Articles | Volume 17, issue 3
https://doi.org/10.5194/gmd-17-1443-2024
© Author(s) 2024. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/gmd-17-1443-2024
© Author(s) 2024. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
Benchmarking GOCART-2G in the Goddard Earth Observing System (GEOS)
Allison B. Collow
CORRESPONDING AUTHOR
Goddard Earth Sciences Technology and Research II (GESTAR II), University of Maryland Baltimore County, Baltimore, Maryland, USA
Global Modeling and Assimilation Office, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Peter R. Colarco
Atmospheric Chemistry and Dynamics Lab, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Arlindo M. da Silva
Global Modeling and Assimilation Office, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Virginie Buchard
Goddard Earth Sciences Technology and Research II (GESTAR II), University of Maryland Baltimore County, Baltimore, Maryland, USA
Global Modeling and Assimilation Office, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Huisheng Bian
Goddard Earth Sciences Technology and Research II (GESTAR II), University of Maryland Baltimore County, Baltimore, Maryland, USA
Atmospheric Chemistry and Dynamics Lab, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Mian Chin
Atmospheric Chemistry and Dynamics Lab, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Sampa Das
Atmospheric Chemistry and Dynamics Lab, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Earth System Science Interdisciplinary Center (ESSIC), University of Maryland, College Park, Maryland, USA
Ravi Govindaraju
Global Modeling and Assimilation Office, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Science Systems and Applications, Inc., Lanham, Maryland, USA
Dongchul Kim
Goddard Earth Sciences Technology and Research II (GESTAR II), University of Maryland Baltimore County, Baltimore, Maryland, USA
Atmospheric Chemistry and Dynamics Lab, NASA Goddard Space Flight Center, Greenbelt, Maryland, USA
Valentina Aquila
Department of Environmental Science, American University, Washington, District of Columbia, USA
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Cited
9 citations as recorded by crossref.
- Multi-Satellite Assessment of Factors Controlling Biomass Burning Aerosol Formation over the South China Sea L. Liang et al. https://doi.org/10.3390/rs18101462
- From column to surface: connecting the performance in simulating aerosol optical properties and PM2.5 concentrations in the NASA GEOSCCM C. Mogno et al. https://doi.org/10.5194/acp-26-3025-2026
- Assessing COVID-19 lockdowns' impacts on global urban PM2.5 air quality with observations and modeling C. Yu et al. https://doi.org/10.5194/acp-25-14411-2025
- Interaction influence characteristics of air quality and aerosol properties between Beijing-Tianjing-Hebei (BTH) and Yangtze River Delta (YRD), China G. Chen et al. https://doi.org/10.1016/j.uclim.2025.102395
- Quantitative assessment of supercooled liquid water sensitivity to different aerosol field inputs over the Sichuan Basin M. Yuan et al. https://doi.org/10.5194/acp-26-2275-2026
- Hunga Tonga–Hunga Ha′apai Volcano Impact Model Observation Comparison (HTHH-MOC) project: experiment protocol and model descriptions Y. Zhu et al. https://doi.org/10.5194/gmd-18-5487-2025
- Development of the CCPP-based GEFS-aerosols component in the Unified Forecast System for subseasonal prediction (UFS-Chem v1.0) L. Zhang et al. https://doi.org/10.5194/gmd-19-8597-2026
- Global modeling of brown carbon: impact of temperature- and humidity-dependent bleaching X. Xie et al. https://doi.org/10.5194/acp-25-13547-2025
- Global Ensemble Fire Emission Product Version 1.0 (EnsemFire V1.0) Y. Li et al. https://doi.org/10.1038/s41597-025-06429-z
9 citations as recorded by crossref.
- Multi-Satellite Assessment of Factors Controlling Biomass Burning Aerosol Formation over the South China Sea L. Liang et al. https://doi.org/10.3390/rs18101462
- From column to surface: connecting the performance in simulating aerosol optical properties and PM2.5 concentrations in the NASA GEOSCCM C. Mogno et al. https://doi.org/10.5194/acp-26-3025-2026
- Assessing COVID-19 lockdowns' impacts on global urban PM2.5 air quality with observations and modeling C. Yu et al. https://doi.org/10.5194/acp-25-14411-2025
- Interaction influence characteristics of air quality and aerosol properties between Beijing-Tianjing-Hebei (BTH) and Yangtze River Delta (YRD), China G. Chen et al. https://doi.org/10.1016/j.uclim.2025.102395
- Quantitative assessment of supercooled liquid water sensitivity to different aerosol field inputs over the Sichuan Basin M. Yuan et al. https://doi.org/10.5194/acp-26-2275-2026
- Hunga Tonga–Hunga Ha′apai Volcano Impact Model Observation Comparison (HTHH-MOC) project: experiment protocol and model descriptions Y. Zhu et al. https://doi.org/10.5194/gmd-18-5487-2025
- Development of the CCPP-based GEFS-aerosols component in the Unified Forecast System for subseasonal prediction (UFS-Chem v1.0) L. Zhang et al. https://doi.org/10.5194/gmd-19-8597-2026
- Global modeling of brown carbon: impact of temperature- and humidity-dependent bleaching X. Xie et al. https://doi.org/10.5194/acp-25-13547-2025
- Global Ensemble Fire Emission Product Version 1.0 (EnsemFire V1.0) Y. Li et al. https://doi.org/10.1038/s41597-025-06429-z
Saved (final revised paper)
Latest update: 26 Sep 2026
Short summary
The GOCART aerosol module within the Goddard Earth Observing System recently underwent a major refactoring and update to the representation of physical processes. Code changes that were included in GOCART Second Generation (GOCART-2G) are documented, and we establish a benchmark simulation that is to be used for future development of the system. The 4-year benchmark simulation was evaluated using in situ and spaceborne measurements to develop a baseline and prioritize future development.
The GOCART aerosol module within the Goddard Earth Observing System recently underwent a major...