehl, C M, Wennberg, P O, Griffith, D W. T, Deutscher, N M, Warneke, T, Notholt, J, Robinson, J, Sherlock, V, Connor, B, Rettinger, M, Sussmann, R, Ahonen, P, Heikkinen, P, Kyrö, E, Mendonca, J, Strong, K, Hase, F, Dohe, S, Yokota, T

“…The column-averaged dry-air mole fractions of carbon dioxide and methane (XCO2 and XCH4 ) have been retrieved from Greenhouse gases Observing SATellite (GOSAT)…”
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Analysis of particle size distribution changes between three measurement sites in northern Scandinavia by Väänänen, R, Kyrö, E.-M, Nieminen, T, Kivekäs, N, Junninen, H, Virkkula, A, Dal Maso, M, Lihavainen, H, Viisanen, Y, Svenningsson, B, Holst, T, Arneth, A, Aalto, P. P, Kulmala, M, Kerminen, V.-M

“…We investigated atmospheric aerosol particle dynamics in a boreal forest zone in northern Scandinavia. We used aerosol number size distribution data measured…”
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Ozone trends at northern mid-and high latitudes : a European perspective by HARRIS, N. R. P, KYRÖ, E, JRRAR, A, KARPETCHKO, A, KIVI, R, KNUDSEN, B, KRIZAN, P, LASTOVICKA, J, MAEDER, J, ORSOLINI, Y, PYLE, J. A, REX, M, STAEHELIN, J, VANICEK, K, WEBER, M, WOHLTMANN, I, ZANIS, P, ZEREFOS, C, BRUNNER, D, ANDERSEN, S.-B, GODIN-BEEKMANN, S, DHOMSE, S, HADJINICOLAOU, P, HANSEN, G, ISAKSEN, I

“…The EU CANDIDOZ project investigated the chemical and dynamical influences on decadal ozone trends focusing on the Northern Hemisphere. High quality long-term…”
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Arctic winter 2005: Implications for stratospheric ozone loss and climate change by Rex, M., Salawitch, R. J., Deckelmann, H., von der Gathen, P., Harris, N. R. P., Chipperfield, M. P., Naujokat, B., Reimer, E., Allaart, M., Andersen, S. B., Bevilacqua, R., Braathen, G. O., Claude, H., Davies, J., De Backer, H., Dier, H., Dorokhov, V., Fast, H., Gerding, M., Godin-Beekmann, S., Hoppel, K., Johnson, B., Kyrö, E., Litynska, Z., Moore, D., Nakane, H., Parrondo, M. C., Risley Jr, A. D., Skrivankova, P., Stübi, R., Viatte, P., Yushkov, V., Zerefos, C.

“…The Arctic polar vortex exhibited widespread regions of low temperatures during the winter of 2005, resulting in significant ozone depletion by chlorine and…”
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Technical Note: Latitude-time variations of atmospheric column-average dry air mole fractions of CO2, CH4 and N2O by Saito, R, Patra, P K, Deutscher, N, Wunch, D, Ishijima, K, Sherlock, V, Blumenstock, T, Dohe, S, Griffith, D, Hase, F, Heikkinen, P, Kyrö, E, Macatangay, R, Mendonca, J, Messerschmidt, J, Morino, I, Notholt, J, Rettinger, M, Strong, K, Sussmann, R, Warneke, T

“…We present a comparison of an atmospheric general circulation model (AGCM)-based chemistry-transport model (ACTM) simulation with total column measurements of…”
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Validation of Aura Microwave Limb Sounder water vapor by balloon-borne Cryogenic Frost point Hygrometer measurements by Vömel, H., Barnes, J. E., Forno, R. N., Fujiwara, M., Hasebe, F., Iwasaki, S., Kivi, R., Komala, N., Kyrö, E., Leblanc, T., Morel, B., Ogino, S.-Y., Read, W. G., Ryan, S. C., Saraspriya, S., Selkirk, H., Shiotani, M., Valverde Canossa, J., Whiteman, D. N.

“…Here we present extensive observations of stratospheric and upper tropospheric water vapor using the balloon‐borne Cryogenic Frost point Hygrometer (CFH) in…”
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Comparison of satellite-derived UV irradiances with ground-based measurements at four European stations by Kazantzidis, A., Bais, A. F., Gröbner, J., Herman, J. R., Kazadzis, S., Krotkov, N., Kyrö, E., den Outer, P. N., Garane, K., Görts, P., Lakkala, K., Meleti, C., Slaper, H., Tax, R. B., Turunen, T., Zerefos, C. S.

“…Satellite‐derived ultraviolet (UV) irradiances may form the basis for establishing a global UV climatology, provided that their accuracy is confirmed against…”
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Ozonesonde observations in the Arctic during 1989–2003: Ozone variability and trends in the lower stratosphere and free troposphere by Kivi, R., Kyrö, E., Turunen, T., Harris, N. R. P., von der Gathen, P., Rex, M., Andersen, S. B., Wohltmann, I.

“…We have studied the interannual and longer‐term variations in ozone profiles over the Arctic from 1989 to 2003 using ozonesonde observations from seven…”
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Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements by Sica, R. J., Izawa, M. R. M., Walker, K. A., Boone, C., Petelina, S. V., Argall, P. S., Bernath, P., Burns, G. B., Catoire, V., Collins, R. L., Daffer, W. H., De Clercq, C., Fan, Z. Y., Firanski, B. J., French, W. J. R., Gerard, P., Gerding, M., Granville, J., Innis, J. L., Keckhut, P., Kerzenmacher, T., Klekociuk, A. R., Kyrö, E., Lambert, J. C., Llewellyn, E. J., Manney, G. L., McDermid, I. S., Mizutani, K., Murayama, Y., Piccolo, C., Raspollini, P., Ridolfi, M., Robert, C., Steinbrecht, W., Strawbridge, K. B., Strong, K., Stübi, R., Thurairajah, B.

“…An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric…”
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Estimates of global dew collection potential on artificial surfaces by Vuollekoski, H, Vogt, M, Sinclair, V. A, Duplissy, J, Järvinen, H, Kyrö, E.-M, Makkonen, R, Petäjä, T, Prisle, N. L, Räisänen, P, Sipilä, M, Ylhäisi, J, Kulmala, M

“…The global potential for collecting usable water from dew on an artificial collector sheet was investigated by utilizing 34 years of meteorological reanalysis…”
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Validation of POAM III ozone: Comparisons with ozonesonde and satellite data by Randall, C. E., Rusch, D. W., Bevilacqua, R. M., Hoppel, K. W., Lumpe, J. D., Shettle, E., Thompson, E., Deaver, L., Zawodny, J., Kyrö, E., Johnson, B., Kelder, H., Dorokhov, V. M., König-Langlo, G., Gil, M.

“…This paper describes the validation of ozone profiles from the Polar Ozone and Aerosol Measurement (POAM) III instrument. POAM III O3 is measured with 1‐km…”
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Large chemical ozone loss in 2004/2005 Arctic winter/spring by Feng, W., Chipperfield, M. P., Davies, S., von der Gathen, P., Kyrö, E., Volk, C. M., Ulanovsky, A., Belyaev, G.

“…We have used a three‐dimensional chemical transport model to quantify Arctic ozone loss in 2004/2005 and compare it to other winters through 2006. Relative to…”
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Antarctic new particle formation from continental biogenic precursors by Kyrö, E.-M, Kerminen, V.-M, Virkkula, A, Dal Maso, M, Parshintsev, J, Ruíz-Jimenez, J, Forsström, L, Manninen, H. E, Riekkola, M.-L, Heinonen, P, Kulmala, M

“…Over Antarctica, aerosol particles originate almost entirely from marine areas, with minor contribution from long-range transported dust or anthropogenic…”
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Technical Note: Latitude-time variations of atmospheric column-average dry air mole fractions of CO 2 , CH 4 and N 2 O by Saito, R., Patra, P. K., Deutscher, N., Wunch, D., Ishijima, K., Sherlock, V., Blumenstock, T., Dohe, S., Griffith, D., Hase, F., Heikkinen, P., Kyrö, E., Macatangay, R., Mendonca, J., Messerschmidt, J., Morino, I., Notholt, J., Rettinger, M., Strong, K., Sussmann, R., Warneke, T.

“…We present a comparison of an atmospheric general circulation model (AGCM)-based chemistry-transport model (ACTM) simulation with total column measurements of…”
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Ozone profiles in the high-latitude stratosphere and lower mesosphere measured by the Improved Limb Atmospheric Spectrometer (ILAS)-II: Comparison with other satellite sensors and ozonesondes by Sugita, T., Nakajima, H., Yokota, T., Kanzawa, H., Gernandt, H., Herber, A., von der Gathen, P., König-Langlo, G., Sato, K., Dorokhov, V., Yushkov, V. A., Murayama, Y., Yamamori, M., Godin-Beekmann, S., Goutail, F., Roscoe, H. K., Deshler, T., Yela, M., Taalas, P., Kyrö, E., Oltmans, S. J., Johnson, B. J., Allaart, M., Litynska, Z., Klekociuk, A., Andersen, S. B., Braathen, G. O., De Backer, H., Randall, C. E., Bevilacqua, R. M., Taha, G., Thomason, L. W., Irie, H., Ejiri, M. K., Saitoh, N., Tanaka, T., Terao, Y., Kobayashi, H., Sasano, Y.

“…A solar occultation sensor, the Improved Limb Atmospheric Spectrometer (ILAS)‐II, measured 5890 vertical profiles of ozone concentrations in the stratosphere…”
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In situ measurements of stratospheric ozone depletion rates in the Arctic winter 1991/1992: A Lagrangian approach by Rex, M., Gathen, P., Harris, N. R. P., Lucic, D., Knudsen, B. M., Braathen, G. O., Reid, S. J., De Backer, H., Claude, H., Fabian, R., Fast, H., Gil, M., Kyrö, E., Mikkelsen, I. S., Rummukainen, M., Smit, H. G., Stähelin, J., Varotsos, C., Zaitcev, I.

“…A Lagrangian approach has been used to assess the degree of chemically induced ozone loss in the Arctic lower stratosphere in winter 1991/1992. Trajectory…”
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NDACC/SAOZ UV-visible total ozone measurements: improved retrieval and comparison with correlative ground-based and satellite observations by Hendrick, F., Pommereau, J.-P., Goutail, F., Evans, R. D., Ionov, D., Pazmino, A., Kyrö, E., Held, G., Eriksen, P., Dorokhov, V., Gil, M., Van Roozendael, M.

“…Accurate long-term monitoring of total ozone is one of the most important requirements for identifying possible natural or anthropogenic changes in the…”
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Chemical ozone loss in the Arctic winter 2002/2003 determined with Match by Streibel, M., Rex, M., von der Gathen, P., Lehmann, R., Harris, N. R. P., Braathen, G. O., Reimer, E., Deckelmann, H., Chipperfield, M., Millard, G., Allaart, M., Andersen, S. B., Claude, H., Davies, J., De Backer, H., Dier, H., Dorokov, V., Fast, H., Gerding, M., Kyrö, E., Litynska, Z., Moore, D., Moran, E., Nagai, T., Nakane, H., Parrondo, C., Skrivankova, P., Stübi, R., Vaughan, G., Viatte, P., Yushkov, V.

“…The Match technique was used to determine chemically induced ozone loss inside the stratospheric vortex during the Arctic winter 2002/2003. From end of…”
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