Record‐low Arctic stratospheric ozone in 2020: MLS observations of chemical processes and comparisons with previous extreme winters

GL Manney, NJ Livesey, ML Santee… - Geophysical …, 2020 - Wiley Online Library
Abstract Aura Microwave Limb Sounder (MLS) measurements show that chemical
processing was critical to the observed record‐low Arctic stratospheric ozone in spring 2020 …

Simulation of record Arctic stratospheric ozone depletion in 2020

JU Grooß, R Müller - Journal of Geophysical Research …, 2021 - Wiley Online Library
In the Arctic winter/spring of 2019/2020, stratospheric temperatures were exceptionally low
until early April and the polar vortex was very stable. As a consequence, significant chemical …

[HTML][HTML] POLSTRACC: Airborne experiment for studying the polar stratosphere in a changing climate with the high altitude and long range research aircraft (HALO)

H Oelhaf, BM Sinnhuber, W Woiwode… - Bulletin of the …, 2019 - journals.ametsoc.org
POLSTRACC: Airborne Experiment for Studying the Polar Stratosphere in a Changing Climate
with the High Altitude and Long Range Research Aircraft (HALO) in: Bulletin of the American …

[HTML][HTML] Investigating the radiative effect of Arctic cirrus measured in situ during the winter 2015–2016

A Marsing, R Meerkötter, R Heller… - Atmospheric …, 2023 - acp.copernicus.org
The radiative energy budget in the Arctic undergoes a rapid transformation compared with
global mean changes. Understanding the role of cirrus clouds in this system is vital, as they …

Unprecedented spring 2020 ozone depletion in the context of 20 years of measurements at Eureka, Canada

K Bognar, R Alwarda, K Strong… - Journal of …, 2021 - Wiley Online Library
In the winter and spring of 2019/2020, the unusually cold, strong, and stable polar vortex
created favorable conditions for ozone depletion in the Arctic. Chemical ozone loss started …

The impact of dehydration and extremely low HCl values in the Antarctic stratospheric vortex in mid-winter on ozone loss in spring

Y Zhang-Liu, R Müller, JU Grooß… - Atmospheric …, 2024 - acp.copernicus.org
Simulations of Antarctic chlorine and ozone chemistry in previous work show that in the core
of the Antarctic vortex (16–18 km, 85–55 hPa, 390–430 K) HCl null cycles (initiated by …

Redistribution of total reactive nitrogen in the lowermost Arctic stratosphere during the cold winter 2015/2016

H Ziereis, P Hoor, JU Grooß, A Zahn… - Atmospheric …, 2022 - acp.copernicus.org
During winter 2015/2016, the Arctic stratosphere was characterized by extraordinarily low
temperatures in connection with a very strong polar vortex and with the occurrence of …

Multi-year total ozone column variability at three Norwegian sites and the influence of Northern Hemisphere Climatic indices

G Boccacci, C Bertolin, S Cavazzani, AM Siani - Atmospheric Environment, 2023 - Elsevier
Total ozone column (TOC) measurements are retrieved from the Ozone Monitoring
Instrument (OMI) onboard the NASA Earth Observing System (EOS) Aura satellite at the …

Nitrification of the lowermost stratosphere during the exceptionally cold Arctic winter 2015–2016

M Braun, JU Grooß, W Woiwode… - Atmospheric …, 2019 - acp.copernicus.org
The Arctic winter 2015–2016 was characterized by exceptionally low stratospheric
temperatures, favouring the formation of polar stratospheric clouds (PSCs) from mid …

Investigating the cloud radiative effect of Arctic cirrus

A Marsing, R Meerkötter, R Heller… - Atmospheric …, 2022 - acp.copernicus.org
The radiative energy budget in the Arctic undergoes a rapid transformation compared to
global mean changes. Understanding the role of cirrus in this system is vital, as they interact …