• Validation of new satellite aerosol optical depth retrieval algorithm using Raman lidar observations at radiative transfer laboratory in Warsaw 

      Zawadzka, Olga; Stachlewska, Iwona S.; Markowicz, Krzysztof M.; Nemuc, Anca; Stebel, Kerstin (Journal article; Peer reviewed, 2018)
      During an exceptionally warm September of 2016, the unique, stable weather conditions over Poland allowed for an extensive testing of the new algorithm developed to improve the Meteosat Second Generation (MSG) Spinning ...
    • Validation of SMILES HCl profiles over a wide range from the stratosphere to the lower thermosphere 

      Nara, Seidai; Sato, Tomohiro O.; Yamada, Takayoshi; Fujinawa, Tamaki; Kuribayashi, Kota; Manabe, Takeshi; Froidevaux, Lucien; Livesey, Nathaniel J.; Walker, Kaley A.; Xu, Jian; Schreier, Franz; Orsolini, Yvan; Limpasuvan, Varavut; Kuno, Nario; Kasai, Yasuko (Peer reviewed; Journal article, 2020)
      Hydrogen chloride (HCl) is the most abundant (more than 95 %) among inorganic chlorine compounds Cly in the upper stratosphere. The HCl molecule is observed to obtain long-term quantitative estimations of the total budget ...
    • Validation of the FALL3D model for the 2008 Chaiten eruption using field and satellite data 

      Osores, Maria Soledad; Folch, Arnau; Collini, Estela; Villarosa, Gustavo; Durant, Adam John; Pujol, Gloria; Viramonte, José G. (Peer reviewed; Journal article, 2013)
      The 2008 Chaitén Volcano eruption began on 2 May 2008 with an explosive phase that injected large amounts of tephra into the atmosphere. During the first week of the eruption, volcanic ash clouds were transported for ...
    • Validation of the Sentinel-5 Precursor TROPOMI cloud data withCloudnet, Aura OMI O2–O2, MODIS, and Suomi-NPP VIIR 

      Compernolle, Steven; Argyrouli, Athina; Lutz, Ronny; Sneep, Maarten; Lambert, Jean-Christopher; Fjæraa, Ann Mari; Hubert, Daan; Keppens, Arno; Loyola, Diego; O'Connor, Ewan; Romahn, Fabian; Stammes, Piet; Verhoelst, Tijl; Wang, Ping (Peer reviewed; Journal article, 2021)
      Accurate knowledge of cloud properties is essential to the measurement of atmospheric composition from space. In this work we assess the quality of the cloud data from three Copernicus Sentinel-5 Precursor (S5P) TROPOMI ...
    • Validation of the TROPOspheric Monitoring Instrument (TROPOMI) surface UV radiation product 

      Lakkala, Kaisa; Kujanpää, Jukka; Brogniez, Colette; Henriot, Nicolas; Arola, Antti; Aun, Margit; Auriol, Frédérique; Bais, Alkiviadis F.; Bernhard, Germar; De Bock, Veerle; Catalfamo, Maxime; Deroo, Christine; Diémoz, Henri; Egli, Luca; Forestier, Jean-Baptiste; Fountoulakis, Ilias; Garane, Katerina; Garcia, Rosa Delia; Gröbner, Julian; Hassinen, Seppo; Heikkilä, Anu; Henderson, Stuart; Hülsen, Gregor; Johnsen, Bjørn; Kalakoski, Niilo; Karanikolas, Angelos; Karppinen, Tomi; Lamy, Kevin; León-Luis, Sergio F.; Lindfors, Anders V.; Metzger, Jean-Marc; Minvielle, Fanny; Muskatel, Harel B.; Portafaix, Thierry; Redondas, Alberto; Sanchez, Ricardo; Siani, Anna Maria; Svendby, Tove Marit; Tamminen, Johanna (Peer reviewed; Journal article, 2020)
      The TROPOspheric Monitoring Instrument (TROPOMI) onboard the Sentinel-5 Precursor (S5P) satellite was launched on 13 October 2017 to provide the atmospheric composition for atmosphere and climate research. The S5P is a ...
    • Validation practices for satellite soil moisture retrievals: What are (the) errors? 

      Gruber, Alexander; de Lannoy, Gabriëlle J.M; Albergel, Clément; Al-Yaari, Amen; Brocca, Luca; Calvet, Jean-Christophe; Colliander, Andreas; Cosh, Michael H.; Crow, Wade T.; Dorigo, Wouter Arnaud; Draper, Clara Sophie; Hirschi, Martin; Kerr, Yann H.; Konings, Alexandra G.; Lahoz, William A.; McColl, Kaighin Alexander; Montzka, Carsten; Muñoz-Sabater, Joaquín; Peng, Jian; Reichle, Rolf H.; Richaume, Philippe; Rüdiger, Christoph; Scanlon, Tracy; van der Schalie, Robin; Wigneron, Jean Pierre; Wagner, Wolfgang (Peer reviewed; Journal article, 2020)
      This paper presents a community effort to develop good practice guidelines for the validation of global coarse-scale satellite soil moisture products. We provide theoretical background, a review of state-of-the-art ...
    • Variability in Atmospheric Methane From Fossil Fuel and Microbial Sources Over the Last Three Decades 

      Thompson, Rona Louise; Nisbet, E. G.; Pisso, Ignacio; Stohl, Andreas; Blake, D.; Dlugokencky, E. J.; Helmig, D.; White, J. W. C. (Journal article; Peer reviewed, 2018)
      Atmospheric measurements show an increase in CH4 from the 1980s to 1998 followed by a period of near‐zero growth until 2007. However, from 2007, CH4 has increased again. Understanding the variability in CH4 is critical for ...
    • Variations in tropospheric submicron particle size distributions across the European continent 2008-2009 

      Beddows, David C.S.; Dall'Osto, Manuel; Harrison, Roy M.; Kulmala, Markku; Asmi, Ari; Wiedensohler, Alfred; Laj, Paolo G.; Fjæraa, Ann Mari; Sellegri, Karine; Birmili, Wolfram; Bukowiecki, Nicolas; Weingartner, Ernest; Baltensperger, Urs; Ždimal, Vladimir; Ziková, Naděžda; Putaud, Jean-Philippe; Marinoni, Alessandra; Tunved, Peter; Hansson, Hans Christen; Fiebig, Markus; Kivekäs, Niku; Swietlicki, Erik; Lihavainen, Heikki; Asmi, Eija; Ulevičius, Vidmantas; Aalto, Pasi P.; Mihalopoulos, Nikolaos; Kalivitis, Nikos; Kalapov, Ivo; Kiss, Gabor; de Leeuw, Gerrit; Henzing, Bas; O'Dowd, Colin; Jennings, Stephen Gerard; Flentje, Harald; Meinhardt, Frank; Ries, Ludwig; Denier Van Der Gon, Hugo A.C.; Visschedijk, Antoon J.H. (Journal article; Peer reviewed, 2014)
    • Versailles project on advanced materials and standards (VAMAS) interlaboratory study on measuring the number concentration of colloidal gold nanoparticles 

      Minelli, Caterina; Wywijas, Magdalena; Bartczak, Dorota; Cuello-Nuñez, Susana; Infante, Heidi Goenaga; Deumer, Jerome; Gollwitzer, Christian; Krumrey, Michael; Murphy, Karen E.; Johnson, Monique E.; Bustos, Antonio R. Montoro; Strenge, Ingo H.; Faure, Bertrand; Høghøj, Peter; Tong, Vivian; Burr, Loïc; Norling, Karin; Höök, Fredrik; Roesslein, Matthias; Kocic, Jovana; Hendriks, Lyndsey; Kestens, Vikram; Ramaye, Yannic; Lopez, Maria C. Contreras; Auclair, Guy; Mehn, Dora; Gilliland, Douglas; Potthoff, Annegret; Oelschlägel, Kathrin; Tentschert, Jutta; Jungnickel, Harald; Krause, Benjamin C.; Hachenberger, Yves U.; Reichardt, Philipp; Luch, Andreas; Whittaker, Thomas E.; Stevens, Molly M.; Gupta, Shalini; Singh, Akash; Lin, Fang-Hsin; Liu, Yi-Hung; Costa, Anna Luisa; Baldisserri, Carlo; Jawad, Rid; Andaloussi, Samir E. L.; Holme, Margaret N.; Lee, Tae Geol; Kwak, Minjeong; Kim, Jaeseok; Ziebel, Johanna; Guignard, Cedric; Cambier, Sebastien; Contal, Servane; Gutleb, Arno; Tatarkiewicz, Jan; Jankiewicz, Bartlomiej J.; Bartosewicz, Bartosz; Wu, Xiaochun; Fagan, Jeffrey A.; Elje, Elisabeth; Rundén-Pran, Elise; Dusinska, Maria; Kaur, Inder Preet; Price, David; Nesbitt, Ian; O'Reilly, Sarah; Peters, Ruud J. B.; Bucher, Guillaume; Coleman, Dennis; Harrison, Angela J.; Ghanem, Antoine; Gering, Anne; McCarron, Eileen; Fitzgerald, Niamh; Cornelis, Geert; Tuoriniemi, Jani; Sakai, Midori; Tsuchida, Hidehisa; Maguire, Ciarán; Prina-Mello, Adriele; Lawlor, Alan J.; Adams, Jessica; Schultz, Carolin L.; Constantin, Doru; Thanh, Nguyen Thi Kim; Tung, Le Duc; Panariello, Luca; Damilos, Spyridon; Gavriilidis, Asterios; Lynch, Iseult; Fryer, Benjamin; Quevedo, Ana Carrazco; Guggenheim, Emily; Briffa, Sophie; Valsami-Jones, Eugenia; Huang, Yuxiong; Keller, A.; Kinnunen, Virva-Tuuli; Perämäki, Siiri; Krpetic, Zeljka; Greenwood, Michael; Shard, Alexander G. (Peer reviewed; Journal article, 2022)
      We describe the outcome of a large international interlaboratory study of the measurement of particle number concentration of colloidal nanoparticles, project 10 of the technical working area 34, “Nanoparticle Populations” ...
    • Very strong atmospheric methane growth in the four years 2014‐2017: Implications for the Paris Agreement 

      Nisbet, E. G.; Manning, M. R.; Dlugokencky, E. J.; Fisher, R. E.; Lowry, D.; Michel, S. E.; Myhre, Cathrine Lund; Platt, Stephen Matthew; Allen, G.; Bousquet, P.; Brownlow, R.; Cain, M.; France, J. L.; Hermansen, Ove; Hossaini, R.; Jones, A. E.; Levin, I.; Manning, A. C.; Myhre, Gunnar; Pyle, J. A.; Vaughn, B.; Warwick, N. J.; White, James W. C. (Journal article; Peer reviewed, 2019)
    • Volcanic ash infrared signature: Porous non-spherical ash particle shapes compared to homogeneous spherical ash particles 

      Kylling, Arve; Kahnert, Michael; Lindqvist, Hannakaisa; Nousiainen, Timo (Journal article; Peer reviewed, 2014)
    • Vulnerability and resilience of the carbon exchange of a subarctic peatland to an extreme winter event 

      Parmentier, Frans-Jan W.; Rasse, Daniel; Lund, Magnus; Bjerke, Jarle W.; Drake, Bert G.; Weldon, Simon Mark; Tømmervik, Hans; Hansen, Georg Heinrich (Journal article; Peer reviewed, 2018)
      Extreme winter events that damage vegetation are considered an important climatic cause of arctic browning—a reversal of the greening trend of the region—and possibly reduce the carbon uptake of northern ecosystems. ...
    • WACCM simulations: Decadal winter-to-spring climate impact on middle atmosphere and troposphere from medium energy electron precipitation 

      Guttu, Sigmund; Orsolini, Yvan; Stordal, Frode; Limpasuvan, Varavut; Marsh, Daniel R. (Peer reviewed; Journal article, 2020)
      Energetic particle precipitation is one of the main processes by which the sun influences atmospheric composition and structure. The polar middle atmosphere is chemically disturbed by the precipitation-induced production ...
    • Warm Arctic–cold Siberia: comparing the recent and the early 20th century Arctic warmings 

      Wegmann, Martin; Orsolini, Yvan; Zolina, Olga (Journal article; Peer reviewed, 2018)
      The Warm Arctic–cold Siberia surface temperature pattern during recent boreal winter is suggested to be triggered by the ongoing decrease of Arctic autumn sea ice concentration and has been observed together with an increase ...
    • Webcrawling and machine learning as a new approach for the spatial distribution of atmospheric emissions 

      Lopez-Aparicio, Susana; Grythe, Henrik; Vogt, Matthias; Pierce, Matthew; Vallejo, Islen (Journal article; Peer reviewed, 2018)
      In this study we apply two methods for data collection that are relatively new in the field of atmospheric science. The two developed methods are designed to collect essential geo-localized information to be used as input ...
    • We’re only in it for the knowledge? A problem solving turn in environment and health expert elicitation 

      Keune, Hans; Gutleb, Arno; Zimmer, Karin; Ravnum, Solveig; Yang, Aileen; Bartonova, Alena; von Krauss, Martin Krayer; Ropstad, Erik; Eriksen, Gunnar Sundstøl; Saunders, Margaret; Magnanti, Brooke; Forsberg, Bertil (Journal article; Peer reviewed, 2012)
    • What caused a record high PM10 episode in northern Europe in October 2020? 

      Zwaaftink, Christine Groot; Aas, Wenche; Eckhardt, Sabine; Evangeliou, Nikolaos; Hamer, Paul David; Johnsrud, Mona; Kylling, Arve; Platt, Stephen Matthew; Stebel, Kerstin; Uggerud, Hilde Thelle; Yttri, Karl Espen (Peer reviewed; Journal article, 2022)
      In early October 2020, northern Europe experienced an episode with poor air quality due to high concentrations of particulate matter (PM). At several sites in Norway, recorded weekly values exceeded historical maximum PM10 ...
    • What do we know about the production and release of persistent organic pollutants in the global environment? 

      Li, Li; Cheng, Chengkang; Li, Dingsheng; Breivik, Knut; Abbasi, Golnoush; Li, Yi-Fan (Journal article, 2022)
      Information on the global production and environmental releases of persistent organic pollutants (POPs) is of critical importance for regulating and eliminating these chemical substances of worldwide environmental and ...
    • What is the effect of phasing out long-chain per- and polyfluoroalkyl substances on the concentrations of perfluoroalkyl acids and their precursors in the environment? A systematic review 

      Land, Magnus; de Wit, Cynthia A.; Bignert, Anders; Cousins, Ian T.; Herzke, Dorte; Johansson, Jana H.; Martin, Jonathan W. (Journal article; Peer reviewed, 2018)
    • What is the effect of phasing out long-chain per- and polyfluoroalkyl substances on the concentrations of perfluoroalkyl acids and their precursors in the environment? A systematic review protocol 

      Land, Magnus; de Wit, Cynthia A.; Cousins, Ian T.; Herzke, Dorte; Johansson, Jana; Martin, Jonathan W. (Journal article; Peer reviewed, 2015)