Overview: quasi-Lagrangian observations of Arctic air mass transformations – introduction and initial results of the HALO–() aircraft campaign

M Wendisch, S Crewell, A Ehrlich… - Atmospheric …, 2024‏ - acp.copernicus.org
Global warming is amplified in the Arctic. However, numerical models struggle to represent
key processes that determine Arctic weather and climate. To collect data that help to …

Arctic warming by abundant fine sea salt aerosols from blowing snow

X Gong, J Zhang, B Croft, X Yang, MM Frey… - Nature …, 2023‏ - nature.com
The Arctic warms nearly four times faster than the global average, and aerosols play an
increasingly important role in Arctic climate change. In the Arctic, sea salt is a major aerosol …

[HTML][HTML] Ice-nucleating particles in northern Greenland: annual cycles, biological contribution and parameterizations

KCH Sze, H Wex, M Hartmann, H Skov… - Atmospheric …, 2023‏ - acp.copernicus.org
Ice-nucleating particles (INPs) can initiate ice formation in clouds at temperatures above-
38∘ C through heterogeneous ice nucleation. As a result, INPs affect cloud microphysical …

Intercomparison of MAX-DOAS vertical profile retrieval algorithms: studies on field data from the CINDI-2 campaign

JL Tirpitz, U Frieß, F Hendrick, C Alberti… - Atmospheric …, 2020‏ - amt.copernicus.org
Multi-A**s Differential Optical Absorption Spectroscopy (MAX-DOAS) is a well-established
ground-based measurement technique for the detection of aerosols and trace gases …

[HTML][HTML] A full year of aerosol size distribution data from the central Arctic under an extreme positive Arctic Oscillation: insights from the Multidisciplinary drifting …

M Boyer, D Aliaga, JB Pernov, H Angot… - Atmospheric …, 2023‏ - acp.copernicus.org
The Arctic environment is rapidly changing due to accelerated warming in the region. The
warming trend is driving a decline in sea ice extent, which thereby enhances feedback loops …

The representation of sea salt aerosols and their role in polar climate within CMIP6

R Lapere, JL Thomas, L Marelle… - Journal of …, 2023‏ - Wiley Online Library
Natural aerosols and their interactions with clouds remain an important uncertainty within
climate models, especially at the poles. Here, we study the behavior of sea salt aerosols …

Polar aerosol atmospheric rivers: Detection, characteristics, and potential applications

R Lapere, JL Thomas, V Favier, H Angot… - Journal of …, 2024‏ - Wiley Online Library
Aerosols play a key role in polar climate, and are affected by long‐range transport from the
mid‐latitudes, both in the Arctic and Antarctic. This work investigates poleward extreme …

FLEXPART version 11: Improved accuracy, efficiency, and flexibility

L Bakels, D Tatsii, A Tipka, R Thompson… - Geoscientific Model …, 2024‏ - gmd.copernicus.org
Numerical methods and simulation codes are essential for the advancement of our
understanding of complex atmospheric processes. As technology and computer hardware …

Automated identification of local contamination in remote atmospheric composition time series

I Beck, H Angot, A Baccarini, L Dada… - Atmospheric …, 2022‏ - amt.copernicus.org
Atmospheric observations in remote locations offer a possibility of exploring trace gas and
particle concentrations in pristine environments. However, data from remote areas are often …

Surface impacts and associated mechanisms of a moisture intrusion into the Arctic observed in mid-April 2020 during MOSAiC

B Kirbus, S Tiedeck, A Camplani, J Chylik… - Frontiers in Earth …, 2023‏ - frontiersin.org
Distinct events of warm and moist air intrusions (WAIs) from mid-latitudes have pronounced
impacts on the Arctic climate system. We present a detailed analysis of a record-breaking …