Aerosol-cloud-climate cooling overestimated by ship-track data

F Glassmeier, F Hoffmann, JS Johnson, T Yamaguchi… - Science, 2021 - science.org
The effect of anthropogenic aerosol on the reflectivity of stratocumulus cloud decks through
changes in cloud amount is a major uncertainty in climate projections. In frequently …

General circulation models simulate negative liquid water path–droplet number correlations, but anthropogenic aerosols still increase simulated liquid water path

J Mülmenstädt, E Gryspeerdt, S Dipu… - Atmospheric …, 2024 - acp.copernicus.org
General circulation models'(GCMs) estimates of the liquid water path adjustment to
anthropogenic aerosol emissions differ in sign from other lines of evidence. This reduces …

Albedo susceptibility of northeastern Pacific stratocumulus: the role of covarying meteorological conditions

J Zhang, X Zhou, T Goren… - … Chemistry and Physics, 2022 - acp.copernicus.org
Quantification of the radiative adjustment of marine low clouds to aerosol perturbations,
regionally and globally, remains the largest source of uncertainty in assessing current and …

Distinct regional meteorological influences on low-cloud albedo susceptibility over global marine stratocumulus regions

J Zhang, G Feingold - Atmospheric Chemistry and Physics, 2023 - acp.copernicus.org
Marine stratocumuli cool the Earth effectively due to their high reflectance of incoming solar
radiation and persistent occurrence. The susceptibility of cloud albedo to droplet number …

Cloud water adjustments to aerosol perturbations are buffered by solar heating in non-precipitating marine stratocumuli

J Zhang, YS Chen, T Yamaguchi… - … Chemistry and Physics, 2024 - acp.copernicus.org
Marine low-level clouds are key to the Earth's energy budget due to their expansive
coverage over global oceans and their high reflectance of incoming solar radiation. Their …

Diurnal evolution of non-precipitating marine stratocumuli in a large-eddy simulation ensemble

YS Chen, J Zhang, F Hoffmann… - Atmospheric …, 2024 - acp.copernicus.org
We explore the cloud system evolution of non-precipitating marine stratocumuli with a focus
on the impacts of the diurnal cycle and free-tropospheric (FT) humidity based on an …

[HTML][HTML] Microphysical, macrophysical, and radiative responses of subtropical marine clouds to aerosol injections

JY Chun, R Wood, P Blossey… - … Chemistry and Physics, 2023 - acp.copernicus.org
Ship tracks in subtropical marine low clouds are simulated and investigated using large-
eddy simulations. Five variants of a shallow subtropical stratocumulus-topped marine …

Evaluation of liquid cloud albedo susceptibility in E3SM using coupled eastern North Atlantic surface and satellite retrievals

AC Varble, PL Ma, MW Christensen… - Atmospheric …, 2023 - acp.copernicus.org
The impact of aerosol number concentration on cloud albedo is a persistent source of
spread in global climate predictions due to multi-scale, interactive atmospheric processes …

Deconvolution of boundary layer depth and aerosol constraints on cloud water path in subtropical stratocumulus decks

A Possner, R Eastman, F Bender… - … Chemistry and Physics, 2020 - acp.copernicus.org
The liquid water path (LWP) adjustment due to aerosol–cloud interactions in marine
stratocumulus remains a considerable source of uncertainty for climate sensitivity estimates …

Cloud microphysical implications for marine cloud brightening: The importance of the seeded particle size distribution

F Hoffmann, G Feingold - Journal of the Atmospheric Sciences, 2021 - journals.ametsoc.org
Marine cloud brightening (MCB) has been proposed as a viable way to counteract global
warming by artificially increasing the albedo and lifetime of clouds via deliberate seeding of …