Modeling the Transport and Chemical Evolution of Onshore and Offshore Emissions and their Impact on Local and Regional Air Quality Using a Variable-Grid-Resolution Air Quality Model Page: 4 of 19
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April-October 2004 Semiannual Report: Modeling the Transport & Chemical Evolution of Onshore & Offshore
Emissions & Their Impact on Local & Regional Air Quality Using a Variable-Grid-Resolution AQM
Contents
Disclaimer ...................................................................................................................................... ii
Abstract......................................................................................................................................... iii
Section 1: Experimental ................................................................................................................1
1.1 P roject O bjectiv es............................................................................................................1
1.2 T ask D escrip tio n s ............................................................................................................1
1.2.1 Task 1: Develop Modeling Domains and Case Studies.....................................1
1.2.2 Task 2: Improve the Representation of Boundary Layer Processes ..................2
1.2.3 Task 3: Assimilation of Surface Observations to Improve MM5
Simulations ........................................................................................................2
1.2.4 Task 4: Simulate Mesoscale Circulations Using the MM5 ...............................3
1.2.5 Task 5: Develop Emission Estimates.................................................................3
1.2.6 Task 6: Enhance Representation of Cloud Processes in the MAQSIP-
VGR ...................................................................................................................3
1.2.7 Task 7: Perform Simulations and Evaluation of the MAQSIP-VGR over
the Houston-Galveston Domain.........................................................................4
1.2.8 Task 8: Perform Simulations and Evaluation of the MAQSIP-VGR over
the Northeast Gulf Domain................................................................................4
Section 2: Results and Discussion.................................................................................................4
2.1 Develop Modeling Domains and Case Studies (Task 1).................................................4
2.2 Improve the Representation of Boundary Layer Processes (Task 2) ..............................6
2.3 Assimilation of Surface Observations to Improve MM5 Simulations (Task 3)..............6
2.3.1 Assimilation of Land-based Surface Observations using the FASDAS............6
2.3.2 Ingestion of Satellite-Measured Sea Surface Temperatures into the MM5.......6
2.4 Simulate Mesoscale Circulations Using the MM5 (Task 4) ...........................................7
2.5 Develop Emission Estimates (Task 5).............................................................................9
2.5.1 Enhancing the SMOKE Configuration ..............................................................9
2.5.2 Generating Emission Surrogates for a Variable Grid ......................................11
2.5.3 Updating the Emissions Inventory ...................................................................11
2.6 Enhance Representation of Cloud Processes in the MAQSIP-VGR (Task 6) ..............12iv
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Alapaty, Kiran. Modeling the Transport and Chemical Evolution of Onshore and Offshore Emissions and their Impact on Local and Regional Air Quality Using a Variable-Grid-Resolution Air Quality Model, report, October 16, 2004; [Chapel Hill, North Carolina]. (https://digital.library.unt.edu/ark:/67531/metadc887362/m1/4/: accessed March 28, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.