Karl Espen Yttri

Trends in Air Pollution in Europe, 2000–2019

Aas, Wenche; Fagerli, Hilde; Alastuey, Andres; Cavalli, Fabrizia; Degorska, Anna; Feigenspan, Stefan; Brenna, Hans; Gliss, Jonas; Heinesen, Daniel; Hueglin, Christoph; Holubová, Adela; Jaffrezo, Jean-Luc; Mortier, Augustin; Murovec, Marijana; Putaud, Jean-Philippe; Rüdige, Julian; Simpson, David; Solberg, Sverre; Tsyro, Svetlana; Tørseth, Kjetil; Yttri, Karl Espen

Trends in air pollution in Europe, 2000-2019

Aas, Wenche; Fagerli, Hilde; Simpson, David; Solberg, Sverre; Tsyro, Svetlana; Yttri, Karl Espen

Microplastic to be measured at EMEP sites in the frame of MAGIC project

Evangeliou, Nikolaos; Yttri, Karl Espen; Herzke, Dorte; Cassiani, Massimo; Eckhardt, Sabine; Kylling, Arve; Wisthaler, Armin; Stohl, Andreas; Tichy, Ondrej; Revell, Laura E.

Impact of 2020 COVID-19 lockdowns on particulate air pollution across Europe

Putaud, Jean-Philippe; Pisoni, Enrico; Mangold, Alexander; Hueglin, Christoph; Sciare, Jean; Pikridas, Michael; Savvides, Chrysantos; Ondráček, Jakub; Mbengue, Saliou; Wiedensohler, Alfred; Weinhold, Kay; Merkel, Maik; Poulain, Laurent; van Pinxteren, Dominik; Herrmann, Hartmut; Massling, Andreas; Nordstroem, Claus; Alastuey, Andres; Reche, Cristina; Perez, Noemi; Castillo, Sonia; Sorribas, Mar; Adame, Jose A.; Petäjä, Tuukka; Lehtipalo, Katrianne; Niemi, Jarkko; Riffault, Véronique; De Brito, Joel F.; Colette, Augustin; Favez, Olivier; Petit, Jean-Eudes; Gros, Valérie; Gini, Maria; Vratolis, Stergios; Eleftheriadis, Konstantinos; Diapouli, Evangelia; van der Gon, Hugo Denier; Yttri, Karl Espen; Aas, Wenche

Monitoring of long-range transported air pollutants in Norway. Annual Report 2022.

Aas, Wenche; Eckhardt, Sabine; Solberg, Sverre; Yttri, Karl Espen

On coarse patterns in the atmospheric concentration of ice nucleating particles

Conen, Franz; Yakutin, Mikhail V; Puchnin, Alexander; Yttri, Karl Espen

Monitoring of long-range transported air pollutants in Norway. Annual Report 2021.

Aas, Wenche; Berglen, Tore Flatlandsmo; Eckhardt, Sabine; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen

EMEP modelling of carbonaceous aerosols in Europe: status and issues

Simpson, David; van der Gon, Hugo A.C. Denier; Kuenen, Jeroen; Yttri, Karl Espen

Elucidating the present-day chemical composition, seasonality and source regions of climate-relevant aerosols across the Arctic land surface

Moschos, Vaios; Schmale, Julia; Aas, Wenche; Becagli, Silvia; Calzolai, Giulia; Eleftheriadis, Konstantinos; Moffett, Claire E.; Schnelle-Kreis, Jürgen; Severi, Mirko; Sharma, Sangeeta; Skov, Henrik; Vestenius, Mika; Zhang, Wendy; Hakola, Hannele; Hellén, Heidi; Huang, Lin; Jaffrezo, Jean-Luc; Massling, Andreas; Nøjgaard, Jacob Klenø; Petäjä, Tuukka; Popovicheva, Olga; Sheesley, Rebecca J.; Traversi, Rita; Yttri, Karl Espen; Prévôt, André S. H.; Baltensperger, Urs; El Haddad, Imad

Revising PM2.5 emissions from residential combustion, 2005–2019. Implications for air quality concentrations and trends.

Simpson, David; Kuenen, Jeroen; Fagerli, Hilde; Heinesen, Daniel; Benedictow, Anna Maria Katarina; Denier van der Gon, Hugo A.C.; Visschedijk, Antoon; Klimont, Zbigniew; Aas, Wenche; Lin, Yong; Yttri, Karl Espen; Paunu, Ville-Veikko

Briefly on ACTRIS’ preliminary recommendation of use of denuder for sampling of organic carbon

Yttri, Karl Espen

Atmospheric composition in the European Arctic and 30 years of the Zeppelin Observatory, Ny-Ålesund

Platt, Stephen Matthew; Hov, Øystein; Berg, Torunn; Breivik, Knut; Eckhardt, Sabine; Eleftheriadis, Konstantinos; Evangeliou, Nikolaos; Fiebig, Markus; Fisher, Rebecca; Hansen, Georg Heinrich; Hansson, Hans-Christen; Heintzenberg, Jost; Hermansen, Ove; Heslin-Rees, Dominic; Holmén, Kim; Hudson, Stephen; Kallenborn, Roland; Krejci, Radovan; Krognes, Terje; Larssen, Steinar; Lowry, David; Myhre, Cathrine Lund; Lunder, Chris Rene; Nisbet, Euan; Bohlin-Nizzetto, Pernilla; Park, Ki-Tae; Pedersen, Christina Alsvik; Pfaffhuber, Katrine Aspmo; Röckmann, Thomas; Schmidbauer, Norbert; Solberg, Sverre; Stohl, Andreas; Ström, Johan; Svendby, Tove Marit; Tunved, Peter; Tørnkvist, Kjersti Karlsen; van der Veen, Carina; Vratolis, Stergios; Jun Yoon, Young; Yttri, Karl Espen; Zieger, Paul; Aas, Wenche; Tørseth, Kjetil

Equal abundance of summertime natural and wintertime anthropogenic Arctic organic aerosols

Moschos, Vaios; Dzepina, Katja; Bhattu, Deepika; Lamkaddam, Houssni; Casotto, Roberto; Daellenbach, Kaspar R.; Canonaco, Francesco; Rai, Pragati; Aas, Wenche; Becagli, Silvia; Calzolai, Giulia; Eleftheriadis, Konstantinos; Moffett, Claire E.; Schnelle-Kreis, Jürgen; Seviri, Mirko; Sharma, Sangeeta; Skov, Henrik; Vestenius, Mika; Zhang, Wendy; Hakola, Hannele; Hellén, Heidi; Huang, Lin; Jaffrezo, Jean-Luc; Massling, Andreas; Nøjgaard, Jacob Klenø; Petäjä, Tuukka; Popovicheva, Olga; Sheesley, Rebecca J.; Traversi, Rita; Yttri, Karl Espen; Schmale, Julia; Prévôt, André S. H.; Baltensperger, Urs; El Haddad, Imad

Trends, composition, and sources of carbonaceous aerosol at the Birkenes Observatory, Northern Europe, 2001-2018

Yttri, Karl Espen

Transboundary particulate matter, photo-oxidants, acidifying and eutrophying components

Fagerli, Hilde; Tsyro, Svetlana; Simpson, David; Nyiri, Agnes; Wind, Peter; Gauss, Michael; Benedictow, Anna Maria Katarina; Klein, Heiko; Valdebenito Bustamante, Alvaro Moises; Mu, Qing; Wærsted, Eivind Grøtting; Gliss, Jonas; Brenna, Hans; Mortier, Augustin; Griesfeller, Jan; Aas, Wenche; Hjellbrekke, Anne-Gunn; Solberg, Sverre; Tørseth, Kjetil; Yttri, Karl Espen; Mareckova, Katarina; Matthews, Bradley; Schindlbacher, Sabine; Ullrich, Bernhard; Wankmüller, Robert; Scheuschner, Thomas; Kuenen, Jeroen J.P.

Monitoring of long-range transported air pollutants in Norway. Annual Report 2020.

Aas, Wenche; Eckhardt, Sabine; Fiebig, Markus; Platt, Stephen Matthew; Solberg, Sverre; Yttri, Karl Espen; Zwaaftink, Christine Groot

Results from EMEP/COLOSSAL/ACRTIS intensive measurement campaign

Platt, Stephen Matthew; Yttri, Karl Espen; Aas, Wenche

Review of Observation Capacities and Data Availability for Black Carbon in the Arctic Region

Tørseth, Kjetil; Andrews, Elisabeth; Asmi, Eija; Eleftheriadis, Kostas; Fiebig, Markus; Gilardoni, Stefania; Herber, Andreas; Huang, Lin; Kylling, Arve; Lupi, Angelo; Massling, Andreas; Mazzola, Mauro; Nøjgaard, Jacob Klenø; Popovicheva, Olga; Schichtel, Bret; Schmale, Julia; Sharma, Sangeeta; Skov, Henrik; Stebel, Kerstin; Vasel, Brian; Vitale, Vito; Whaley, Cynthia; Yttri, Karl Espen; Zanatta, Marco

Monitoring of long-range transported air pollutants in Norway. Annual Report 2019.

Aas, Wenche; Eckhardt, Sabine; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen

PMF based source apportionment of aethalometer data

Platt, Stephen Matthew; Yttri, Karl Espen; Aas, Wenche

Research and source apportionment at NILU

Platt, Stephen Matthew; Yttri, Karl Espen; Aas, Wenche

Transboundary particulate matter, photo-oxidants, acidifying and eutrophying components

Fagerli, Hilde; Tsyro, Svetlana; Jonson, Jan Eiof; Nyiri, Agnes; Gauss, Michael; Simpson, David; Wind, Peter; Benedictow, Anna Maria Katarina; Klein, Heiko; Mortier, Augustin; Aas, Wenche; Hjellbrekke, Anne-Gunn; Solberg, Sverre; Platt, Stephen Matthew; Yttri, Karl Espen; Tørseth, Kjetil; Gaisbauer, Silke; Mareckova, Katarina; Matthews, Bradley; Schindlbacher, Sabine; Sosa, Carlos; Tista, Melanie; Ullrich, Bernhard; Wankmüller, Robert; Scheuschner, Thomas; Bergström, Robert; Johanson, Lasse; Jalkanen, Jukka-Pekka; Metzger, Swen; van der Gon, Hugo A.C. Denier; Kuenen, Jeroen J.P.; Visschedijk, Antoon J.H.; Barregård, Lars; Molnar, Peter; Stockfelt, Leo

Results from EMEP/COLOSSAL/ACRTIS intensive measurement campaign

Platt, Stephen Matthew; Yttri, Karl Espen; Aas, Wenche

Source apportionment of circum-Arctic atmospheric black carbon from isotopes and modeling

Winiger, P.; Barrett, T. E.; Sheesley, R. J.; Huang, L.; Sharma, S.; Barrie, L. A.; Yttri, Karl Espen; Evangeliou, Nikolaos; Eckhardt, Sabine; Stohl, Andreas; Klimont, Z.; Heyes, C.; Semiletov, I. P.; Dudarev, O. V.; Charkin, A.; Shakhova, N.; Holmstrand, H.; Andersson, A.; Gustafsson, Ö.

Monitoring of long-range transported air pollutants in Norway, Annual Report 2017

Aas, Wenche; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen

Origin of elemental carbon in snow from western Siberia and northwestern European Russia during winter–spring 2014, 2015 and 2016

Evangeliou, Nikolaos; Shevchenko, Vladimir P.; Yttri, Karl Espen; Eckhardt, Sabine; Sollum, Espen; Pokrovsky, Oleg S.; Kobelev, Vasily O.; Korobov, Vladimir B.; Lobanov, Andrey A.; Starodymova, Dina P.; Vorobiev, Sergey N.; Thompson, Rona Louise; Stohl, Andreas

Black carbon in the Russian Arctic. Using a dispersion model to track the origin of black carbon in snow and atmosphere.

Evangeliou, N.; Popovicheva, O. B.; Shevchenko, V. P.; Yttri, K. E.; Eckhardt, S.; Pokrovsky, O. S, Eleftheriadis, K.; Stohl, A.

Ice nucleating particle concentrations increase when leaves fall in autumn.

Conen, F.; Yakutin, M. V.; Yttri, K. E.; Hüglin, C.

Transboundary particulate matter, photo-oxidants, acidifying and eutrophying components. EMEP Status Report 2017.

Fagerli, H.; Tsyro, S.; Denby, B.R.; Nyíri, A.; Gauss, M.; Simpson, D.; Wind, P.; Benedictow, A.; Jonson, J.E.; Klein, H.; Schultz, M.; Griesfeller, J.; Aas, W.; Hjellbrekke, A.-G.; Solberg, S.; Platt, S. M.; Fiebig, M.; Yttri, K.E.; Rud, R. O.; Tørseth, K.; Mareckova, K.; Pinterits, M.; Tista, M.; Ullrich, B.; Wankmüller, R.; Posch, M.; Bergström, R.; Imhof, H.; Minguillon, M. C.; Putaud, J.-P.; Cavalli, F.; Poulain, L.; Schlag, P.; Heikkinen, L. M.; Swietlicki, E.; Martinsson, J.; Vana, M.; Smejkalova, A. H.; Kouvarakis, G.; Mihalopoulos, N.

Elemental carbon in snow from Western Siberia and Northwestern European Russia during spring 2014, 2015 and 2016.

Evangeliou, N.; Shevchenko, V.; Yttri, K. E.; Eckhardt, S.; Sollum, E.; Pokrovsky, O. S.; Kobelev, V. O.; Korobov, V. B.; Lobanov, A. A.; Starodymova, D. P.; Vorobyev, S. N.; Thompson, R.; Stohl, A.

European aerosol phenomenology-5: Climatology of black carbon optical properties at 9 regional background sites across Europe.

Zanatta, M.; Gysel, M.; Bukowiecki, N.; Müller, T.; Weingartner, E.; Areskoug, H.; Fiebig, M.; Yttri, K.E.; Mihalopoulos, N.; Kouvarakis, G.; Beddows, D.; Harrison, R.M.; Cavalli, F.; Putaud, J.P.; Spindler, G.; Wiedensohler, A.; Alastuey, A.; Pandolfi, M.; Sellegri, K.; Swietlicki, E.; Jaffrezo, J.L.; Baltensperger, U.; Laj, P. A.

A European aerosol phenomenology-4: Harmonized concentrations of carbonaceous aerosol at 10 regional background sites across Europe.

Cavalli, F.; Alastuey, A.; Areskoug, H.; Ceburnis, D.; Cech, J.; Genberg, J.; Harrison, R.M.; Jaffrezo, J.L.; Kiss, G.; Laj, P.; Mihalopoulos, N.; Perez, N.; Quincey, P.; Schwarz, J.; Sellegri, K.; Spindler, G.; Swietlicki, E.; Theodosi, C.; Yttri, K.E.; Aas, W.; Putaud, J.P.

Geochemistry of PM10 over Europe during the EMEP intensive measurement periods in summer 2012 and winter 2013.

Alastuey, A.; Querol, X.; Aas, W.; Lucarelli, F.; Pérez, N.; Moreno, T.; Cavalli, F.; Areskoug, H.; Balan, V.; Catrambone, M.; Ceburnis, D.; Cerro, J. C.; Conil, S.; Gevorgyan, L.; Hueglin, C.; Imre, K.; Jaffrezo, J.-L.; Leeson, S. R.; Mihalopoulos, N.; Mitosinkova, M.; O'Dowd, C. D.; Pey, J.; Putaud, J.-P.; Riffault, V.; Ripoll, A.; Sciare, J.; Sellegri, K.; Spindler, G.; Yttri, K. E.

Availability and quality of the EC and OC measurements within EMEP, including results of the fifth interlaboratory comparison of analytical methods for carbonaceous particulate matter within EMEP (2012).

Cavalli, F.; Putaud, J.-P.; Yttri, K.E.

Isotope-based source apportionment of EC aerosol particles during winter high-pollution events at the Zeppelin Observatory, Svalbard.

Winiger, P.; Andersson, A.; Yttri, K.E.; Tunved, P.; Gustafsson, Ö.

Monitoring of long-range transported air pollutants in Norway, annual report 2014.

Aas, W.; Platt, S.; Solberg, S.; Yttri, K.E.

EMEP manual for sampling and chemical analysis.

EMEP/CCC.

Introduction.

Yttri, K.E.

Carbon-14 constraints on fossil vs biomass sources of Arctic black carbon aerosols during the Svalbard POLARCAT campaign.

Winiger, P.; Andersson, A.; Yttri, K.E.; Gustfasson, Ö.

Snapshots from atmospheric observations – the carbonaceous aerosol.

Yttri, K.E.

Aerosol trends from measurement studies – updates on global and regional trends in aerosol properties.

Myhre, C.L.; Aas, W.; Tørseth, K.; Yttri, K.E. et al.

Monitoring of long-range transported air pollutants in Norway, annual report 2013.

Aas, W.; Solberg, S.; Yttri, K.E.

New Directions: The future of European urban air quality monitoring.

Kuhlbusch, T.A.J.; Quincey, P.; Fuller, G.W.; Kelly, F.; Mudway, I.; Viana, M.; Querol, X.; Alastuey, A.; Katsouyanni, K.; Weijers, E.; Borowiak, A.; Gehrig, R.; Hueglin, C.; Bruckmann, P.; Favez, O.; Sciare, J.; Hoffmann, B.; Yttri, K.E.; Tørseth, K.; Sager, U.; Asbach, C.; Quass, U.

The importance of biomass burning as a source of BC in the European Arctic – Based on measurements at the Zeppelin Observatory, Svalbard.

Myhre, C.L.; Yttri, K.E.; Eckhardt, S.; Stohl, A.; Fiebig, M.; Dye, C.; Ström, J.; Klimont, Z.

Transboundary particulate matter in Europe: Status report 2013.

Aas, W.; Yttri, K.E.; Stohl, A.; Myhre, C.L.; Karl, M.; Tsyro, S.; Mareckova, K.; Wankmüller, R.; Klimont, Z.; Heyes, C.; Alastuey, A.; Querol, X.; Perez, N.; Moreno, T.; Lucarelli, F.; Areskoug, H.; Balan, V.; Cavalli, F.; Puyaud, J.-P.; Cape,.N.; Catrambone, M.; Ceburnis, D.; Conil, S.; Gevorgyan, L.; Jaffrezo, J.L.; Hueglin, C.; Mihalopoulos, N.; Mitosinkova, M.; Riffault, V.; Sellegri, K.; Spindel, G.; Schuck, T.; Pfeffer, U.; Breuer, L.; Adolfs, D.; Chuntonova, L.; Arabidze, M.; Abdulazizov, E.

Monitoring of long-range transported air pollutants. Annual report for 2012.

Aas, W.; Solberg, S.; Manø, S.; Yttri, K.E.

Modelling of organic aerosols over Europe (2002-2007) using a volatility basis set (VBS) framework: application of different assumptions regarding the formation of secondary organic aerosol.

Bergström, R.; Denier van der Gon, H. A. C.; Prévôt, A. S. H.; Yttri, K. E.; Simpson, D.

Lessons learnt from the first EMEP intensive measurement periods.

Aas, W.; Tsyro, S.; Bieber, E.; Bergström, R.; Ceburnis, D.; Ellermann, T.; Fagerli, H.; Frölich, M.; Gehrig, R.; Makkonen, U.; Nemitz, E.; Otjes, R.; Perez, N.; Perrino, C.; Prévôt, A. S. H.; Putaud, J.-P.; Simpson, D.; Spindler, G.; Vana, M.; Yttri, K.E.

Monitoring of long-range transported air pollutants. Annual report for 2011.

Aas, W.; Solberg, S.; Manø, S.; Yttri, K.E.

Introduction to the European Monitoring and Evaluation Programme (EMEP) and observed atmospheric composition change during 1972-2009.

Tørseth, K.; Aas, W.; Breivik, K.; Fjæraa, A.M.; Fiebig, M.; Hjellbrekke, A.-G.; Lund Myhre, C.; Solberg, S.; Yttri, K.E.

Source apportionment of the summer time carbonaceous aerosol at Nordic rural background sites.

Yttri, K.E.; Simpson, D.; Nøjgaard, J.K.; Kristensen, K.; Genberg, J.; Stenström, K.; Swietlicki, E.; Hillamo, R.; Aurela, M.; Bauer, H.; Offenberg, J.H.; Jaoui, M.; Dye, C.; Eckhardt, S.; Burkhart, J.F.; Stohl, A.; Glasius, M.

Monitoring long-range transboundary air pollution 2010. Summary report.

Schartau, A.K.; Fjellheim, A.; Walseng, B.; Skjelkvåle, B.L.; Framstad, E.; Halvorsen, G.A.; Bruteig, I.E.; Røsberg, I.; Kålås, J.A.; Nordbakken, J-F.; Yttri, K.E.; Andreassen, K.; Skancke, L.B.; Evju, M.; Clarke, N.; Aarrestad, P.A.; Saksgård, R.; Manø, S.; Solberg, S.; Jensen, T.C.; Økland, T.; Høgåsen, T.; Hesthagen, T.; Bakkestuen, V.; Timmermann, V.; Aas, W.

Determination and mitigation of artifacts in sampling particulate organic carbon across Europe.

Putaud, J.-P.; Cavalli, F.; Alastuey, A.; Bourcier, L.; Ceburnis, D.; Dzumbová, L.; Fors, E.; Genberg, J.; Hoffer, A.; Kiss, G.; Schwarz, J.; Sellegri, K.; Viana, M.; Yttri, K.E.

Description of a measurement campaign for the development and validation of a non-exhaust PM traffic emisson model.

Denby, B.; Yttri, K.E.; Larssen, S.; Fiebig, M.; Hak, C.; Berger, J. Tørnkvist, K.

Using field campaigns results to reduce uncertainties in inventories.

Aas, W.; Breivik, K.; Yttri, K.E.

Chemical speciation of trace metals in fine airborne particles in Abu Dhabi. Results from six Abu Dhabi stations – Hamdan, Khalifa, Baniyas, Al Ain Street, Liwa and Bida Zayed.

Hak, C.; Sivertsen, B.; Dye, C.; Uggerud, H.T.; Yttri, K.E.

Effects of relative humidity on aerosol light scattering in the Arctic.

Zieger, P.; Fierz-Schmidhauser, R.; Gysel, M.; Ström, J.; Henne, S.; Yttri, K.E.; Baltensperger, U.; Weingartner, E.

Monitoring long-range transboundary air pollution 2009. Summary report.

Schartau, A.K.; Fjellheim, A.; Walseng, B.; Skjelkvåle, B.L.; Framstad, E.; Halvorsen, G.A.; Kålås, J.A.; Nordbakken, J-F.; Yttri, K.E.; Andreassen, K.; Skancke, L.B.; Clarke, N.; Saksgård, R.; Manø, S.; Solberg, S.; Jensen, T.C.; Økland, T.; Høgåsen, T.; Hesthagen, T.; Timmermann, V.; Aas, W.

Effects of relative humidity on aerosol light scattering in the Arctic.

Zieger, P.; Fierz-Schmidhauser, R.; Gysel, M.; Ström, J.; Henne, S.; Yttri, K.E.; Baltensperger, U.; Weingartner, E.

Toward a standardised thermal-optical protocol for measuring atmospheric organic and elemental carbon: the EUSAAR protocol.

Cavalli, F.; Viana, M.; Yttri, K.E.; Genberg, J.; Putaud, J.-P.

Transboundary particulate matter in Europe: Status report 2009.

Yttri, K.E.; Aas, W.; Tørseth, K.; Stebel, K.; Tsyro, S.; Simpson, D.; Marckova, K.; Wankmüller, R.; Klimont, Z.; Bergström, R.; Denier van der Gon, H.; Holzer-Popp, T.; Schroedter-Homscheidt, M.

Physical and chemical characterization of the particulate matter suspended in aerosols from the urban area of Belgrade.

Joksic, J.D.; Jovasevic-Stojanovic, M.; Bartonova, A.; Radekovic, M.B.; Yttri, K.E.; Matic-Besarabic, S.; Ignjatovic, L.

Long range transported air pollution and effects in Norway – status and projections.

Aas, W.; Solberg, S.; Yttri, K.E.; Larssen, T.; Wright, R.

Health effects of residential wood smoke particles: the importance of combustion conditions and physicochemical particle properties.

Bolling, A.K.; Pagels, J.; Yttri, K.E.; Barregard, L.; Sallsten, G.; Schwarze, P.E.; Boman, C.

Source apportionment of carbonaceous aerosol – Quantitative estimates based on 14C- and tracer analysis.

Yttri, K.E.; Svendby, T.M.; Simpson, D.; Puxbaum, H.; Stenström, K.

Carbonaceous aerosols in Norwegian urban areas.

Yttri, K.E.; Dye, C.; Braathen, O.-A.; Simpson, D.; Steinnes, E.

Modelled radiative forcing of the direct aerosol effect with multi-observation evaluation.

Myhre, G.; Berglen, T.F.; Johnsrud, M.; Hoyle, C.R.; Berntsen, T.K.; Christopher, S.A.; Fahey, D.W.; Isaksen, I.S.A.; Jones, T.A.; Kahn, R.A.; Loeb, N.; Quinn, P.; Remer, L.; Schwarz, J.P.; Yttri, K.E.

Atmospheric monitoring at the Norwegian Antarctic station Troll: Measurement programme and first results.

Hansen, G.; Aspmo, K.; Berg, T.; Edvardsen, K.; Fiebig, M.; Kallenborn, R.; Lunder, C.R.; Stebel, K.; Schmidbauer, N.; Solberg, S.; Wasseng, J.H.; Yttri, K.E.

Contributions to carbonaceous particulate matter in Oslo, Norway.

Slørdal, L.H.; Simpson, D.; Yttri, K.E.; Svendby, T.M.; Solberg, S.

Monitoring of long-range transported air pollutants. Annual report for 2007.

Aas, W.; Solberg, S.; Manø, S.; Yttri, K.E.

Studies on biosphere-aerosol-cloud climate interactions within BACCI.

Kulmala, M.; Kerminen, V.-M.; Laaksonen, A.; Riipinen, I.; Sipilä, M.; Ruuskanen, T.M.; Kurtén, T.; Lauri, A.; Sogacheva, L.; Hari, P.; Bäck, J.; Lihavainen, H.; Lehtinen, K.E.J.; Hakola, H.; Viisanen, Y.; Bilde, M.; Svenningson, B.; Lazaridis, M.; Tørseth, K.; Yttri, K.E.; Tunved, P.; Nilsson, E.D.; Pryor, S.; Sørensen, L.-L.; Larsen, S.; Hõrrak, U.; Winkler, P.M.; Wagner, P.E.; Swietlicki, E.; Riekkola, M.-L.; Hartonen, K.; Ekman, A.; Krejci, R.; Grini, A.; Hoyle, C.; Hov, Ø.; Hansson, H.-C.

Source apportionment of carbonaceous aerosol – Quantitative estimates based on 14C- and tracer analysis.

Yttri, K.E.; Simpson, D.; Puxbaum, H.; Stenström, K.; Svendby, T.

Long-range transport of air pollution into the Arctic.

Stohl, A.; Berg, T.; Breivik, K.; Burkhart, J.F.; Eckhardt, S.; Fjæraa, A.; Forster, C.; Herber, A.; Lunder, C.; McMillan, W.W.; Manø, S.; Oltmans, S.; Shiobara, M.; Stebel, K.; Hirdman, D.; Stroem, J.; Tørseth, K.; Treffeisen, R.; Virkkunen, K.; Yttri, K.E.; Andrews, E.; Kowal, D.; Mefford, T.; Ogren, J.A.; Sharma, S.; Spichtinger, N.; Stone, R.; Hoch, S.; Wehrli, C.

Monitoring long-range transboundary air pollution 2006. Summary report.

Monsen, B.L.S. (Red.) Hovedansvarlig for "Overvåking av langtransportert luft, nedbør": Luft, nedbør: Aas, W.; Manø, S.; Solberg, S.; Yttri, K.E.

SORGA (Secondary organic aerosols in the urban environment) – Modelling and measurement of carbonaceous aerosols at a rural and urban site in Norway.

Yttri, K.E.; Aas, W.; Dye, C.; Myhre, C.L.; Schmidbauer, N.J.; Simpson, D.; Slørdal, L.H.; Svendby, T.M.

Size segregated chemical composition of aerosols, EMEP intensive measurements 06/07.

Aas, W.; Fölich, M.; Gehrig, R.; Pérez, N.; Perrino, C.; Putaud, J.P.; Spindler, G.; Tsyro, S.; Yttri, K.E.

Elemental and organic carbon in PM10: A one year measurement campaign within the European Monitoring and Evaluation Programme EMEP.

Yttri, K. E.; Aas, W.; Bjerke, A.; Cape, J. N.; Cavalli, F.; Ceburnis, D.; Dye, C.; Emblico, L.; Facchini, M. C.; Forster, C.; Hanssen, J. E.; Hansson, H. C.; Jennings, S. G.; Maenhaut, W.; Putaud, J. P.; Tørseth, K.

Phthalate levels in Norwegian indoor air related to particle size fraction.

Rakkestad, K.E.; Dye, C.J.; Yttri, K.E.; Holme, J.A. Hongslo, J.K.; Schwarze, P.E.; Becher, R.

Ambient aerosol concentrations of sugars and sugar-alcohols at four different sites in Norway.

Yttri, K.E.; Dye, C.; Kiss, G.

EMEP particulate matter assessment report.

Aas, W.; Bruckmann, P.; Derwent, R.; Poisson, N.; Putaud, J.-P.; Rouil, L.; Vidic, S.; Yttri, K.E. (eds.)

Monitoring of long-range transboundary air pollutants, annual report for 2006.

Aas, W.; Solberg, S.; Manø, S.; Yttri, K.E.

Arctic smoke – record high air pollution levels in the European Arctic due to agricultural fires in Eastern Europe.

Stohl, A.; Berg, T.; Burkhart, J.F.; Fjæraa, A.M.; Forster, C.; Herber, A.; Hov, Ø.; Lunder, C.; McMillan, W.W.; Oltmans, S.; Shiobara, M.; Simpson, D.; Solberg, S.; Stebel, K.; Ström, J.; Tørseth, K.; Treffeisen, R.; Virkkunen, K.; Yttri, K.E.

Aerosol optical properties and distribution during the extreme Arctic haze event in spring 2006.

Myhre, C.L.; Toledano, C.; Stebel, K.; Frioud, M.; Yttri, K.E.; Johnsrud, M.

Transboundary Particulate Matter in Europe: Status Report 2006. Joint CCC & MSC-W Report 2006.

Yttri, K.E.; Aas, W. (eds.) . Yttri, K.E.; Aas, W.; Forster, C.; Tørseth, K.; Tsyro, S.; Tarrasón, L.; Simpson, D.; Vestreng, V.; Lazaridis, M.; Kopanakis, I.; Aleksandropoulou, V.; Gehrig, R.; Adams, M.; Woodfield, M.; Putaud, J.P.; Schultz, M.

Elemental and organic carbon in PM10: A one year measurements campaign within the European monitoring and evaluation programme EMEP.

Yttri, K.E.; Aas, W.; Bjerke, A.; Ceburnis, D.; Dye, C.; Facchini, M.C.; Forster, C.; Hanssen, J.E.; Hansson, H.C.; Jennings, S.G.; Maenhaut, W.; Tørseth, K.

Pan-Arctic enhancements of light absorbing aerosol concentrations due to North American boreal forest fires during summer 2004.

Stohl, A.; Andrews, E.; Burkhart, J.F.; Forster, C.; Herber, A.; Hoch, S.W.; Kowal, D.; Lunder, C.; Mefford, T.; Ogren, J.A.; Sharma, S.; Spichtinger, N.; Stebel, K.; Stone, R.; Strom, J.; Tørseth, K.; Wehrli, C.; Yttri, K.E.

Monitoring long-range transboundary air pollution 2005. Summary report.

Skjelkvåle, B.L. (red.) Hovedansvarlig for "Overvåking av langtransportert forurenset luft, nedbør", OPS, TOV Luft, nedbør: Aas, W.; Berg, T.; Manø, S.; Solberg, S.; Yttri, K.E.

Physicochemical characterisation of combustion particles from vehicle exhaust and residential wood smoke.

Kocbach, A.; Li, Y.; Yttri, K.E.; Cassee, F.R.; Schwarze, P.E.; Namork, E.

Addressing emissions of particulate matter from wood burning during Göte-2005 using levoglucosan.

Yttri, K.E.; Dye, C.

Ambient aerosol concentrations of sugars and sugar-alcohols at four sites in Norway.

Yttri, K.E.; Dye, C.; Kiss, G.

Transboundary particulate matter in Europe: Status report 2005.

Yttri, K.E.; Tørseth, K. (eds.) . Yttri, K.E.; Hanssen, J.E.; Tsyro, S.; Lazaridis, M.; Facchini, M.C.; Jennings, S.G.

Monitoring of long-range transported air pollutants, annual report for 2004.

Aas, W.; Solberg, S.; Berg, T.; Manø, S.; Yttri, K.E.

Introduction to BACCI related activites at NILU. Powerpoint presentation.

Yttri, K.E.; Lazaridis, M.; Tørseth, K.

Addressing sources of bulk OC using organic tracers.

Yttri, K.E.

Monitoring of long-range transported air pollutants, annual report for 2003.

Aas, W.; Solberg, S.; Berg, T.; Manø, S.; Yttri, K.E.

Quantification of monosaccharide anhydrides by LC/HRMS TOF-application to samples from an urban and a sub-urban site influenced by small-scale woodburning. Poster presentation.

Yttri, K.E.; Dye, C.

Quantification of monosaccharides anhydrides by LC/HRMS TOF-application to aerosol samples from an urban and a sub-urban site influenced by small-scale wood-burning. Abstract.

Yttri, K.E.; Dye, C.

Quantification and speciation of carbonaseous material in the PM2.2 and PM10 fractions by evolved gas analysis and LC/MS; Preliminary results.

Yttri, K.E.; Dye, C.

Monitoring of long-range transported air pollutants. Annual report for 2001.

Aas, W.; Tørseth, K.; Solberg, S.; Berg, T.; Manø, S.; Yttri, K.E.