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Top of clouds (Credit: Jean-Luc Baray, distributed via imaggeo.egu.eu)

AS Atmospheric Sciences Division on Atmospheric Sciences

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European Geosciences Union

Division on Atmospheric Sciences
as.egu.eu

Division on Atmospheric Sciences

President: Philip Stier (Emailas@egu.eu)
Deputy President: Athanasios Nenes (Email)
ECS Representative: Robert Maiwald (Emailecs-as@egu.eu)

The Atmospheric Sciences (AS) Division is one of the largest divisions of the European Geosciences Union. The research areas covered by the division extend from the large-scale dynamical/meteorological processes and systems in the atmosphere (like cyclones and global atmosphere circulation) to the small scale turbulent mixing, they cover the time frame from centuries (in connection with climate research) to seconds (in the context of fast chemistry). Atmospheric sciences include studies of the atmosphere composition, aerosol and cloud physics, gas-particles interactions and chemical reaction kinetics studied in the labs.

Latest posts from the AS blog

From Particles to the Air We Breathe: Dominik Stolzenburg’s Journey into the Hidden Life of Aerosols

Dr. Dominik Stolzenburg is a chemist in atmospheric physics at TU Wien, specializing in aerosol science and air quality. His work focuses on how ultrafine particles form, transform, and affect both climate systems and human health — especially in cities. Through field measurements, modeling, and data analysis, he explores how human and natural emissions interact, helping policymakers shape cleaner, evidence-based environmental strategies. Today, we’re speaking with Dr. Stolzenburg about the invisible but powerful role of aerosols in our atmosphere — …


Have you ever seen a weather forecast map that looked like it was wearing a striped sweater?

This isn’t a new fashion trend in meteorology. For model developers, these unexpected stripes are a sign that something has gone wrong in the complex digital engine that powers our forecasts. Recently, our team at CMA Earth System Modeling and Prediction Centre (CEMC) encountered these very stripes in wind forecasts produced by an operational global model. We played the role of scientific detectives to diagnose the issue, and our findings have just been published in Geoscientific Model Development. So, what …


Harnessing Machine Learning to Advance Tropospheric Ozone Science

Machine learning (ML) and Artificial Intelligence (AI) offer powerful tools to address long-standing scientific challenges. At the molecular scale, we’ve seen projects like AlphaFold discover unknown protein structures and how they might interact with other molecules. At the planetary scale, ML-driven models like GraphCast (Google), AIFS (ECMWF) and ACE (Allen Institute for AI) are revolutionizing weather forecasting with predictive skill and lead times outperforming our leading numerical weather prediction systems. The recent development of AI foundational models, such as Aurora …


“You Can’t Get Around Clouds”: A Conversation with Climate Scientist Ulrike Lohmann

Prof. Dr. Ulrike Lohmann is a leading atmospheric physicist and climate scientist at ETH Zurich’s Institute for Atmospheric and Climate Science, renowned for her pioneering work on clouds, aerosols, and their interactions within the Earth’s climate system. Her research has significantly advanced our understanding of how microscopic particles influence cloud formation and, in turn, the global energy balance—a critical factor in climate modeling and prediction. This year, Prof. Lohmann was honored with the prestigious Vilhelm Bjerknes Medal from the European …

Recent awardees

Ulrike Lohmann

Ulrike Lohmann

  • 2025
  • Vilhelm Bjerknes Medal

The 2025 Vilhelm Bjerknes Medal is awarded to Ulrike Lohmann for outstanding research on cloud-climate interactions; integrating microscale processes and satellite data with global models to assess the radiative effects of clouds on the Earth system.


Dominik Stolzenburg

Dominik Stolzenburg

  • 2025
  • Division Outstanding Early Career Scientist Award

The 2025 Division Outstanding Early Career Scientist Award is awarded to Dominik Stolzenburg for innovative contributions and dedication to the fields of atmospheric chemistry and physics, particularly in the areas of new particle formation and nanoparticle growth.


Andrina Caratsch

Andrina Caratsch

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Andrina Caratsch Will tropical cyclones weaken in a cleaner environment? Composite perspective on ICON ensemble simulations with prescribed aerosols


Claudia Schiavini

Claudia Schiavini

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Claudia Schiavini Concentration fluctuations and risk estimation on indutrial sites


Donghee Lee

Donghee Lee

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Donghee Lee Spatiotemporal pattern analyses of AOD and NO2 VCD in Southeast Asian countries using low-Earth and geostationary orbit satellite data


Felix Goddard

Felix Goddard

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Felix Goddard Airborne microplastic radiative effects: a sensitivity study


Sara M. Vallejo-Bernal

Sara M. Vallejo-Bernal

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Sara M. Vallejo-Bernal Atmospheric Rivers as Interacting Elements of the Earth System: A Complexity Science Perspective


Yi Xiao

Yi Xiao

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Yi Xiao VAE-Var: Variational Autoencoder-Enhanced Variational Methods for Data Assimilation


Yotam Menachem

Yotam Menachem

  • 2025
  • Outstanding Student and PhD candidate Presentation (OSPP) Award

The 2025 Outstanding Student and PhD candidate Presentation (OSPP) Award is awarded to Yotam Menachem Exploring Forest-Atmosphere Interactions Under Heat Extremes in a Semi-Arid Region

Current issue of the EGU newsletter

In our December Issue we we are focusing on positive stories of surprises in science. Asmae Ourkiya shared how a prize established in 1900 to reward anyone making contact with alien life (expect Martians) ended up funding more than a century of astronomy research and innovation. Guest blogger Fernanda Matos described the discovery her autism had been driving her interest in Oceanography for years, in her blog on how we can better support people with disability in geoscience. And we highlight some surprises to avoid in our blog on the Austrian visa and Schengen system ahead of EGU26. Also catch up on all the upcoming dates for webinars and funding, including €10,000 to host a Geoscience Day event in your European country, and share your opinions on where EGU should be focusing strategically in the next 5 years in the EGU Members' Survey. 

All this and much more, in this month's Loupe!

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