Higher Antarctic ice sheet accumulation and surface melt rates revealed at 2 km resolution

B Noël, JM van Wessem, B Wouters, L Trusel… - Nature …, 2023 - nature.com
Antarctic ice sheet (AIS) mass loss is predominantly driven by increased solid ice discharge,
but its variability is governed by surface processes. Snowfall fluctuations control the surface …

Process‐based climate model development harnessing machine learning: I. A calibration tool for parameterization improvement

F Couvreux, F Hourdin, D Williamson… - Journal of Advances …, 2021 - Wiley Online Library
The development of parameterizations is a major task in the development of weather and
climate models. Model improvement has been slow in the past decades, due to the difficulty …

Peak refreezing in the Greenland firn layer under future warming scenarios

B Noël, JTM Lenaerts, WH Lipscomb… - Nature …, 2022 - nature.com
Firn (compressed snow) covers approximately 90% of the Greenland ice sheet (GrIS) and
currently retains about half of rain and meltwater through refreezing, reducing runoff and …

Present‐day Greenland ice sheet climate and surface mass balance in CESM2

L van Kampenhout, JTM Lenaerts… - Journal of …, 2020 - Wiley Online Library
The response of the Greenland Ice Sheet (GrIS) to a warmer climate is uncertain on long
time scales. Climate models, such as those participating in the Coupled Model …

The EMIT mission information yield for mineral dust radiative forcing

DS Connelly, DR Thompson, NM Mahowald… - Remote Sensing of …, 2021 - Elsevier
The net direct radiative effect of mineral dust is a large uncertainty in global radiative forcing.
To address this challenge, NASA's Earth Mineral dust source InvesTigation (EMIT) will map …

North Atlantic cooling is slowing down mass loss of Icelandic glaciers

B Noël, G Aðalgeirsdóttir, F Pálsson… - Geophysical …, 2022 - Wiley Online Library
Icelandic glaciers have been losing mass since the Little Ice Age in the mid‐to‐late 1800s,
with higher mass loss rates in the early 21st century, followed by a slowdown since 2011. As …

Primary and secondary ice production: interactions and their relative importance

X Zhao, X Liu - Atmospheric Chemistry and Physics, 2022 - acp.copernicus.org
A discrepancy of up to 5 orders of magnitude between ice crystal and ice nucleating particle
(INP) number concentrations was found in the measurements, indicating the potentially …

Parametrization in weather and climate models

H Christensen, L Zanna - 2022 - ora.ox.ac.uk
Numerical computer models play a key role in Earth science. They are used to make
predictions on timescales ranging from short-range weather forecasts to multi-century …

Assessing the atmospheric response to subgrid surface heterogeneity in the single‐column Community Earth System Model, version 2 (CESM2)

MD Fowler, RB Neale, T Waterman… - Journal of Advances …, 2024 - Wiley Online Library
Land‐atmosphere interactions are central to the evolution of the atmospheric boundary layer
and the subsequent formation of clouds and precipitation. Existing global climate models …

Horizontal resolution sensitivity of the simple convection‐permitting E3SM atmosphere model in a doubly‐periodic configuration

PA Bogenschutz, C Eldred… - Journal of Advances in …, 2023 - Wiley Online Library
We develop a doubly periodic version of the Simple Convection‐Permitting E3SM
Atmosphere Model (SCREAM) to provide an efficient configuration for this global convection …