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Related papers: Understanding cirrus clouds using explainable mach…

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Clouds containing ice particles play a crucial role in the climate system. Yet they remain a source of great uncertainty in climate models and future climate projections. In this work, we create a new observational constraint of…

Atmospheric and Oceanic Physics · Physics 2023-12-14 Kai Jeggle , Mikolaj Czerkawski , Federico Serva , Bertrand Le Saux , David Neubauer , Ulrike Lohmann

Aerosol-cloud interactions (ACI) include various effects that result from aerosols entering a cloud, and affecting cloud properties. In general, an increase in aerosol concentration results in smaller droplet sizes which leads to larger,…

Data Analysis, Statistics and Probability · Physics 2023-01-31 Maëlys Solal , Andrew Jesson , Yarin Gal , Alyson Douglas

Aerosol particles play an important role in the climate system by absorbing and scattering radiation and influencing cloud properties. They are also one of the biggest sources of uncertainty for climate modeling. Many climate models do not…

Machine Learning · Computer Science 2021-09-30 Paula Harder , Duncan Watson-Parris , Dominik Strassel , Nicolas Gauger , Philip Stier , Janis Keuper

Atmospheric aerosols influence the Earth's climate, primarily by affecting cloud formation and scattering visible radiation. However, aerosol-related physical processes in climate simulations are highly uncertain. Constraining these…

Aerosol particles play an important role in the climate system by absorbing and scattering radiation and influencing cloud properties. They are also one of the biggest sources of uncertainty for climate modeling. Many climate models do not…

Machine Learning · Computer Science 2022-07-26 Paula Harder , Duncan Watson-Parris , Philip Stier , Dominik Strassel , Nicolas R. Gauger , Janis Keuper

Clouds play a key role in regulating climate change but are difficult to simulate within Earth system models (ESMs). Improving the representation of clouds is one of the key tasks towards more robust climate change projections. This study…

Atmospheric and Oceanic Physics · Physics 2024-10-28 A. Kaps , A. Lauer , G. Camps-Valls , P. Gentine , L. Gómez-Chova , V. Eyring

The microphysical properties of ice crystals are important because they significantly alter the radiative properties and spatiotemporal distributions of clouds, which in turn strongly affect Earth's climate. However, it is challenging to…

Atmospheric and Oceanic Physics · Physics 2025-07-29 Joseph Ko , Jerry Harrington , Kara Sulia , Vanessa Przybylo , Marcus van Lier-Walqui , Kara Lamb

Aerosol-cloud interactions (ACI) pose the largest uncertainty for climate projections. Among many challenges of understanding ACI, the question of whether ACI is deterministic or stochastic has not been explicitly formulated and asked. Here…

Atmospheric and Oceanic Physics · Physics 2025-05-07 Xiang-Yu Li , Hailong Wang , TC Chakraborty , Armin Sorooshian , Luke D. Ziemba , Christiane Voigt , Kenneth Lee Thornhill

One of the most pressing questions in climate science is that of the effect of anthropogenic aerosol on the Earth's energy balance. Aerosols provide the `seeds' on which cloud droplets form, and changes in the amount of aerosol available to…

Atmospheric and Oceanic Physics · Physics 2019-12-02 Duncan Watson-Parris , Samuel Sutherland , Matthew Christensen , Anthony Caterini , Dino Sejdinovic , Philip Stier

The state of the atmosphere is governed by the classical laws of fluid motion and exhibits correlations in various spatial and temporal scales. These correlations are crucial to understand the short and long term trends in climate. Cirrus…

Statistical Mechanics · Physics 2015-06-24 K. Ivanova , T. P. Ackerman , E. E. Clothiaux , P. Ch. Ivanov , H. E. Stanley , M. Ausloos

Clouds' efficiency at reflecting solar radiation and trapping the terrestrial one is strongly modulated by their diurnal cycle. Much attention has been paid to mean cloud properties due to their critical role in climate projections;…

Atmospheric and Oceanic Physics · Physics 2018-03-06 Jun Yin , Amilcare Porporato

Large bias exists in shortwave cloud radiative effect (SWCRE) of general circulation models (GCMs), attributed mainly to the combined effect of cloud fraction and water contents, whose representations in models remain challenging. Here we…

Atmospheric and Oceanic Physics · Physics 2025-06-30 Hongtao Yang , Guoxing Chen , Wei-Chyung Wang , Qing Bao , Jiandong Li

Cloud-related parameterizations remain a leading source of uncertainty in climate projections. Although machine learning holds promise for Earth system models (ESMs), many data-driven parameterizations lack interpretability, physical…

Atmospheric and Oceanic Physics · Physics 2025-11-25 Arthur Grundner , Tom Beucler , Julien Savre , Axel Lauer , Manuel Schlund , Veronika Eyring

Atmospheric clouds exhibit complex three-dimensional structure and microphysical details that are poorly constrained by the predominantly two-dimensional satellite observations available at global scales. This mismatch complicates…

Atmospheric and Oceanic Physics · Physics 2026-04-13 Emily K. deJong , Nipun Gunawardena , Kevin Smalley , Hassan Beydoun , Peter Caldwell

Aerosol-cloud interactions include a myriad of effects that all begin when aerosol enters a cloud and acts as cloud condensation nuclei (CCN). An increase in CCN results in a decrease in the mean cloud droplet size (r$_{e}$). The smaller…

Atmospheric and Oceanic Physics · Physics 2021-11-04 Andrew Jesson , Peter Manshausen , Alyson Douglas , Duncan Watson-Parris , Yarin Gal , Philip Stier

Changes in aerosol concentrations can modify cloud brightness, producing a strong but poorly constrained influence on Earth's energy balance. Because cloud reflectivity depends on the size distribution of cloud droplets, and aerosol size…

Current AI weather forecasting models predict conventional atmospheric variables but cannot distinguish between cloud microphysical species critical for aviation safety. We introduce AviaSafe, a hierarchical, physics-informed neural…

Machine Learning · Computer Science 2026-02-27 Zijian Zhu , Qiusheng Huang , Anboyu Guo , Xiaohui Zhong , Hao Li

We present a new two-dimensional, bin-scheme microphysical model of cloud formation in the atmospheres of hot Jupiters that includes the effects of longitudinal gas and cloud transport. We predict cloud particle size distributions as a…

Earth and Planetary Astrophysics · Physics 2024-04-16 Diana Powell , Xi Zhang

Context. Using observations to deduce dust properties, grain size distribution, and physical conditions in molecular clouds is a highly degenerate problem. Aims. The coreshine phenomenon, a scattering process at 3.6 and 4.5 $\mu$m that…

We conducted experiments with machine learning techniques to construct dust temperature maps from the CO isotopologue molecular line data in the Orion A molecular cloud. In the classical astrophysical methodology, multi-band continuum data…

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