Blar i NILU Brage på forfatter "Sharma, Sangeeta"
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Arctic air pollution: Challenges and opportunities for the next decade
Arnold, Steve R.; Law, Kathy S.; Brock, Charles A.; Thomas, Jennie L.; Starkweather, Sandra M.; von Salzen, Knut; Stohl, Andreas; Sharma, Sangeeta; Lund, Marianne Tronstad; Flanner, Mark G.; Petäjä, Tuukka; Tanimoto, Hiroshi; Gamble, Jim; Dibb, Jack E.; Melamed, Megan; Johnson, Noor; Fidel, Maryann; Tynkkynen, Veli-Pekka; Baklanov, Alexander; Eckhardt, Sabine; Monks, Sarah A.; Browse, Jo; Bozem, Heike (Journal article; Peer reviewed, 2016) -
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 ... -
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 (Peer reviewed; Journal article, 2022)Aerosols play an important yet uncertain role in modulating the radiation balance of the sensitive Arctic atmosphere. Organic aerosol is one of the most abundant, yet least understood, fractions of the Arctic aerosol mass. ... -
A global analysis of climate-relevant aerosol properties retrieved from the network of Global Atmosphere Watch (GAW) near-surface observatories
Laj, Paolo; Bigi, Alessandro; Rose, Clemence; Andrews, Elisabeth; Myhre, Cathrine Lund; Coen, Martine Collaud; Lin, Yong; Wiedensohler, Alfred; Schulz, Michael; Ogren, John A.; Fiebig, Markus; Gliss, Jonas; Mortier, Augustin; Pandolfi, Marco; Petäjä, Tuukka; Kim, Sang-Woo; Aas, Wenche; Putaud, Jean-Philippe; Mayol-Bracero, Olga; Keywood, Melita; Labrador, Lorenzo; Aalto, Pasi; Ahlberg, Erik; Arboledas, Lucas Alados; Alastuey, Andrés; Andrade, Marcos; Artiñano, Begoña; Ausmeel, Stina; Arsov, Todor; Asmi, Eija; Backman, John; Baltensperger, Urs; Bastian, Susanne; Bath, Olaf; Beukes, Johan Paul; Brem, Benjamin T.; Bukowiecki, Nicolas; Conil, Sébastien; Couret, Cedric; Day, Derek; Dayantolis, Wan; Degorska, Anna; Eleftheriadis, Konstantinos; Fetfatzis, Prodromos; Favez, Olivier; Flentje, Harald; Gini, Maria I.; Gregorič, Asta; Gysel-Beer, Martin; Hallar, A. Gannet; Hand, Jenny; Hoffer, András; Hueglin, Christoph; Hooda, Rakesh K.; Hyvärinen, Antti; Kalapov, Ivo; Kalivitis, Nikos; Kasper-Giebl, Anne; Kim, Jeong Eun; Kouvarakis, Giorgos; Kranjc, Irena; Krejci, Radovan; Kulmala, Markku; Labuschagne, Casper; Lee, Hae-Jung; Lihavainen, Heikki; Lin, Neng-Huei; Löschau, Gunter; Luoma, Krista; Marinoni, Angela; Dos Santos, Sebastiao Martins; Meinhardt, Frank; Merkel, Maik; Metzger, Jean-Marc; Mihalopoulos, Nikolaos; Nguyen, Nhat Anh; Ondráček, Jakub; Pérez, Noemi; Perrone, Maria Rita; Petit, Jean-Eudes; Picard, David; Pichon, Jean-Marc; Pont, Veronique; Prats, Natalia; Prenni, Anthony; Reisen, Fabienne; Romano, Salvatore; Sellegri, Karine; Sharma, Sangeeta; Schauer, Gerhard; Sheridan, Patrick; Sherman, James Patrick; Schütze, Maik; Schwerin, Andreas; Sohmer, Ralf; Sorribas, Mar; Steinbacher, Martin; Sun, Junying; Titos, Gloria; Toczko, Barbara; Tuch, Thomas; Tulet, Pierre; Tunved, Peter; Vakkari, Ville; Velarde, Fernando; Velasquez, Patricio; Villani, Paolo; Vratolis, Sterios; Wang, Sheng-Hsiang; Weinhold, Kay; Weller, Rolf; Yela, Margarita; Yus-Diez, Jesus; Ždímal, Vladimir; Zieger, Paul; Ziková, Naděžda (Peer reviewed; Journal article, 2020)Aerosol particles are essential constituents of the Earth's atmosphere, impacting the earth radiation balance directly by scattering and absorbing solar radiation, and indirectly by acting as cloud condensation nuclei. In ... -
Model evaluation of short-lived climate forcers for the Arctic Monitoring and Assessment Programme: a multi-species, multi-model study
Whaley, Cynthia; Mahmood, Rashed; von Salzen, Knut; Winter, Barbara; Eckhardt, Sabine; Arnold, Stephen R.; Beagley, Stephen; Becagli, Silvia; Chien, Rong-You; Christensen, Jesper; Damani, Sujay Manish; Dong, Xinyi; Eleftheriadis, Konstantinos; Evangeliou, Nikolaos; Faluvegi, Gregory; Flanner, Mark G.; Fu, Joshua S.; Gauss, Michael; Giardi, Fabio; Gong, Wanmin; Hjorth, Jens Liengaard; Huang, Lin; Im, Ulas; Kanaya, Yugo; Srinath, Krishnan; Klimont, Zbigniew; Kuhn, Thomas; Langner, Joakim; Law, Kathy S.; Marelle, Louis; Massling, Andreas; Oliviè, Dirk Jan Leo; Onishi, Tatsuo; Oshima, Naga; Peng, Yiran; Plummer, David A.; Pozzoli, Luca; Popovicheva, Olga; Raut, Jean-Christophe; Sand, Maria; Saunders, Laura; Schmale, Julia; Sharma, Sangeeta; Skeie, Ragnhild Bieltvedt; Skov, Henrik; Taketani, Fumikazu; Thomas, Manu Anna; Traversi, Rita; Tsigaridis, Kostas; Tsyro, Svetlana; Turnock, Steven T; Vitale, Vito; Walker, Kaley A.; Wang, Minqi; Watson-Parris, Duncan; Weiss-Gibbons, Tahya (Peer reviewed; Journal article, 2022)While carbon dioxide is the main cause for global warming, modeling short-lived climate forcers (SLCFs) such as methane, ozone, and particles in the Arctic allows us to simulate near-term climate and health impacts for a ... -
Multidecadal trend analysis of in situ aerosol radiative properties around the world
Coen, Martine Collaud; Andrews, Elisabeth; Alastuey, Andrés; Arsov, Todor Petkov; Backman, John; Brem, Benjamin T.; Bukowiecki, Nicolas; Couret, Cedric; Eleftheriadis, Konstantinos; Flentje, Harald; Fiebig, Markus; Gysel-Beer, Martin; Hand, Jenny; Hoffer, András; Hooda, Rakesh; Hueglin, Christoph; Joubert, Warren; Keywood, Melita; Kim, Jeong Eun; Kim, Sang-Woo; Labuschagne, Casper; Lin, Neng-Huei; Lin, Yong; Myhre, Cathrine Lund; Luoma, Krista; Lyamani, Hassan; Marinoni, Angela; Mayol-Bracero, Olga L.; Mihalopoulos, Nikos; Pandolfi, Marco; Prats, Natalia; Prenni, Anthony J.; Putaud, Jean-Philippe; Ries, Ludwig; Reisen, Fabienne; Sellegri, Karine; Sharma, Sangeeta; Sheridan, Patrick; Sherman, James Patrick; Sun, Junying; Titos, Gloria; Torres, Elvis; Tuch, Thomas; Weller, Rolf; Wiedensohler, Alfred; Zieger, Paul; Laj, Paolo (Peer reviewed; Journal article, 2020)In order to assess the evolution of aerosol parameters affecting climate change, a long-term trend analysis of aerosol optical properties was performed on time series from 52 stations situated across five continents. The ... -
On Aethalometer measurement uncertainties and an instrument correction factor for the Arctic
Backman, John; Schmeisser, Lauren N.; Virkkula, Aki; Ogren, John A.; Asmi, Eija; Starkweather, Sandra; Sharma, Sangeeta; Eleftheriadis, Konstantinos; Uttal, Taneil; Jefferson, Anne; Bergin, Michael H.; Makshtas, Alexander; Tunved, Peter; Fiebig, Markus (Journal article; Peer reviewed, 2017) -
Seasonality of aerosol optical properties in the Arctic
Schmeisser, Lauren; Backman, John; Ogren, John A.; Andrews, Elisabeth; Asmi, Eija; Starkweather, Sandra; Uttal, Taneil; Fiebig, Markus; Sharma, Sangeeta; Eleftheriadis, Kostas; Vratolis, Stergios; Bergin, Michael; Tunved, Peter; Jefferson, Anne (Journal article; Peer reviewed, 2018)Given the sensitivity of the Arctic climate to short-lived climate forcers, long-term in situ surface measurements of aerosol parameters are useful in gaining insight into the magnitude and variability of these climate ... -
Seasonality of the particle number concentration and size distribution: a global analysis retrieved from the network of Global Atmosphere Watch (GAW) near-surface observatories
Rose, Clemence; Coen, Martine Collaud; Andrews, Elisabeth; Lin, Yong; Bossert, Isaline; Myhre, Cathrine Lund; Tuch, Thomas; Wiedensohler, Alfred; Fiebig, Markus; Aalto, Pasi; Alastuey, Andrés; Alonso-Blanco, Elisabeth; Andrade, Marcos; Artiñano, Begoña; Arsov, Todor; Baltensperger, Urs; Bastian, Susanne; Bath, Olaf; Beukes, Johan Paul; Brem, Benjamin T.; Bukowiecki, Nicolas; Casquero-Vera, Juan Andres; Conil, Sébastien; Eleftheriadis, Konstantinos; Favez, Olivier; Flentje, Harald; Gini, Maria I.; Gómez-Moreno, Francisco Javier; Gysel-Beer, Martin; Hallar, Anna Gannet; Kalapov, Ivo; Kalivitis, Nikos; Kasper-Giebl, Anne; Keywood, Melita; Kim, Jeong Eun; Kim, Sang-Woo; Kristensson, Adam; Kulmala, Markku; Lihavainen, Heikki; Lin, Neng-Huei; Lyamani, Hassan; Marinoni, Angela; Dos Santos, Sebastiao Martins; Mayol-Bracero, Olga; Meinhardt, Frank; Merkel, Maik; Metzger, Jean-Marc; Mihalopoulos, Nikolaos; Ondráček, Jakub; Pandolfi, Marco; Pérez, Noemi; Petäjä, Tuukka; Petit, Jean-Eudes; Picard, David; Pichon, Jean-Marc; Pont, Veronique; Putaud, Jean-Philippe; Reisen, Fabienne; Sellegri, Karine; Sharma, Sangeeta; Schauer, Gerhard; Sheridan, Patrick; Sherman, James Patrick; Schwerin, Andreas; Sohmer, Ralf; Sorribas, Mar; Sun, Junying; Tulet, Pierre; Vakkari, Ville; van Zyl, Pieter Gideon; Velarde, Fernando; Villani, Paolo; Vratolis, Stergios; Wagner, Zdenek; Wang, Sheng-Hsiang; Weinhold, Kay; Weller, Rolf; Yela, Margarita; Ždímal, Vladimir; Laj, Paolo G. (Peer reviewed; Journal article, 2021)Aerosol particles are a complex component of the atmospheric system which influence climate directly by interacting with solar radiation, and indirectly by contributing to cloud formation. The variety of their sources, as ...