Blar i NILU Brage på forfatter "Yttri, Karl Espen"
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Impact of Biomass Burning on Arctic Aerosol Composition
Gramlich, Yvette; Siegel, Karolina; Haslett, Sophie L.; Cremer, Roxana S.; Lunder, Chris Rene; Kommula, Snehitha M.; Buchholz, Angela; Yttri, Karl Espen; Chen, Gang; Krejci, Radovan; Zieger, Paul; Virtanen, Annele; Riipinen, Ilona; Mohr, Claudia (Peer reviewed; Journal article, 2024)Emissions from biomass burning (BB) occurring at midlatitudes can reach the Arctic, where they influence the remote aerosol population. By using measurements of levoglucosan and black carbon, we identify seven BB events ... -
Introduction to the European Monitoring and Evaluation Programme (EMEP) and observed atmospheric composition change during 1972-2009
Tørseth, Kjetil; Aas, Wenche; Breivik, Knut; Fjæraa, Ann Mari; Fiebig, Markus; Hjellbrekke, Anne-Gunn; Myhre, Cathrine Lund; Solberg, Sverre; Yttri, Karl Espen (Journal article; Peer reviewed, 2012)European scale harmonized monitoring of atmospheric composition was initiated in the early 1970s, and the activity has generated a comprehensive dataset (available at http://www.emep.int) which allows the evaluation of ... -
Langtransporterte luftforurensninger og effekter i Norge - status og fremtidsutsikter.
Aas, Wenche; Solberg, Sverre; Yttri, Karl Espen; Larssen, Thorjørn; Wright, Richard (NILU OR;52/2009, Research report, 2009)Rapporten innholder en analyse av status og trender for langtrantsporterte forurensninger i Norge, for komponenter som er relevante under Gøteborgprotokollen. Det gjøres en vurdering om fremtidige overskrideleser av ... -
Lessons learnt from the first EMEP intensive measurement periods
Aas, Wenche; Tsyro, Svetlana; Bieber, Elke; Bergström, Robert; Ceburnis, Darius; Ellermann, Thomas; Fagerli, Hilde; Frölich, Marina; Gehrig, Robert; Makkonen, Ulla; Nemitz, Eiko; Otjes, Rene; Pérez, Noemi; Perrino, C.; Prévôt, André S. H.; Putaud, Jean-Philippe; Simpson, David; Spindler, Gerald; Vána, Milan; Yttri, Karl Espen (Journal article; Peer reviewed, 2012) -
Light-absorbing carbon in Europe - measurement and modelling, with a focus on residential wood combustion emissions
Genberg, J.; van der Gon, H. A. C. Denier; Simpson, D.; Swietlicki, E.; Areskoug, H.; Beddows, D.; Ceburnis, Darius; Fiebig, Markus; Hansson, H.C.; Harrison, R. M.; Jennings, S.G.; Saarikoski, S.; Spindler, G; Visschedijk, A.; Wiedensohler, A.; Yttri, Karl Espen; Bergström, R. (Journal article; Peer reviewed, 2013) -
Modelled radiative forcing of the direct aerosol effect with multi-observation evaluation
Myhre, Gunnar; Berglen, Tore Flatlandsmo; Johnsrud, M; Hoyle, Christopher; Berntsen, Terje Koren; Christopher, SA; Fahey, DW; Isaksen, Ivar S A; Jones, TA; Kahn, RA; Loeb, N; Quinn, P; Remer, L; Schwarz, JP; Yttri, Karl Espen (Journal article; Peer reviewed, 2009) -
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.; van der Gon, H. A. C. Denier; Prevot, A.S.H.; Yttri, Karl Espen; Simpson, D. (Journal article; Peer reviewed, 2012) -
Monitoring of long-range transported air pollutants in Norway, annual report 2013
Aas, Wenche; Solberg, Sverre; Yttri, Karl Espen (NILU OR;30/2014, Research report, 2014)The present report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2013 in the Norwegian rural background environment, and focuses on particulate and gaseous phase of ... -
Monitoring of long-range transported air pollutants in Norway, annual report 2014
Aas, Wenche; Platt, Stephen Matthew; Solberg, Sverre; Yttri, Karl Espen (NILU OR;20/2015, Research report, 2015)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2014 in the Norwegian rural background environment, and focuses on particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway, annual report 2015.
Aas, Wenche; Fiebig, Markus; Platt, Stephen Matthew; Solberg, Sverre; Yttri, Karl Espen (NILU report;13/2016, Research report, 2016)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2015, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway, Annual Report 2016.
Aas, Wenche; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen (NILU report;18/2017, Research report, 2017)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2016, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway, Annual Report 2017
Aas, Wenche; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen (NILU report;10/2018, Research report, 2018)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2017, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway. Annual report 2018.
Aas, Wenche; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen (NILU report;8/2019, Research report, 2019)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2018, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway. Annual Report 2019.
Aas, Wenche; Eckhardt, Sabine; Fiebig, Markus; Solberg, Sverre; Yttri, Karl Espen (NILU report;4/2020, Research report, 2020)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2019, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
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 (NILU report;13/2021, Research report, 2021)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2020, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
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 (NILU report;18/2022, Research report, 2022)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2021, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Monitoring of long-range transported air pollutants in Norway. Annual Report 2022.
Aas, Wenche; Eckhardt, Sabine; Solberg, Sverre; Yttri, Karl Espen (NILU report;11/2023, Research report, 2023)This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2022, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic ... -
Observasjoner av atmosfæriske parametere ved Troll-stasjonen i Antarktis - forskning og overvåkning basert på lange tidsserier. Fase 1 (2005/06) - NFR/NARE prosjekt 168908/S30.
Hansen, Georg Heinrich; Aspmo, Katrine; Berg, Torunn; Edvardsen, Kåre; Fiebig, Markus; Kallenborn, Roland; Lunder, Chris Rene; Nilsen, Tore; Schmidbauer, Norbert; Solberg, Sverre; Stebel, Kerstin; Wasseng, Jan; Yttri, Karl Espen (NILU TR;07/2007, Research report, 2007)Fra årsskifte 2006/2007 har den norske Antarktisstasjonen Troll (72º S, 2º E, 1270 m.o.h.) i Dronning-Maud-Land vært en helårsbemannet forsknings-, overvåkings- og servicestasjon. Dette åpnet for muligheten til å gjennomføre ... -
On coarse patterns in the atmospheric concentration of ice nucleating particles
Conen, Franz; Yakutin, Mikhail V; Puchnin, Alexander; Yttri, Karl Espen (Peer reviewed; Journal article, 2023)The atmospheric concentration of ice nucleating particles active at around −10 °C (INP−10) is very low. Nevertheless, these particles play a role in the development of cloud systems, so their spatial and temporal patterns ... -
An optimised organic carbon∕elemental carbon (OC∕EC) fraction separation method for radiocarbon source apportionment applied to low-loaded Arctic aerosol filters
Rauber, Martin; Salazar, Gary; Yttri, Karl Espen; Szidat, Sönke (Peer reviewed; Journal article, 2023)Radiocarbon (14C) analysis of carbonaceous aerosols is used for source apportionment, separating the carbon content into fossil vs. non-fossil origin, and is particularly useful when applied to subfractions of total carbon ...