Diagnosing observed stratospheric water vapor relationships to the cold point tropical tropopause

W Randel, M Park - Journal of Geophysical Research …, 2019 - Wiley Online Library
Dehydration at the tropical cold point tropopause primarily controls the entry value of water
vapor to the stratosphere, with additional (uncertain) contributions from subtropical …

[HTML][HTML] Persistence of moist plumes from overshooting convection in the Asian monsoon anticyclone

SM Khaykin, E Moyer, M Krämer… - Atmospheric …, 2022 - acp.copernicus.org
The Asian monsoon anticyclone (AMA) represents one of the wettest regions in the lower
stratosphere (LS) and is a key contributor to the global annual maximum in LS water vapour …

Deep-convective influence on the upper troposphere–lower stratosphere composition in the Asian monsoon anticyclone region: 2017 StratoClim campaign results

S Bucci, B Legras, P Sellitto, F d'Amato… - Atmospheric …, 2020 - acp.copernicus.org
The StratoClim stratospheric aircraft campaign took place in summer 2017 in Nepal (27 July–
10 August) and provided for the first time a wide dataset of observations of air composition …

[HTML][HTML] Upward transport into and within the Asian monsoon anticyclone as inferred from StratoClim trace gas observations

M von Hobe, F Ploeger, P Konopka… - Atmospheric …, 2021 - acp.copernicus.org
Every year during the Asian summer monsoon season from about mid-June to early
September, a stable anticyclonic circulation system forms over the Himalayas. This Asian …

In situ observations of CH2Cl2 and CHCl3 show efficient transport pathways for very short-lived species into the lower stratosphere via the Asian and the North …

V Lauther, B Vogel, J Wintel, A Rau… - Atmospheric …, 2022 - acp.copernicus.org
Efficient transport pathways for ozone-depleting very short-lived substances (VSLSs) from
their source regions into the stratosphere are a matter of current scientific debate; however …

[HTML][HTML] The efficiency of transport into the stratosphere via the Asian and North American summer monsoon circulations

X Yan, P Konopka, F Ploeger… - Atmospheric …, 2019 - acp.copernicus.org
Transport of pollutants into the stratosphere via the Asian summer monsoon (ASM) or North
American summer monsoon (NASM) may affect the atmospheric composition and climate …

Upper tropospheric moistening during the Asian summer monsoon in a changing climate

BB Singh, R Krishnan, TP Sabin, RK Vellore… - Climate Dynamics, 2024 - Springer
This study investigates the projected changes in the upper troposphere and lower
stratosphere (UTLS) water vapor over the Asian summer monsoon (ASM) region based on …

Extensive coverage of ultrathin tropical tropopause layer cirrus clouds revealed by balloon-borne lidar observations

T Lesigne, F Ravetta, A Podglajen… - Atmospheric …, 2024 - acp.copernicus.org
Tropical tropopause layer (TTL) clouds have a significant impact on the Earth's radiative
budget and regulate the amount of water vapor entering the stratosphere. Estimating the …

Quasi-biennial oscillation modulation of stratospheric water vapour in the Asian monsoon

C Peña-Ortiz, NP Plaza, D Gallego… - … Chemistry and Physics, 2024 - acp.copernicus.org
The Asian monsoon (AM) plays a key role in the transport of water vapour to the lower
stratosphere and contributes significantly to the wet phase of the annual global stratospheric …

Moist bias in the Pacific upper troposphere and lower stratosphere (UTLS) in climate models affects regional circulation patterns

F Ploeger, T Birner, E Charlesworth… - Atmospheric …, 2024 - acp.copernicus.org
Water vapour in the upper troposphere and lower stratosphere (UTLS) is a key radiative
agent and a crucial factor in the Earth's climate system. Here, we investigate a common …