Now showing items 1-20 of 107

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

      Cavalli, F.; Areskoug, H.; Alastuey, A; Ceburnis, Darius; Čech, 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, Karl Espen; Aas, Wenche; Putaud, J. P. (Journal article; Peer reviewed, 2016)
    • A global assessment of precipitation chemistry and deposition of sulfur, nitrogen, sea salt, base cations, organic acids, acidity and pH, and phosphorus 

      Vet, Robert; Artz, Richard S.; Carou, Silvina; Shaw, Mike; Ro, Chul-Un; Aas, Wenche; Baker, Alex; Bowersox, Van C.; Dentener, Frank; Galy-Lacaux, Corinne; Hou, Amy; Pienaar, Jacobus J.; Gillett, Robert; Forti, Maria Cristina; Gromov, Sergey; Hara, Hiroshi; Khodzher, Tamara; Mahowald, Natalie M.; Nickovic, Slobodan; Rao, Pasumarthi Surya Prakasa; Reid, Neville W. (Journal article; Peer reviewed, 2014)
    • ACTRIS ACSM intercomparison - Part 1: Reproducibility of concentration and fragment results from 13 individual Quadrupole Aerosol Chemical Speciation Monitors (Q-ACSM) and consistency with co-located instruments 

      Crenn, Vincent; Sciare, Jean; Croteau, Philip L.; Verlhac, Stéphanie; Fröhlich, Roman; Belis, Claudio A.; Aas, Wenche; Aijälä, Mikko; Alastuey, Andrés; Artiñano, Begoña; Baisnée, Dominique; Bonnaire, Nicolas; Bressi, Michaël; Canagaratna, Manjula R.; Canonaco, Francesco; Carbone, Claudio; Cavalli, Fabrizia; Coz, Esther; Cubison, Michael J.; Esser-Gietl, Johanna K.; Green, David C.; Gros, Valérie; Heikkinen, Liine; Herrmann, Hartmut; Lunder, Chris Rene; Minguillón, María Cruz; Močnik, Griša; O'Dowd, Colin D.; Ovadnevaite, Jurgita; Petit, Jean Eudes; Petralia, Ettore; Poulain, Laurent; Priestman, Max; Riffault, Véronique; Ripoll, Anna; Sarda-Estève, Roland; Slowik, Jay G.; Setyan, Ari; Wiedensohler, Alfred; Baltensperger, Urs; Prévôt, André S.H.; Jayne, John T.; Favez, Olivier (Journal article; Peer reviewed, 2015)
    • ACTRIS ACSM intercomparison - Part 2: Intercomparison of ME-2 organic source apportionment results from 15 individual, co-located aerosol mass spectrometers 

      Fröhlich, Roman; Crenn, Vincent; Setyan, Ari; Belis, Claudio A.; Canonaco, Francesco; Favez, Olivier; Riffault, Véronique; Slowik, Jay G.; Aas, Wenche; Aijälä, Mikko; Alastuey, Andrés; Artíaño, Begoña; Bonnaire, Nicolas; Bozzetti, Carlo; Bressi, Michaël; Carbone, Claudio; Coz, Esther; Croteau, Philip L.; Cubison, Michael J.; Esser-Gietl, Johanna K.; Green, David C.; Gros, Valérie; Heikkinen, Liine; Herrmann, Hartmut; Jayne, John T.; Lunder, Chris Rene; Minguillón, María Cruz; Močnik, Griša; O'Dowd, Colin D.; Ovadnevaite, Jurgita; Petralia, Ettore; Poulain, Laurent; Priestman, Max; Ripoll, Anna; Sarda-Estève, Roland; Wiedensohler, Alfred; Baltensperger, Urs; Sciare, Jean; Prévôt, André S.H. (Journal article; Peer reviewed, 2015)
    • Addendum to: "A global assessment of precipitation chemistry and deposition of sulfur, nitrogen, sea salt, base cations, organic acids, acidity and pH, and phosphorus" 

      Vet, Robert; Artz, Richard S.; Carou, Silvina; Shaw, Mike; Ro, Chul-Un; Aas, Wenche; Baker, Alex; Bowersox, Van C.; Dentener, Frank; Galy-Lacaux, Corinne; Hou, Amy; Pienaar, Jacobus J.; Gillett, Robert; Forti, Maria Cristina; Gromov, Sergey; Hara, Hiroshi; Khodzher, Tamara; Mahowald, Natalie M.; Nickovic, Slobodan; Rao, Pasumarthi Surya Prakasa; Reid, Neville W. (Journal article; Peer reviewed, 2014)
    • Aerosol and dynamical contributions to cloud droplet formation in Arctic low-level clouds 

      Motos, Ghislain; Freitas, Gabriel; Georgakaki, Paraskevi; Wieder, Jörg; Li, Guangyu; Aas, Wenche; Lunder, Chris Rene; Krejci, Radovan; Pasquier, Julie Thérèse; Henneberger, Jan; David, Robert Oscar; Ritter, Christoph; Mohr, Claudia; Zieger, Paul; Nenes, Athanasios (Peer reviewed; Journal article, 2023)
      The Arctic is one of the most rapidly warming regions of the globe. Low-level clouds and fog modify the energy transfer from and to space and play a key role in the observed strong Arctic surface warming, a phenomenon ...
    • Air pollution trends in the EMEP region between 1990 and 2012. Joint Report of the EMEP Task Force on Measurements and Modelling (TFMM), Chemical Co-ordinating Centre (CCC), Meteorological Synthesizing Centre-East (MSC-E), Meteorological Synthesizing Centre-West (MSC-W). 

      Colette, Augustin; Aas, Wenche; Banin, Lindsay; Braban, Christine F.; Ferm, Martin; Ortiz, Alberto; Ilyin, Ilia; Mar, Kathleen; Pandolfi, Marco; Putaud, Jean-Philippe; Shatalov, Victor; Solberg, Sverre; Spindler, Gerald; Tarasova, Oksana; Vána, Milan; Adani, Mario; Almodovar, Paul; Berton, Eva; Bessagnet, Bertrand; Bohlin-Nizzetto, Pernilla; Borukova, Jana; Breivik, Knut; Briganti, Gino; Cappelletti, Andrea; Cuvelier, Kees; Derwent, Richard; D'Isidoro, Massimo; Fagerli, Hilde; Funk, Clara; Vivanco, Marta García; Haeuber, Richard; Hueglin, Christoph; Jenkins, Scott; Kerr, Jennifer; de Leeuw, Frank; Lynch, Jason; Manders, Astrid; Mircea, Mihaela; Pay, María Teresa; Pritula, Dominique; Querol, Xavier; Raffort, Valentin; Reiss, Ilze; Roustan, Yelva; Sauvage, Stéphane; Scavo, Kimber; Simpson, David; Smith, Ron I.; Tang, Y. Sim; Theobald, Mark; Tørseth, Kjetil; Tsyro, Svetlana; van Pul, Addo; Vidic, Sonja; Wallasch, Markus; Wind, Peter (EMEP/CCC-Report;1/2016, Research report, 2016)
    • An evaluation of European nitrogen and sulfur wet deposition and their trends estimated by six chemistry transport models for the period 1990–2010 

      Theobald, Mark, R.; Vivanco, Marta G.; Aas, Wenche; Andersson, Camilla; Ciarelli, Giancarlo (Journal article; Peer reviewed, 2019)
      The wet deposition of nitrogen and sulfur in Europe for the period 1990–2010 was estimated by six atmospheric chemistry transport models (CHIMERE, CMAQ, EMEP MSC-W, LOTOS-EUROS, MATCH and MINNI) within the framework of the ...
    • Atmosfærisk tilførsel av næringssalter til indre Oslofjord. 

      Aas, Wenche (NILU OR;55/99, Research report, 1999)
      På oppdrag fra Fagrådet har NILU beregnet hvor stort bidrag den atmosfæriske tilførselen av total nitrogen og fosfor har til indre Oslofjord. Man kan neglisjere det lokale bidraget av nitrogen og anta med stor sannsynlighet ...
    • 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 (Peer reviewed; Journal article, 2022)
      The Zeppelin Observatory (78.90∘ N, 11.88∘ E) is located on Zeppelin Mountain at 472 m a.s.l. on Spitsbergen, the largest island of the Svalbard archipelago. Established in 1989, the observatory is part of Ny-Ålesund ...
    • Atmospheric new particle formation characteristics in the Arctic as measured at Mount Zeppelin, Svalbard, from 2016 to 2018 

      Lee, Haebum; Lee, Kwangyul; Lunder, Chris Rene; Krejci, Radovan; Aas, Wenche; Park, Jiyeon; Park, Ki-Tae; Lee, Bang Yong; Yoon, Young Jun; Park, Kihong (Peer reviewed; Journal article, 2020)
      We conducted continuous measurements of nanoparticles down to 3 nm size in the Arctic at Mount Zeppelin, Ny Ålesund, Svalbard, from October 2016 to December 2018, providing a size distribution of nanoparticles (3–60 nm). ...
    • Author Correction: Global and regional trends of atmospheric sulfur 

      Aas, Wenche; Mortier, Augustin; Bowersox, Van; Cherian, Ribu; Faluvegi, Greg; Fagerli, Hilde; Hand, Jenny; Klimont, Zbigniew; Galy-Lacaux, Corinne; Lehmann, Christopher M. B.; Myhre, Cathrine Lund; Myhre, Gunnar; Oliviè, Dirk Jan Leo; Sato, Keiichi; Quaas, Johannes; Rao, P.S.P.; Schulz, Michael; Shindell, Drew; Skeie, Ragnhild Bieltvedt; Stein, Ariel; Takemura, Toshihiko; Tsyro, Svetlana; Vet, Robert; Xu, Xiaobin (Journal article, 2020)
    • Composition and sources of carbonaceous aerosol in the European Arctic at Zeppelin Observatory, Svalbard (2017 to 2020) 

      Yttri, Karl Espen; Bäcklund, Are; Conen, Franz; Eckhardt, Sabine; Evangeliou, Nikolaos; Fiebig, Markus; Kasper-Giebl, Anne; Gold, Avram; Gundersen, Hans; Myhre, Cathrine Lund; Platt, Stephen Matthew; Simpson, David; Surratt, Jason D.; Szidat, Sönke; Rauber, Martin; Tørseth, Kjetil; Ytre-Eide, Martin Album; Zhang, Zhenfa; Aas, Wenche (Peer reviewed; Journal article, 2024)
      We analyzed long-term measurements of organic carbon, elemental carbon, and source-specific organic tracers from 2017 to 2020 to constrain carbonaceous aerosol sources in the rapidly changing Arctic. Additionally, we used ...
    • Deposition of ionic species and black carbon to the Arctic snowpack: combining snow pit observations with modeling 

      Jacobi, Hans-Werner; Obleitner, Friedrich; Da Costa, Sophie; Ginot, Patrick; Eleftheriadis, Konstantinos; Aas, Wenche; Zanatta, Marco (Journal article; Peer reviewed, 2019)
      Although aerosols in the Arctic have multiple and complex impacts on the regional climate, their removal due to deposition is still not well quantified. We combined meteorological, aerosol, precipitation, and snowpack ...
    • Deposition of major inorganic compounds in Norway 2002-2006. 

      Aas, Wenche; Hjellbrekke, Anne-Gunn; Hole, Lars Robert; Tørseth, Kjetil (NILU OR;72/2008, Research report, 2008)
      The total deposition of sulphur and nitrogen compounds in Norway during the period 2002-2006 has been estimated on the basis of available measurement data for concentrations and precipitation. Deposition of non-marine ...
    • Deposition of major inorganic compounds in Norway 2007-2011. 

      Aas, Wenche; Hjellbrekke, Anne-Gunn; Hole, Lars Robert; Tørseth, Kjetil (NILU OR;41/2012, Research report, 2012)
      The total deposition of sulphur and nitrogen compounds in Norway during the period 2007-2011 has been estimated on the basis of available measurement data for concentrations and precipitation. Deposition of non-marine base ...
    • Deposition of major inorganic compounds in Norway 2012‑2016 

      Aas, Wenche; Hjellbrekke, Anne-Gunn; Fagerli, Hilde; Benedictow, Anna (NILU report;41/2017, Research report, 2017)
      This report contains estimates of atmospheric deposition of major inorganic compounds in Norway for the period 2012 to 2016 using two different methods, one observational based method while the other combining atmospheric ...
    • Effects of rocket launches in Ny-Ålesund, 2018 - 2019. Observations of snow and air samples. 

      Aas, Wenche; Gallet, Jean-Charles; Halse, Anne Karine; Hermansen, Ove; Mikkelsen, Øyvind; Pedersen, Christina Alsvik; Spolaor, Andrea; Tørnkvist, Kjersti Karlsen; Uggerud, Hilde Thelle (NILU report;7/2021, Research report, 2021)
      The report summarizes the results from additional snow sampling and regular monitoring activities in connection to the rocket launch in Ny-Ålesund 7 Dec 2018, 26 Nov 2019 and 10 Dec 2019 to document possible impacts on ...
    • 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 (Peer reviewed; Journal article, 2022)
      The Arctic is warming two to three times faster than the global average, and the role of aerosols is not well constrained. Aerosol number concentrations can be very low in remote environments, rendering local cloud radiative ...
    • En vurdering av risiko-områder for kulturminner i Norge basert på forurensnings- og klimaparametre. 

      Henriksen, Jan F.; Aas, Wenche; Gram, Frederick (NILU OR;14/2001, Research report, 2001)
      På oppdrag fra Statens forurensningstilsyn (SFT) og Riksantikvaren har Norsk institutt for luftforskning (NILU) utarbeidet en geografisk oversikt over risikoområder for nedbrytning av kulturminner i Norge med utgangspunkt ...