Publications

CleanCloud on Zenodo

Check out our Zenodo repository for publications and reports/deliverables

Annual cycle of surface-coupling effects on Arctic mixed-phase clouds during MOSAiC

Hannes J. Griesche, Ronny Engelmann, Martin Radenz, Julian Hofer, Dietrich Althausen, Albert Ansmann, Kevin Barry, Jessie Creamean, Cristofer Jimenez, and Patric Seifert

AMOC weakening in response to global and regional reductions in aerosol emissions

Robert J Allen, Timothy Carson, Wei Liu, Laura J Wilcox, Bjørn H Samset, Sharar Ahmadi, Annica M L Ekman, Maxwell T Elling, Luke Fraser-Leach, Paul Griffiths, James Keeble, Tsuyoshi Koshiro, Paul Kushner, Anna Lewinschal, Molly MacRae, Risto Makkonen, Joonas Merikanto, Pierre Nabat, Larissa Nazarenko, Declan O’Donnell, Naga Oshima, David Paynter, Geeta Persad, Steven T Rumbold, Neil Swart, Toshihiko Takemura, Kostas Tsigaridis, Knut von Salzen, Daniel M Westervelt and Taufiq Hassan

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Aerosol-Cloud Interactions: Overcoming a Barrier to Projecting Near-Term Climate Evolution and Risk

Ulas Im , Bjørn H. Samset , Athanasios Nenes, Jennie L. Thomas, Harri Kokkola, Oleg Dubovik, Vassilis Amiridis, Antti Arola, Nicolas Bellouin, Angela Benedetti, Merete Bilde, Sara Blichner, Stefano Decesari, Annica M. L. Ekman, Carlos Pérez García-Pando, Silke Gross, Edward Gryspeerdt, Otto Hasekamp, Ralph A. Kahn, Anton Laakso, Ulrike Lohmann, Louis Marelle, Andreas H. Massling, Cathrine Lund Myhre, Mira Pöhlker, Johannes Quaas, Tomi Raatikainen, Ilona Riipinen, Julia Schmale, Patric Seifert, Henrik Skov, Chris Smith, Moa K. Sporre, Philip Stier, Trude Storelvmo, Kostas Tsigaridis, Bastiaan van Diedenhoven, Annele Virtanen, Ulla Wandinger, Laura J. Wilcox, Paul Zieger

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Implementation of primary and secondary ice production in EC-Earth3-AerChem: global impacts and insights

Montserrat Costa-Surós, María Gonçalves Ageitos, Marios Chatziparaschos, Paraskevi Georgakaki, Manu Anna Thomas, Gilbert Montané Pinto, Stelios Myriokefalitakis, Twan van Noije, Philippe Le Sager, Maria Kanakidou, Athanasios Nenes, and Carlos Pérez García-Pando

Uncertainty in aerosol effective radiative forcing from anthropogenic and natural aerosol parameters in ECHAM6.3-HAM2.3

Yusuf A. Bhatti, Duncan Watson-Parris, Leighton A. Regayre, Hailing Jia, David Neubauer, Ulas Im, Carl Svenhag, Nick Schutgens, Athanasios Tsikerdekis, Athanasios Nenes, Muhammed Irfan, Bastiaan van Diedenhoven, Ardit Arifi, Guangliang Fu, and Otto P. Hasekamp

CMIP7 data request: impacts and adaptation priorities and opportunities

Alex C. Ruane, Charlotte L. Pascoe, Claas Teichmann, David J. Brayshaw, Carlo Buontempo, Ibrahima Diouf, Jesus Fernandez, Paula L. M. Gonzalez, Birgit Hassler, Vanessa Hernaman, Ulas Im, Doroteaciro Iovino, Martin Juckes, Iréne L. Lake, Timothy Lam, Xiaomao Lin, Jiafu Mao, Negin Nazarian, Sylvie Parey, Indrani Roy, Wan-Ling Tseng, Briony Turner, Andrew Wiebe, Lei Zhao, and Damaris Zurell

Large discrepancies in dominant microphysical processes governing mixed-phase clouds across climate models

Hannah C. Frostenberg, Montserrat Costa-Surós, Paraskevi Georgakaki, Ulrike Proske, Georgia Sotiropoulou, Eleanor May, David Neubauer, Patrick Eriksson, María Gonçalves Ageitos, Athanasios Nenes,Carlos Pérez García-Pando, Øyvind Seland, Luisa Ickes

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Regional variability of aerosol impacts on clouds and radiation in global kilometer-scale simulations

Ross J. Herbert, Andrew I. L. Williams, Philipp Weiss, Duncan Watson-Parris, Elisabeth Dingley, Daniel Klocke, and Philip Stier

Assessing the global contribution of marine aerosols, terrestrial bioaerosols, and desert dust to ice-nucleating particle concentrations

Marios Chatziparaschos, Stelios Myriokefalitakis, Nikos Kalivitis, Nikos Daskalakis, Athanasios Nenes, María Gonçalves Ageitos, Montserrat Costa-Surós, Carlos Pérez García-Pando, Mihalis Vrekoussis, and Maria Kanakidou

Weak liquid water path response in ship tracks

Anna Tippett, Edward Gryspeerdt, Peter Manshausen, Philip Stier, and Tristan W. P. Smith

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Ship‐Based Lidar Evaluation of Southern Ocean Low Cloudsin the Storm‐Resolving General Circulation Model ICONand the ERA5 and MERRA‐2 Reanalyses

Peter Kuma, Frida A.-M. Bender, Adrian J. McDonald, Simon P. Alexander, Greg M. McFarquhar, John J. Cassano, Graeme E. Plank, Sean Hartery, Simon Parsons, Sally Garrett, Alex J. Schuddeboom, Anna Possner

Quantifying submicrometer atmospheric aerosol chemical composition using nanoelectromechanical Fourier transform infrared spectroscopy

Mihnea Surdu, Radiance Calmer, Jelena Timarac-Popović, Tatjana Penn, Niklas Luhmann, Johannes Hiesberger, Veljko Vukićević, Erine Alvino Démolis, Lionel Favre, Berkay Dönmez, Hajrudin Bešić, Kostas Kanellopulos, Silvan Schmid, Josiane P. Lafleur, Satoshi Takahama, Julia Schmale

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A causal intercomparison framework unravels precipitation drivers in Global Storm-Resolving Models

Lucile Ricard, Tom Beucler, Claudia Christine Stephan, Athanasios Nenes

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Europe will struggle to meet the new WHO Air Quality Guidelines

Ulas Im, Zhuyun Ye, Nina Schuhen, Sourangsu Chowdhury, Jesper H. Christensen, Camilla Geels, Risto Hänninen, Øivind Hodnebrog, Louis Marelle, Mikhail Sofiev, Jørgen Brandt & Kristin Aunan

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ICON-HAM-lite 1.0: simulating the Earth system with interactive aerosols at kilometer scales

Philipp Weiss, Ross Herbert, and Philip Stier

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Characterizing Uncertainty in Deep Convection Triggering Using Explainable Machine Learning

Greta A. Miller, Philip Stier, Hannah M. Christensen

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RaFSIP: Parameterizing Ice Multiplication in Models Using a Machine Learning Approach

Paraskevi Georgakaki, Athanasios Nenes

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East Asian aerosol cleanup has likely contributed to the recent acceleration in global warming

Bjørn H. Samset, Laura J. Wilcox, Robert J. Allen, Camilla W. Stjern, Marianne T. Lund, Sharar Ahmadi, Annica Ekman, Maxwell T. Elling, Luke Fraser-Leach, Paul Griffiths, James Keeble, Tsuyoshi Koshiro, Paul Kushner, Anna Lewinschal, Risto Makkonen, Joonas Merikanto, Pierre Nabat, Larissa Narazenko, Declan O’Donnell, Naga Oshima, Steven T. Rumbold, Toshihiko Takemura, Kostas Tsigaridis & Daniel M. Westervelt

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Impact of wildfire smoke on Arctic cirrus formation – Part 2: Simulation of MOSAiC 2019–2020 cases

Albert Ansmann, Cristofer Jimenez, Daniel A. Knopf, Johanna Roschke, Johannes Bühl, Kevin Ohneiser, and Ronny Engelmann

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Climate forcing due to future ozone changes: an intercomparison of metrics and methods

William J. Collins1, Fiona M. O’Connor, Rachael E. Byrom, Øivind Hodnebrog, Patrick Jöckel, Mariano Mertens, Gunnar Myhre, Matthias Nützel, Dirk Olivié, Ragnhild Bieltvedt Skeie, Laura Stecher, Larry W. Horowitz, Vaishali Naik, Gregory Faluvegi, Ulas Im, Lee T. Murray, Drew Shindell, Kostas Tsigaridis, Nathan Luke Abraham, and James Keeble

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The recent and future PM2.5-related health burden in China apportioned by emission source

Jiemei Liu, Jørgen Brandt, Jesper H. Christensen, Zhuyun Ye, Tingsen Chen, Shikui Dong, Camilla Geels, Yuan Yuan, Athanasios Nenes & Ulas Im

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Predicted Concentrations and Optical Properties of Brown Carbon from Biomass Burning over Europe

Ksakousti Skyllakou, Marios-Bruno Korras-Carraca, Christos Matsoukas, Nikos Hatzianastassiou, Spyros N. Pandis, Athanasios Nenes

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Optimal choice of proxy for cloud condensation nucleireduces uncertainty in aerosol-cloud-climate forcing

Hailing Jia, Johannes Quaas, Willem Kroese, Bastiaan van Diedenhoven, Edward Gryspeerdt, Christoph Böhm, Karoline Block, Otto Hasekamp

Revisiting Aerosol–Cloud Interactions From Weekly Cycles

H. Jia, O. Hasekamp, J. Quaas

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Strong reduction in near-surface turbulence due to aerosols in South and East Asia

Øivind Hodnebrog, Kristin Aunan, Sourangsu Chowdhury, Louis Marelle, Gunnar Myhre, Camilla W. Stjern & Shuxiao Wang

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Pristine oceans are a significant source of uncertainty in quantifying global cloud condensation nuclei

Goutam Choudhury, Karoline Block, Mahnoosh Haghighatnasab, Johannes Quaas, Tom Goren, and Matthias Tesche

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High sensitivity of cloud formation to aerosol changes

Annele Virtanen, Jorma Joutsensaari, Harri Kokkola, Daniel G. Partridge, Sara Blichner, Øyvind Seland, Eemeli Holopainen, Emanuele Tovazzi, Antti Lipponen, Santtu Mikkonen, Ari Leskinen, Antti-Pekka Hyvärinen, Paul Zieger, Radovan Krejci, Annica M. L. Ekman, Ilona Riipinen, Johannes Quaas & Sami Romakkaniemi

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A comprehensive characterisation of natural aerosol sources in the high Arctic during the onset of sea ice melt

Gabriel Pereira Freitas, Julia Kojoj, Camille Mavis, Jessie Creamean, Fredrik Mattsson, Lovisa Nilsson, Jennie Spicker Schmidt, Kouji Adachi, Tina Santl-Temkiv, Erik Ahlberg, Claudia Mohr, Ilona Riipinen, and Paul Zieger

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Unraveling Arctic submicron organic aerosol sources: a year-long study by H-NMR and AMS in Ny-Ålesund, Svalbard

Marco Paglione, Yufang Hao, Stefano Decesari, Mara Russo, Karam Mansour, Mauro Mazzola, Diego Fellin, Andrea Mazzanti, Emilio Tagliavini, Manousos Ioannis Manousakas, Evangelia Diapouli, Elena Barbaro, Matteo Feltracco, Kaspar R. Daellenbach, and Matteo Rinaldi

Secondary ice formation in cumulus congestus clouds: insights from observations and aerosol-aware large-eddy simulations

Silvia M. Calderón, Noora Hyttinen, Harri Kokkola, Tomi Raatikainen, R. Paul Lawson, and Sami Romakkaniemi

Multiple oceanic sources of alkylamines in Southern Ocean atmospheres

Manuel Dall´Osto, Mark F. Fitzsimons, James Brean, Preston Chebai Akenga, A. Jones, Tom Lachlan-Cope, Ana Sotomayor, Elisa Berdalet, Dolors Vaque, Roy M. Harrison, Karam Mansour, Matteo Rinaldi, Stefano Decesari, David Beddows & Marco Paglione

Quality over Quantity: Organic Compounds Altering the Antarctic Sea Spray Aerosol Concentrations

Manuel Dall’osto, Matteo Rinaldi, Marta Estrada, Maria Dolors Vaqué Vidal, Elisa Berdalet, Ana Sotomayor, Miguel Cabrera-Brufau, Sebastian Zeppenfeld, David C. S. Beddows, Roy M. Harrison, Manuela Van Pinxteren, Hartmut Herrmann, Stefano Decesari, Marco Paglione

Global quantification of the dispersion effect with POLDER satellite data

Hengqi Wang, Yiran Peng, Antonio Di Noia, Huazhe Shang, Husi Letu, Bastiaan van Diedenhoven, Otto P. Hasekamp, Yangang Liu & Johannes Quaas

Evaluation of semi-implicit and explicit sedimentation approaches in the two-moment cloud microphysics scheme of ICON

Simon Bolt and Nadja Omanovic

Ice-nucleating particles at Ny-Ålesund: a study of condensation freezing by the Dynamic Filter Processing Chamber

Matteo Rinaldi, Alessia Nicosia, Marco Paglione, Karam Mansour, Stefano Decesari, Mauro Mazzola, Gianni Santachiara, and Franco Belosi

MOSAiC studies of long-lasting mixed-phase cloud events and analysis of the liquid-phase properties of Arctic clouds

Cristofer Jimenez, Albert Ansmann, Kevin Ohneiser, Hannes Griesche, Ronny Engelmann, Martin Radenz, Julian Hofer, Dietrich Althausen, Daniel A. Knopf, Sandro Dahlke, Johannes Bühl, Holger Baars, Patric Seifert, and Ulla Wandinger

Contribution of the 2DVD to the investigation of cloud microphysics during the MOSAiC and Cloudlab/PolarCAP campaigns

Tom Gaudek, Cristofer Jimenez, Kevin Ohneiser, Christopher Fuchs, Jan Henneberger, Johannes Bühl, Andi Klamt, Albert Ansmann, Ronny Engelmann, and Patric Seifert

Using a Machine Learning Approach for Isolating Aerosol Effects on Cloud Droplet Number Concentration in Marine Stratocumulus Clouds

Muhammed Irfan, Antti Lipponen, Thomas Kühn, Sami Romakkaniemi, Silvia M. Calderón, Eemeli Holopainen, Annele Virtanen, Antti Arola, Harri Kokkola

High-altitude aerosol chemical characterization and source identification: insights from the CALISHTO campaign

Olga Zografou, Maria Gini, Prodromos Fetfatzis, Konstantinos Granakis, Romanos Foskinis, Manousos Ioannis Manousakas, Fotios Tsopelas, Evangelia Diapouli, Eleni Dovrou, Christina N. Vasilakopoulou, Alexandros Papayannis, Spyros N. Pandis, Athanasios Nenes, and Konstantinos Eleftheriadis

Towards an improved understanding of the impact of clouds and precipitation on the representation of aerosols over the Boreal Forest in GCMs

Sini Talvinen, Paul Kim, Emanuele Tovazzi, Eemeli Holopainen, Roxana Cremer, Thomas Kühn, Harri Kokkola, Zak Kipling, David Neubauer, João C. Teixeira, Alistair Sellar, Duncan Watson-Parris, Yang Yang, Jialei Zhu, Srinath Krishnan, Annele Virtanen, and Daniel G. Partridge

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A Climatological Perspective on Trends and Variability of Cloudiness over the Amazonian Basin during the Last Decades

Fride W. Næss, Abhay Devasthale, Annica M. L. Ekman and Abdelwaheb Hannachi

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Water Vapor Adsorption–Desorption Hysteresis Due to Clustering of Water on Nonporous Surfaces

Yrjö Viisanen, Maria Lbadaoui-Darvas, Ana Alvarez Piedehierro, André Welti, Athanasios Nenes, Ari Laaksonen

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From trees to rain: enhancement of cloud glaciation and precipitation by pollen

Jan Kretzschmar, Mira Pöhlker, Frank Stratmann, Heike Wex, Christian Wirth and Johannes Quaas

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Global quantification of the dispersion effect with POLDER satellite data

Hengqi Wang, Yiran Peng, Antonio Di Noia, Huazhe Shang, Husi Letu, Bastiaan van Diedenhoven, Otto P. Hasekamp, Yangang Liu & Johannes Quaas

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Data-driven modeling of environmental factors influencing Arctic methanesulfonic acid aerosol concentrations

Jakob Boyd Pernov, William H. Aeberhard, Michele Volpi, Eliza Harris, Benjamin Hohermuth, Sakiko Ishino, Ragnhild B. Skeie, Stephan Henne, Ulas Im, Patricia K. Quinn, Lucia M. Upchurch, and Julia Schmale

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On the drivers of ice nucleating particle diurnal variability in Eastern Mediterranean clouds

Kunfeng Gao, Franziska Vogel, Romanos Foskinis, Stergios Vratolis, Maria I. Gini, Konstantinos Granakis, Olga Zografou, Prodromos Fetfatzis, Alexandros Papayannis, Ottmar Möhler, Konstantinos Eleftheriadis & Athanasios Nenes

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Nested cross-validation Gaussian process to model dimethylsulfide mesoscale variations in warm oligotrophic Mediterranean seawater

Karam Mansour, Stefano Decesari, Marco Paglione, Silvia Becagli & Matteo Rinaldi

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Adjustments to Climate Perturbations—Mechanisms, Implications, Observational Constraints

Johannes Quaas, Timothy Andrews, Nicolas Bellouin, Karoline Block, Olivier Boucher, Paulo Ceppi, Guy Dagan, Sabine Doktorowski, Hannah Marie Eichholz, Piers Forster, Tom Goren, Edward Gryspeerdt, Øivind Hodnebrog, Hailing Jia, Ryan Kramer, Charlotte Lange, Amanda C. Maycock, Johannes Mülmenstädt, Gunnar Myhre, Fiona M. O’Connor, Robert Pincus, Bjørn Hallvard Samset, Fabian Senf, Keith P. Shine, Chris Smith, Camilla Weum Stjern, Toshihiko Takemura, Velle Toll, Casey J. Wall

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Biological and dust aerosols as sources of ice-nucleating particles in the eastern Mediterranean: source apportionment, atmospheric processing and parameterization

Kunfeng Gao, Franziska Vogel, Romanos Foskinis, Stergios Vratolis, Maria I. Gini, Konstantinos Granakis, Anne-Claire Billault-Roux, Paraskevi Georgakaki, Olga Zografou, Prodromos Fetfatzis, Alexis Berne, Alexandros Papayannis, Konstantinos Eleftheridadis, Ottmar Möhler, and Athanasios Nenes

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Drivers of droplet formation in east Mediterranean orographic clouds

Romanos Foskinis, Ghislain Motos, Maria I. Gini, Olga Zografou, Kunfeng Gao, Stergios Vratolis, Konstantinos Granakis, Ville Vakkari, Kalliopi Violaki, Andreas Aktypis, Christos Kaltsonoudis, Zongbo Shi, Mika Komppula, Spyros N. Pandis, Konstantinos Eleftheriadis, Alexandros Papayannis, and Athanasios Nenes

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network-based constraint to evaluate climate sensitivity

Lucile Ricard, Fabrizio Falasca, Jakob Runge & Athanasios Nenes

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The Influence of the Planetary Boundary Layer on the Atmospheric State at an Orographic Site at the Eastern Mediterranean

Romanos Foskinis, Kunfeng Gao, Maria I. Gini, Evangelia Diapouli, Stergios Vratolis, Konstantinos Granakis, Olga Zografou, Panagiotis Kokkalis, Mika Komppula, Ville Vakkari, Konstantinos Eleftheriadis, Athanasios Nenes, Alexandros Papayannis

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Simulations of the impact of cloud condensation nuclei and ice-nucleating particles perturbations on the microphysics and radar reflectivity factor of stratiform mixed-phase clouds

Junghwa Lee, Patric Seifert, Tempei Hashino, Maximilian Maahn, Fabian Senf, Oswald Knoth

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Unraveling ice multiplication in winter orographic clouds via in-situ observations, remote sensing and modeling - npj Climate and Atmospheric Science

Paraskevi Georgakaki, Anne-Claire Billault-Roux, Romanos Foskinis, Kunfeng Gao, Georgia Sotiropoulou, Maria Gini, Satoshi Takahama, Konstantinos Eleftheriadis, Alexandros Papayannis, Alexis Berne & Athanasios Nenes

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