Hunga Tonga-Hunga Ha'apai Volcano Impact Model Observation Comparison (HTHH-MOC) Project: Experiment Protocol and Model Descriptions - Archive ouverte HAL
Pré-Publication, Document De Travail Année : 2024

Hunga Tonga-Hunga Ha'apai Volcano Impact Model Observation Comparison (HTHH-MOC) Project: Experiment Protocol and Model Descriptions

1 CSL - NOAA Chemical Sciences Laboratory
2 CIRES - Cooperative Institute for Research in Environmental Sciences
3 NIES - National Institute for Environmental Studies
4 Department of Environmental Science [AU, Washington]
5 GML - ESRL Global Monitoring Laboratory [Boulder]
6 ATMOSPHERE - LATMOS
7 MPIC - Max-Planck-Institut für Chemie
8 GSFC - NASA Goddard Space Flight Center
9 BIRA-IASB - Belgian Institute for Space Aeronomy / Institut d'Aéronomie Spatiale de Belgique
10 ETH Zürich - Eidgenössische Technische Hochschule - Swiss Federal Institute of Technology [Zürich]
11 ATOC - Department of Atmospheric and Oceanic Sciences [Boulder]
12 LASP - Laboratory for Atmospheric and Space Physics [Boulder]
13 SSAI - Science Systems and Applications, Inc. [Lanham]
14 LaRC - NASA Langley Research Center [Hampton]
15 Copernicus Institute of Sustainable Development [Utrecht]
16 BOKU - Universität für Bodenkultur Wien = University of Natural Resources and Life Sciences [Vienne, Autriche]
17 LOCEAN - Laboratoire d'Océanographie et du Climat : Expérimentations et Approches Numériques
18 SEE - School of Earth and Environment [Leeds]
19 NIWA - National Institute of Water and Atmospheric Research [Wellington]
20 School of Physical and Chemical Sciences [Christchurch]
21 Department of Chemistry [Copenhagen]
22 SEAS - Harvard John A. Paulson School of Engineering and Applied Sciences
23 Lanzhou University
24 ECCC - Environment and Climate Change Canada
25 NCAR - National Center for Atmospheric Research [Boulder]
26 HYGEOS (SARL)
27 JAMSTEC - Japan Agency for Marine-Earth Science and Technology
28 UMBC - University of Maryland [Baltimore County]
29 ARC - NASA Ames Research Center
30 EAS - Department of Earth and Atmospheric Sciences [Ithaca)
31 Jinan University [Guangzhou]
32 LLNL - Lawrence Livermore National Laboratory
33 SCTA - Département des sciences de la terre et de l'atmosphère [Montréal]
Slimane Bekki
Lola Falletti
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  • PersonId : 949677
Marion Marchand
Yifeng Peng
  • Fonction : Auteur
Samuel Rémy
  • Fonction : Auteur
Jun Zhang
  • Fonction : Auteur

Résumé

The 2022 Hunga volcanic eruption injected a significant amount of water vapor and a moderate amount of sulfur dioxide into the stratosphere causing observable responses in the climate system. We have developed a model-observation comparison project to investigate the evolution of volcanic water and aerosols, and their impacts on atmospheric dynamics, chemistry, and climate. The project goals are: 1. Validate the current chemistry-climate models to have more confidence in their performance; and 2. Understand atmospheric responses in the Earth system after this exceptional event and investigate the potential impact in the projected future. To achieve these goals, we designed specific experiments for direct comparisons to observations, for example from balloons and the Microwave Limb Sounder satellite instrument. Experiment 1 is a free-running ensemble experiment from 2022 to 2031. Experiment 2 is a nudged-run experiment from 2022 to 2023. To allow participation of more climate models with varying complexities of aerosol simulation, we include two sets of simulations in Experiment 2: Experiment 2a is designed for models with internally-generated aerosol while Experiment 2b is designed for models using prescribed aerosol surface area density. We take model results from the previously developed Tonga-MIP to fulfill Experiment 3, which focuses on the initial dispersion and microphysical evolution of aerosol and water plumes. Experiment 4 is designed to understand the climate impact on the mesosphere from 2022-2027, for which the experiment design is the same as Experiment 1 but for models that resolve the upper stratosphere and mesosphere
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Dates et versions

hal-04791827 , version 1 (19-11-2024)
hal-04791827 , version 2 (21-11-2024)

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Yunqian Zhu, Hideharu Akiyoshi, Valentina Aquila, Elisabeth Asher, Ewa M Bednarz, et al.. Hunga Tonga-Hunga Ha'apai Volcano Impact Model Observation Comparison (HTHH-MOC) Project: Experiment Protocol and Model Descriptions. 2024. ⟨hal-04791827v2⟩
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