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Abstract: Using a Tiered Observing System to Evaluate the Next Generation Global Air Quality Forecast System with NOAA's Newly Developed UFS-Chem Model (AGU25)

Using a Tiered Observing System to Evaluate the Next Generation Global Air Quality Forecast System with NOAA's Newly Developed UFS-Chem Model

Jian He1,2, Li Zhang3, Rebecca Schwantes2, Barry Baker4, Larry Wayne Horowitz5, Dr. Vaishali Naik, Ph.D.5, Congmeng Lyu1,2, Zachary Moon4,6, Georg Grell7, Ravan Ahmadov7, Jordan Schnell1,7, Kai Yang8, Zigang Wei9, Siyuan Wang1,2, Kai-Lan Chang10, Alan Gorchov Negron11, Aihua Zhu12, Shobha Kondragunta12, Eric C Apel13, Ilann Bourgeois14, Roisin Commane15,16, Samuel R Hall17, Alan J Hills18, Rebecca S Hornbrook19, Jeff Peischl20, Kirk Ullmann21, Gonzalo Gonzalez Abad22, Zolal Ayzapour22,23, Caroline R Nowlan22 and Brian C McDonald2, (1)CU Boulder/CIRES, Boulder, United States, (2)NOAA Chemical Sciences Laboratory, Boulder, United States, (3)CU Boulder/CIRES and NOAA Global Systems Laboratory, Boulder, United States, (4)NOAA Air Resources Laboratory, College Park, United States, (5)NOAA Geophysical Fluid Dynamics Laboratory, Princeton, United States, (6)ERT, Inc., Laurel, United States, (7)NOAA Global Systems Laboratory, Boulder, United States, (8)University of Maryland College Park, College Park, United States, (9)IMSG, College Park, United States, (10)CIRES, U. of Colorado, Boulder, United States, (11)NOAA Chemical Sciences Laboratory; Renewable & Sustainable Energy Institute, Boulder, United States, (12)NOAA/NESDIS/Center for Satellite Applications and Research, College Park, United States, (13)National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling, Boulder, United States, (14)Université Savoie Mont Blanc, Annecy, France, (15)Columbia University, New York, United States, (16)Lamont-Doherty Earth Observatory, Palisades, United States, (17)NCAR, Denver, United States, (18)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (19)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, CO, United States, (20)CIRES, University of Colorado Boulder & NOAA Global Monitoring Laboratory, Boulder, United States, (21)National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States, (22)Center for Astrophysics | Harvard & Smithsonian, Cambridge, United States, (23)University at Buffalo, Department of Civil, Structural and Environmental Engineering, Buffalo, United States