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Dr. Jason K. S. Ching

Jason Ching
AMAD Staff

Education:

Professional Experience:

1975- Present – Meteorologist, NOAA/ERL/ARL/ASMD (on assignment to EPA(NERL/AMD)

1990-1998 – Branch Chief, Atmospheric Model Development Branch/NERL/AMD (on assignment to EPA)

1970-1975 – Meteorologist, BOMAP‑IFYGL-GATE Projects

1964-1966 Meteorologist, Woods Hole Oceanographic Institute S

Professional Activities & Memberships:

Publications:

Journal Articles

Ching, Jason, Michael Brown, Steven Burian, Fei Chen, Ron Cionco, Adel Hanna, Torrin Hultgren, Timothy McPherson, David Sailor, Haider Taha, and David Williams: "National Urban Database and Access Portal Tool (NUDAPT): Submitted to Bulletin of American Meteorological Society, 4/2008

Julie Pullen, Jason Ching, David Sailor, William Thompson, Bob Bornstein, and Darko Koracin: Progress Toward Meeting the Challenges of Our Coastal Urban Future, Accepted for publication by Bulletin of American Meteorological Society (2008)

Lim, Chae Young, Michael Stein, Jason Ching, and Ruen Tang, 2008: Statistical properties of differences between low and high resolution CMAQ runs with matched initial and boundaryConditions. Submitted July 2008) to Environmental Modelling and Software.

Shao, Xiaofeng, Michael Stein and Jason Ching, 2007: Statistical comparisons of methods for interpolating the outputs of numerical air quality model. Journal of Statistical Planning and Inference, 137(2007)2277-2293

Isakov, Vlad., John.S. Irwin and Jason.Ching, 2006: Using CMAQ for Exposure Modeling and Characterizing the Sub-Grid Variability for Exposure Estimates, Golden Jubillee Special Issue of JAMC V46 1354-1371.

Touma, J.S., V. Isakov, J. Ching, and C. Seigneur. Air quality modeling of hazardous pollutants: Current status and future directions. Journal of the Air & Waste Management Association 56:547-558 (2006)

Ching, Jason, J.Herwehe and J. Swall: On joint deterministic grid modeling and sub-grid variability conceptual framework for model evaluation, Atmospheric Environment, 40 (2006) 4935-4945.

Mathur, R., U. Shankar, A. Hanna, M. T. Odman, J. N. McHenry, C. J. Coats, Jr., K. Alapaty, A. Xiu, S. Arunachalam, D. T. Olerud, Jr., D. W. Byun, K. L. Schere, F. S. Binkowski, J. K. S. Ching, R. L. Dennis, T. E. Pierce, J. E. Pleim, S. J. Roselle, J. O. Young.,(2005): “The Multiscale Air Quality Simulation Platform (MAQSIP): Initial Applications and Performance for Tropospheric Ozone and Particulate Matter" Journal of Geophysical Research - Atmospheres.

Ching, J.K.S. , F.S. Binkowski, and O.R. Bullock, JR. Deposition of Semivolatile Toxic Air Pollutants to the Great Lakes: A Regional Modeling Approach. In Atmospheric Deposition of Contaminants to the Great Lakes and Coastal Waters. J.E. Baker (ed.). SETAC Technical Publication Series. Publication sponsored by the Society of Environmental Toxicology and Chemistry (SETAC) and the SETAC Foundation for Environmental Education. SETAC Press, Pensacola, Florida, p.293‑304, (1997).

Pleim J. E. and J. K. S. Ching, 1993. Interpretive analysis of observed and modeled mesoscale ozone photochemistry in areas with numerous point sources. Atmospheric Environment, 27A:999-1017.

Vukovich, F.M., and J.K.S.Ching, 1990: A semi‑empirical approach to estimate vertical transport by non‑precipitating convective clouds on a regional scale. Atmospheric Environment, 24A:2153-2168.

Ching, J. K. S ., S.T. Shipley, E.V. Browell, 1988: Evidence for cloud venting of mixed layer ozone and aerosols. Atmospheric Environment 12(2):225‑242.

Ching, J. K. S. , and A. J. Alkezweeny, 1986: Tracer study of vertical exchange by cumulus clouds. J. of Clim. and Applied Meteorology, 25(11):1702-1711.

Godowitch, J.M., J.K.S. Ching and J.F. Clarke, 1987: Spatial variation of the evolution and structure of the urban boundary layer. Boundary Layer Meteorology 38:249-272.

Clarke, J.F., J.K.S. Ching, J.M. Godowitch and F.S. Binkowski, 1987: Surface layer turbulence in an urban area. Modeling the Urban Boundary Layer. Am. Meteorol. Soc. Special Book, 542p.

Uthe,. E. E., W. Viezee, B. M. Morley, and J.K.S. Ching, 1985: Airborne lidar tracking of fuorescent dye tracers for atmospheric transport and diffusion studies. Bulletin of American Meteorological Society 66(10):1255-1262.

Godowitch, J.M., J.K.S. Ching and J.F. Clarke, 1985: Evolution of the nocturnal inversion layer at an urban and non urban location. Journal of Climate and Applied Meteorology, 24(8):791-804.

Doll, D. C., J.K.S. Ching, and J. Kaneshiro, 1985: Parameterization of subsurface heating for soil and concrete using net radiation data. Boundary Layer Meteorology, 32:351‑372.

Ching, J.K.S. , 1985: Urban scale variations of turbulence parameters and fluxes. Boundary Layer Meteorology, 33(4):335‑362.

Greenhut, G.K., J.K.S. Ching, R. Pearson, Jr. and R.P. Repoff, 1984: Transport of ozone by turbulence and clouds in an urban boundary layer. Journal of Geophysical Research, 89(D3):4757‑4766.

Clarke, J.F., T.L. Clark, J.K.S. Ching, P.L.Haagenson, R. B. Husar and D. E. Patterson, 1983a: Assessment of model simulation of long-distance transport. Atmospheric Environment, 17(12): 2449‑2462.

Clarke, J.F., J.K.S. Ching, 1983b: Aircraft observations of regional transport of ozone in the northeastern United States. Atmospheric Environment, 17(9): 1703‑1713.

Ching, J.K.S. , J. F. Clarke, J. S. Irwin and J. M. Godowitch, 1983a: Relevance of mixed layer scaling for daytime dispersion based on RAPS and other field programs. Atmospheric Environment, 17(4):854‑871.

Ching, J.K.S. , J.F. Clarke and J. M. Godowitch, 1983b: Modulation of heat flux by different scales of advection in an urban environment. Boundary Layer Meteorology, 25:171‑191.

Schiermeier, F. A., W.E. Wilson, F. Pooler, J.K.S. Ching and J.F. Clarke, 1979: Sulfur Transport and Transformation in the Environment (STATE): A major EPA research program. Bulletin of American Meteorolgical Society, 60(11):1303-1312.

Ching, J.K.S. , 1976: Ship's influence on wind measurement determined from BOMEX mast and boom data. Journal of Applied Meteorology, 15(1):102-106.

Ching, J.K.S. , 1975: Determining the drag coefficient from vorticity, momentum and mass budget analyses., Journal of Atmospheric Science 32(10):1898-1908.

Ching, J.K.S. , and J. A. Businger, 1968: The response of the planetary boundary layer to a time varying pressure gradient force. Journal of Atmospheric Science 25(6):1021-1025.

Technical Reports

U.S. Environmental Protection Agency. Science algorithms of the EPA Models‑3 Community Multiscale Air Quality (CMAQ) modeling system. D.W. Byun, and J.K.S. Ching (Eds.). EPA‑600/R‑99/030, National Exposure Research Laboratory, Research Triangle Park, NC (1999).

Ching, J.K.S. , and D.W. Byun. Introduction to the Models‑3 framework and the Community Multiscale Air Quality (CMAQ) model. In U.S. Environmental Protection Agency. Science algorithms of the EPA Models‑3 Community Multiscale Air Quality (CMAQ) modeling system. D.W. Byun, and J.K.S. Ching (Eds.). EPA‑600/R‑99/030, National Exposure Research Laboratory, Research Triangle Park, NC (1999).

Ching, J.K.S. , J. H. Novak, K.L. Schere, and F. A. Schiermeier, 1986: Reconciliation of urban emissions and corresponding ambient air concentrations using mass flow rate technique. ORD/USEPA Technical Report 59 p.

Ching, J.K.S. 1985: Review of complex terrain models. (One of three review articles in "Summary of complex terrain models evaluation") NTIS TB85‑236891, Also EPA/600/3‑85/060 p9‑60.

Ching, J.K.S. , 1985: Lecture Notes: Characteristics of atmospheric boundary layer and diffusion of air pollution. Electric Power Research Institute, Hydroelectric Power Department, Peoples Republic of China, 69 p.

White, F.D., J.K.S. Ching, R.L. Dennis, and W.H. Snyder, 1985: Summary of complex terrain model evaluation. EPA/6003-85/060, p124.

Clarke, J.F., J.K.S. Ching and J.M. Godowitch, 1982: An experimental study of turbulence in an urban environment. EPA/600/3‑82/060, 151 p.

Ching, J.K.S. , 1966: A comparative study of stress, wind, and wave development at different distances from a lee shore. Final Report, Aruda Expedition 1985, Observations and Analysis. NSF Grant 4711, Wooks Hole Oceanographic Institute, Reference 66‑70, p39‑145.

Blackadar, A.K., and J.K.S. Ching, 1965: Wind distribution in a steady state planetary boundary layer of the atmosphere with upward turbulent heat flux. Final Report, Contract No AF(604)‑6641, Penn State U., AFCRL‑65‑531, p23‑48.

CONFERENCE PROCEEDINGS

Ching, Jason, Haider Taha, Fei Chen, Miao Shiguang: “Sensitivity of CMAQ to urbanized meteorological fields based on National Urban Database and Access Portal Tools (NUDAPT)” 15th Joint Conference on Application of Air Pollution Meteorology with A&WMA New Orleans, LA 20-24 January 2008

Ching, Jason, Vlad Isakov and Mohammed Majeed “Descriptions of sub-grid model variability and methods for incorporation in advanced applications of CMAQ” )” 15th Joint Conference on Application of Air Pollution Meteorology with A&WMA New Orleans, LA 20-24 January 2008

Ching, Jason, National urban database and access portal tools (NUDAPT): a project overview, 7th AMS Urban Environment Symposium, San Diego, CA Sep 10-14, 2007

Ching, Jason, A. Hanna, F. Chen, S. Burian, T. Hultgren, and D.j. Williams, 2007:
“Facilitating advancements in urban meteorology and air quality modeling capabilities with high resolution urban database and access portal tools” Sixth International Urban Air Quality Conference, 27-29 March 2007, Cyprus.

Ching, Jason, Adel Hanna D. Williams, S. Burian. S. Hamilton, 2006: “National Urban Database and Access Portal Tool (NUDAPT) Facilitating advancements in urban meteorology and climate modeling with community-based urban databases” 5th Annual Models-3 User's Conference, Oct 16-16, 2006, UNC-Chapel Hill, NC Community Modeling and Analysis System.

Ching, Jason, M. Majeed, V. Isakov, A. Khlystov, 2006 “Fine scale air quality modeling using a hybrid dispersion and CMAQ modeling approach, An example application in Wilmington, De.” 5th Annual Models-3 User's Conference, Oct 16-16, 2006, UNC-Chapel Hill, NC Community Modeling and Analysis

Kiley, Chris, J.Ching, S. Hamilton: 2006 “Initial study of HPAC modeled dispersion driven by MM5 with and without urban canopy parameterizations” 5th Annual Models-3 User's Conference, Oct 16-16, 2006, UNC-Chapel Hill, NC Community Modeling and Analysis System.

Ching, Jason, S. Burian, S.Dupont and D.Roy (2006): “Advanced meteorological modeling with urban canopy parameters for air quality and dispersion applications in urban areas” International Conference of Urban Climatology, Gothenburg, Sweden (June 12-16, 2006).

Ching, Jason, Adel Hanna D. Williams, S. Burian. S. Hamilton and Rick Fry, 2006: “Prospectus: National Database of High-Resolution Building and other Urban Data for Advanced Modeling” 6th AMS Urban Environment Symposium, Atlanta, Georgia (Jan 30-Feb 2, 2006.

Ching, Jason, V. Isakov and M. Majeed, 2006: “Approach for incorporating sub-grid variability (SGV) information into air quality modeling” 14th Joint conference on the Applications of Air Pollution Meteorology with the Air and Waste Management Association, Atlanta, GA Jan 30-Feb 2, 2006.

Ching, Jason, D. Williams, S. Burian. S. Hamilton and Rick Fry, 2006: “Prospectus: National Database of High-Resolution Building and other Urban Data for Advanced Modeling” 6th AMS Urban Environment Symposium, Atlanta, Georgia (Jan 30-Feb 2, 2006.

Ching, Jason, V. Isakov, J. Herwehe, M. Majeed, 2005: Incorporating sub-grid variability concentration distributions with CMAQ, 4th Annual Models-3 User's Conference, Sep 26-28, 2005, UNC-Chapel Hill, NC Community Modeling and Analysis System.

Isukapalli, ShengWei Wang, Panos Georgopoulos, Tom Pierce and Jason Ching, 2005: A modular system for source-to-dose exposure modeling of co-occurring air pollutants: Recent developments and computational implementation. 4th Annual Models-3 User's Conference, Sep 26-28, 2005, UNC-Chapel Hill, NC Community Modeling and Analysis System.

 Dupont, Sylvain, Tanya L. Otte, and Jason K.S. Ching, 2004: Simulation of meteorological fields within and above urban and rural canopies with a mesoscale model (MM5) Boundary Layer Meteorology, 2004113: 111-158.

Otte, T. L., A. Lacser, S. Dupont, and J. K. S. Ching, 2004:Implementation of an urban canopy parameterization in a mesoscale meteorological model. Journal of Applied Meteorology, 43, 1648-1665.

J. Ching , J. Herwehe, T.Pierce, J. Swall, (2004): Paradigm using joint deterministic grid modeling and sub-grid variability stochastic descriptions as a template for model evaluation. Extended abstract:CMAS 2004 Workshop, Chapel Hill, NC

Majeed, M, J. Ching, T. Otte, L. Reynolds and R.Tang, (2004): CMAQ Modeling for Air Toxics at Fine Scales: A Prototype Study, Extended abstract:CMAS 2004 Workshop, Chapel Hill, NC

Hutzell, W., D. Luecken and J. K. S. Ching, (2004): Simulating urban air toxics over continental and urban scales, Extended abstract: CMAS 2004 Workshop, Chapel Hill, NC

Herwehe, J.A., J.K.S.Ching and J. L. Swall (2004): Stochastic description of subgrid pollutant variability in CMAQ. Extended abstract: CMAS 2004 Workshop, Chapel Hill, NC

Ching, J.K.S., T.Pierce, T.Palma, W.Hutzell, R.Tang, A.Cimorelli and J.Herwehe, (2004): Application of fine scale air toxics modeling with CMAQ to HAPEM5, Extended abstract: CMAS 2004 Workshop, Chapel Hill, NC.

Burian, S.J., M.J. Brown, J.K.S. Ching, M.L. Cheuk, M. Yuan. W.S. Han, and A.T. McKinnon, (2004): Urban morphological analysis for mesoscale meteorological and dispersion modeling applicatons: current issues. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. American Meteorological Society, Boston, Paper 9.1.

Burian, S.J., S.W. Stetson, W.S. Han, J.K.S. Ching, and D.W. Byun, (2004): High-resolution dataset of urban canopy parameters for Houston, Texas. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. American Meteorological Society, Boston, Paper 9.3.

Ching, J.,S. DuPont, J. Herwehe, and R. Tang, (2003): Community scale air toxics modeling with CMAQ. Preprints, Models-3 Users’ Workshop, 27-29 October, Research Triangle Park, NC.

Ching, J., S. DuPont, J. Herwehe, T. Otte, A. Lacser, D. Byun, and R. Tang, (2004): Air quality modeling at coarse-to-fine scales in urban areas. Preprints, Sixth Conference on Atmospheric Chemistry: Air Quality in Megacities, January 11-15, 2004, Seattle, Washington. American Meteorological Society, Boston.

Ching, J.K.S., T.E. Pierce, T. Palma, W.T. Hutzell, R. Tang, A. Cimorelli, and J. Herwehe, (2004): Linking air toxic concentrations from CMAQ to the HAPEM5 exposure model at neighborhood scales for the Philadelphia area. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. Joint Session J4: Human Biometeorology: Air Quality (Joint between the 16 th Conference on Biometeorology and Aerobiology and the Fifth Symposium on the Urban Environment). American Meteorological Society, Boston, Paper J4.4.

Ching, J.K.S., S. Dupont, R. Gilliam, S. Burian, and R. Tang, (2004): Neighborhood scale air quality modeling in Houston using urban canopy parameters in MM5 and CMAQ with improved characterization of mesoscale lake-land breeze circulation. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. American Meteorological Society, Boston, Paper 9.2.

Herwehe, J.A., J.K.S. Ching, and J. Swal, (2004): Quantifying subgrid pollution variability in Eulerain air quality models. 13th Conference on the Applications of Air Pollution Meteorology with the Air & Waste Management Association, Vancouver BC, Canada, August 23-26, 2004. Session 7: Variability and Uncertainty. American Meteorological Society, Boston, Paper 7.5.

Lee, S.-M., H.J.S. Fernando, D.W. Byun, and J.K.S. Ching, (2004): CFD modeling of fine scale flow and transport in the Houston Metropolitan Area, Texas. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. American Meteorological Society, Boston, Paper 9.12.

William, D.J., and J.K.S. Ching,(2004): A federated partnership for urban meteorological and air quality modeling. Fifth Symposium on the Urban Environment, Vancouver BC, Canada, August 23-26, 2004. American Meteorological Society, Boston, Paper 9.6.

Sylvain Dupont, Jason K.S. Ching, Introduction of Urban Canopy parameterizations in MM5 to simulate meteorology at neighborhood scales. Urban Environment Symposia “Planning, Nowcasting and Forecasting in the Urban Zone”, 84 th AMS Annual Meeting, Seattle WA, Jan 11-15,2004.

Ching, Jason K.S , Sylvain Dupont, jerold Herwehe, Tanya Otte, Avraham Lacser, Daewon Byun, Ruen Tang: Air quality modeling at coarse-to-fine scales in urban areas.” Preprint Volume Sixth Conference on Atmospheric Chemistry, 84 th AMS Annual Meeting, Seattle WA, Jan 11-15,2004.

Dupont, Sylvain, Jason Ching: 2003 and Steven Burian: Application of the urbanized version of MM5 for Houston" Preprint: CMAS workshop (October 27, 2003 held in RTP, NC.

Jason Ching , Sylvain Dupont, Jerold Herwehe and Ruen Tang, 2003: Community scale air toxics modeling with CMAQ. Preprint: CMAS workshop (October 27, 2003 held in RTP, NC.

Ching, Jason : Sub- Grid air pollution concentration distributions as a complement to fine scale air quality models. Proceeding of the 7th annual GMU Conference on Transport and Dispersion modeling, George Mason University, Fairfax, VA June 17-19, 2003

Pierce, T., W.G. Benjey, J. Ching, D. Gillette, A. Gilliland, S. He, M. Mebust, and G. Pouliot. Advances in Emission Modeling of Airborne Substances. In The Twelfth International Emission Inventory Conference: Applying New Technologies, San Diego, California, April 29-May 1, 2003. Office of Air Quality Planning and Standards. U.S. Environmental Protection Agency, Research Triangle Park, North Carolina.

Dupont, Sylvain and Jason Ching: Implementation of MM5 with urban canopy parameterizations and soil model, SM2-U for neighborhood scale air quality modeling. 26th NATO/CCMS Conference in Istanbul, Turkey, May 12-23, 2003

Ching, Jason , A. Lacser, T. Otte and S. Dupont: Air quality simulations at neighborhood scales with CMAQ. In Proceedings of the 4th International Conference on Air Quality; Measurements, Modeling and Management. Charles University, Prague, Czech Republic, p 47-50, March 25-27, 2003

Dupont, Sylvain, T. Otte, A. Lacser and J. Ching: Using MM5 to simulate the meteorological fields at neighborhood scales. In Proceedings of the 4th International Conference on Air Quality; Measurements, Modeling and Management. Charles University, Prague, Czech Republic, p 428-431, March 25-27, 2003

Ching J ., T.L. Otte, S. Dupont, .S Burian and A. Lacser, 2002: Urban morphology for Houston to drive Models-3/CMAQ at neighborhood scales. Preprints, Fourth AMS symposium on Urban Environment, Norfolk VA

Ching J ., A Lacser, T.L. Otte, J.Herwehe, and D.W. Byun, 2002: Neighborhood scale modeling of PM2.5 and air toxics concentration distributions to drive human exposure models. Preprint volume, 12th Joint AMS Conference on Air Pollution Meteorology with the AW&MA, Norfolk VA

Ching, Jason, A.Lacser, T. Otte, D.W. Byun, J. Herwehe. Modeling air toxics and PM 2.5 concentration fields as a means for facilitating human exposure assessments. Proceeding of the 10 th International Symposium “Transport and Air Pollution” Sep 17-19, 2001, Boulder, CO.

Ching J.K.S. A. Lacser, D. Byun and W. Benjey: 2001, Air Quality Modeling at Neighborhood Scales to Improve Human Exposure Assessment, Third International Conference on Urban Air Quality, 19-23 March, 2001 Loutraki Greece.

Byun, D.W., A. Lacser, W. Benjey, J. Ching. Effects of grid resolution on the simulation of urban air quality: Applications of Models-3/CMAQ to the Philadelphia Metropolitan area at 12,4 and 1.33 km resolutions. AMS Third Symposium on the Urban Environment, 14-18 August, 2000, University of California at Davis, CA , p88-89

Ching, Jason . A. Lacser, D.W. Byun and W. Benjey. Air Quality Modeling of PM and Air Toxics at Neighborhood Scales to Improve Human Exposure Modeling. Preprint Volume, AMS Third Symposium on the Urban Environment 14-18 August, 2000, University of California at Davis, CA, p96-97.

Ching, Jason . Air Quality Modeling of PM and Air Toxics at Neighborhood Scales. Preprints, 11 th Joint AMS Conference on the Applications of Air Pollution Meteorology (With Air and Waste Management Association. 9-14 January, 2000, Long Beach CA. P178-181.

Byun, D.W., J. Young, G. Gipson, J. Schere, J. Godowitch, J. Pleim, F. Binkowski, S. Roselle, B. Benjey, J. Ching, J. Novak, and S. LeDuc. An urban air quality simulation with the Community Multi-Scale Air Quality (CMAQ) modeling system. Preprints, Second Urban Environment Symposium, 13th Conference on Biometeorology and Aerobiology, November 2-6, 1998, Albuquerque, New Mexico. American Meteorological Society, Boston, 36-39 (1998).

Byun, D.W., J.K.S. Ching, J. Novak, and J. Young. Development and implementation of the EPA’s Models‑3 initial operating version: Community Multi‑scale Air Quality (CMAQ) model. In Air Pollution Modeling and Its Applications XII. Volume 22. S.‑E. Gryning and Nadine Chaumerliac (Eds.). Plenum Press, New York, NY, 357–365 (1998).

Byun, D., J. Young, G. Gipson, J. Godowitch, F. Binkowski, S. Roselle, B. Benjey, J. Pleim, J. Ching, J. Novak, C. Coats, T. Odman, A. Hanna, K. Alapaty, R. Mathur, J. McHenry, U. Shankar, S. Fine, A. Xiu, and C. Jang. Description of the Models‑3 Community Multiscale Air Quality (CMAQ) Modeling System. Preprints, 10th Joint Conference on the Applications of Air Pollution Meteorology with the Air & Waste Management Association, January 11‑16, 1998, Phoenix, Arizona, 264‑268 (1998).

Gillani, N., A. Biazar, Y‑L. Wu, J. Godowitch, J. Ching, and R. Imhoff. The Plume‑in‑grid treatment of major elevated point‑source emissions in Models‑3. Preprints, 10th Joint Conference on the Applications of Air Pollution Meteorology with the Air & Waste Management Association, January 11‑16, 1998, Phoenix, Arizona, 276‑280 (1998).

Ching, J ., D. Byun, J. Young, F.S. Binkowski, J. Pleim, S. Roselle, J. Godowitch, W. Benjey, and G. Gipson. Science features in Models‑3 community multiscale air quality system. Preprints, 10th Joint Conference on the Applications of Air Pollution Meteorology with the Air & Waste Management Association, January 11‑16, 1998, Phoenix, Arizona, 269‑273 (1998).

Ching, J.K.S. , F.S. Binkowski, and J.E. Pleim. Preliminary results: modeling fine particulate mass for the eastern United States using the EPA Regional Particulate Model. Proceedings, Air Pollution Modeling and Its Application. XI. Volume 21. S.‑E. Gryning and F.A. Schiermeier (eds.) Plenum Press, New York, NY, 135‑142 (1996).

Ching, J.K.S. , F.S. Binkowski, and O.R. Bullock, JR. Deposition of Semivolatile Toxic Air Pollutants to the Great Lakes: A Regional Modeling Approach. Proceedings: SETAC 15th Annual Meeting 30 October ‑ 3 November 1994, Denver, Colorado.

Binkowski, F.S., and J.K.S. Ching, 1996: Modeling Fine Particulate Mass and Visibility using the EPA Regional Particulate Model. Preprints, Ninth Joint Conference on the Application of Air Pollution Meteorology with the Air & Waste Management Association, American Meteorological Society, January 28-February 2, 1996, Atlanta, GA, p565-569.

Ching, J.K.S. , and J.E. Pleim, 1996: Study of gridded mixing heights and cloud fields derived from the mesoscale meteorological model with four dimensional data assimilation. Preprints, Ninth Joint Conference on the Application of Air Pollution Meteorology with the Air & Waste Management Association, American Meteorological Society, January 28-February 2, 1996, Atlanta, GA, p508-511.

Ching, J.K.S. , F.S. Binkowski, and J.E. Pleim, 1995. Preliminary results: modeling fine particulate mass for the eastern United States using the EPA Regional Particulate Model. Preprints, 21st NATO/CCMS International Technical Meeting on Air Pollution Modeling and Its Application, November 6-10, 1995, Baltimore, MD.

Ching, J.K.S. , D.W. Byun, A. Hanna, T. Odman, R. Mathur, C. Jang, J. McHenry, and K.J. Galluppi, 1995. Design requirements for multiscale air quality models. Proceedings, Mission Earth Symposium, Phoenix, Arizona, April 10-13, 1995. In High Performance Computing Symposium 1995: Grand Challenges in Computer Simulation. Proceedings of the 1995 Simulation Multiconference, April 9-13, 1995, p533-538.

Godowitch, J.M., J.K.S. Ching, and N.V. Gillani, 1995. A treatment for Lagrangian transport and diffusion of subgrid scale plumes in an Eulerian grid framework. Preprints, 11th Symposium on Boundary Layers and Turbulence, March 27-31, 1995, Charlotte, North Carolina, AMS, Boston, p86-89.

Ching, J.K.S. , R.L. Dennis, J. L. Novak, and T.L. Clark, 1994: U.S. EPA Air and water quality modeling: a visual feast of environmental modeling simulations. Proceeding, EUROTRAC Symposium, Gramish-P Germany, April 1994.

Gillani, N.V., J.E. Pleim, and J.K.S. Ching, 1993: Sub-grid scale features of anthropogenic emissions of VOC and NO x in the context of regional eulerian models. Proceeding, AWMA Specialty Conference on Regional Photochemistry; Measurements and Modeling. San Diego, CA, November 1993.

Pleim, J.E., F.S. Binkowski, J.K.S. Ching, and R.L Dennis, and N.V. Gillani, 1993: An improved representation of the reaction of N 2O 5 on aerosols for mesoscale air quality models. Proceeding, AWMA Specialty Conference on Regional Photochemistry; Measurements and Modeling. San Diego, CA, November 8-12,1993, p.904-920.

Stith, J.L., A.J. Alkezweeny, F.S. Binkowski, J.K.S. Ching, and J.E. Pleim, 1993: Aircraft measurement of CO 2, O 3, water vapor, aerosol fluxes and turbulence over Lake Michigan. Proceeding, AWMA Specialty Conference on Regional Photochemistry; Measurements and Modeling. San Diego, CA, November 8-12,1993.

Stith, J.L., A.J. Alkezweeny, J.E. Pleim and J.K.S. Ching, 1993: Redistribution of trace chemical species by a small convective cloud. Preprint Volume: AMS Conference on Atmospheric Chemistry, Anaheim CA, January 1993.

Ching, J.K.S. , and J.S. Irwin, 1993. Modeled mesoscale meteorological fields with four-dimensional data assimilation in regional air quality models. In AMS-AWMA Proceeding of International Specialty Conference "The Role of Meteorology in Managing the Environment in the 1990's" Scottsdale, AZ, Jan 1993.

Lusis, M.A., P.K. Misra, N.W. Reid, J.K.S. Ching, D.A. Hansen, J.J. Jansen, and K.J. Puckett, 1993. The Eulerian model evaluation and field study, Abstracts Book, 86th Annual Meeting of the Air & Waste Management Association, June 13-18, 1993, Denver, Colorado.

Ching, J.K.S. , F.S. Binkowski, and T. L. Clark, 1993. Deposition of semi-volatile air toxic pollutants to the Great Lakes: a regional modeling approach. Presented at AWMA Measurement of Toxics and Related Air Pollutants. Durham NC, May 1993.

Pleim, J. E. and J. K. S. Ching, 1992. Comparison and analysis of aircraft measurements and mesoscale atmospheric chemistry model simulations of tropospheric ozone. Presented at the 1992 Quadrennial Ozone Symposium, Charlottesville, VA, June 1992.

Pleim, J. E. and J. K. S. Ching, 1992. Analysis of horizontal and vertical structure of regional-scale atmospheric chemistry model simulations compared to aircraft measurements. Presented at the American Geophysical Union Spring Meeting, Montréal, May 1992.

Ching, J.K.S. , and N. E. Bowne, 1991: AcidMODES, A major field study to evaluate regional-scale air pollution models. Proceeding of Conference: SPIE: Remote Sensing of Atmospheric Chemistry, April 1991 Orlando FL SPIE Vol 1491: 360-370.

Schaller, E., J. S. Chang, J. Boatman, J. K. S. Ching, J. E. Pleim, and C. W. Spicer, 1991: Evaluation of RADM predictions for a mesoscale-b box volume over northeastern Pennsylvania. Seventh Joint Conference on Applications of Air Pollution Meteorology with AWMA, January 14-18, 1991, New Orleans, Louisiana, AMS, Boston, p.50-53.

Alkezweeny, A., J. Stith, and J.K.S. Ching, 1991. Observations of transport of trace gases by vigorous convective clouds. Seventh Joint Conference on Applications of Air Pollution Meteorology with AWMA, January 14-18, 1991, New Orleans, Louisiana, American Meteorological Society, Boston, p.224-227.

Ching, J.K.S. , J.Chang, C. Spicer, E. Schaller, 1991: Investigation of RADM performance using aircraft measurements. Seventh Joint Conference on Applications of Air Pollution Meteorology with AWMA, January 14-18, 1991, New Orleans, Louisiana, American Meteorological Society, Boston, p.42-49.

Spicer, C., T. Kelly, K. Busness, R. Lee, C. Lindsey, J. Anderson, G. Schufmann, E. Schaller, J, Chang, J.K.S. Ching, and R. Dennis, 1991: Diagnostic evaluation of RADM performance during a period of frontal passage usiong aircraft measurement. Seventh Joint Conference on Applications of Air Pollution Meteorology with AWMA, Jauary 14-18, 1991, New Orleans, Louisiana, American Meteorological Society, Boston, p.139-142.

Ching, J.K.S., 1988: Simulating vertical transport and transformation of mixed layer pollutants by non‑precipitating convective cumulus clouds. Sixth Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, Preprint Volume. January 30‑February 3, 1989, Anaheim CA. Am. Meteorol. Soc, Boston, MA.

Spicer, C.W., C.L. Lindsey, W. Seiler, G. Schufmann, J. Boatman,G. Isaac, R.Leaitch, and J.K.S. Ching, 1988: Aircraft measurements for diagnostic evaluation of acid deposition models. 6th Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, Preprint Volume. January 30‑February 3, 1989, Anaheim CA. Am. Meteorol. Soc, Boston, MA.

Bowne, N., J. E. Howes, F. Pooler, and J.K.S. Ching, 1989: ACID‑MODES Operational Diagnostic Evaluation Study surface measurements program. 6th Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, Preprint Volume. January 30‑February 3, 1989, Anaheim CA. Am. Meteorol. Soc, Boston, MA.

Vukovich, F. M., and J.K.S. Ching, 1989: Table Look‑up model to estimate cloud vertical transport for acid deposition models. 6th Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, Preprint Volume. January 30‑February 3, 1989, Anaheim CA. Am. Meteorol. Soc, Boston, MA.

Ching, J.K.S., 1987: Modeling non precipitating cumulus clouds as flow‑through reactor transformer and venting transporter of mixed layer pollutants. Preprint volume, International Conference on Energy Transformation and Interaction with Small and Mesoscale Atmospheric Processes. ICEA, Swiss Federal Institute of Technology, Lausanne, Switzerland, Mar 2‑6, 1987.

Ching, J.K.S., J.H. Novak, K.L. Schere, and N.V. Gillani, 1987. Reconciling urban VOC/NOX emission inventories with ambient concentration data. Proceedings of the 80th Annual Meeting of the Air Pollution Control Association, New York City, New York, June 1987.

Ching, J.K.S., 1986: Building a pollutant reservoir aloft by cumulus clouds. Preprint Volume, Fifth Joint AMS‑APCA Conference on Application of Air Pollution Meteorology, Movember 18‑21, 1986, Chapel Hill NC. Am. Meteorol. Soc, Boston, MA.

Godowitch, J.M., and J.K.S. Ching, 1986: Wide area ozone dry deposition measurements. Preprint Volume, Fifth Joint AMS‑APCA Conference on Application of Air Pollution Meteorology, Movember 18‑21, 1986, Chapel Hill NC. Am. Meteorol. Soc, Boston, MA.

Ching J.K.S., and A.J. Alkezweeny, 1985: Vertical transport by cumulus clouds. Preprint Volume, Seventh AMS Symposium on Turbulence and Diffusion, Boulder CO, Am. Meteorol. Soc., Boston MA.

Clarke, J.F., F.M. Binkowski, J.K.S. Ching and J.M. Godowitch,1985: The length scale of turbulence above rough surfaces. Preprint Volume, Seventh AMS Symposium on Turbulence and Diffusion, Boulder CO Am. Meteorol. Soc., Boston MA.

Vukovich F. M. and J.K.S. Ching, 1985: Modeling transport by convective clouds for regional air pollution models. Preprint Volume, Seventh AMS Symposium on Turbulence and Diffusion, Boulder CO Am. Meteorol. Soc., Boston MA.

Ching, J.K.S. and E.E.Uthe, 1985: Role of isentropic transport of acid precursors vented into cloud layer on source receptor relationships. Abstract Volume. NAPAP Peer Review Research Summaries. September 8‑13, 1985, Boulder CO pC57-C63.

Godowitch, J.M., and J.K.S. Ching, 1984: Turbulence parameters impacting dispersion in an urban convective boundary layer. Preprint Volume, Fourth Joint AMS‑APCA Conference on Application of Air Pollution Meteorology, Portland Oregon, Am. Meteorol. Soc, Boston, MA.

Ching, J.K.S., E.E. Uthe, B. M. Morley, and W. Viezee, 1984: Observational study of transport in the free troposphere. Preprint Volume, Fourth Joint AMS‑APCA Conference on Application of Air Pollution Meteorology, Portland Oregon, Am. Meteorol. Soc, Boston, MA.

Ching, J.K.S., S.T. Shipley, E.V. Browell, 1984: Cumulus cloud venting of mixed layer ozone. Proceedings Quadrennial Ozone Conference, Halkidiki, Greece. p745-749.

Clarke, J.F., J.K.S. Ching, T.L. Clark, and N. Possiel, 1983: Regional scale pollutant transport studies in the northeastern United States. Proceedings, NATO/CCMS 14th Technical Meeting and Its Application, Paper #32, Copenhagan, Denmark.

Ching, J.K.S., J.F. Clarke and J.M.Godowitch, 1983: Temporal behavior of turbulence para,eters relevant to elevated point source dispersion. Preprint Volume, Sixth Symposium on Turbulence and Diffusion, Boston Ma, Am. Meteorol. Soc, Boston, MA. p309-312.

Ching, J.K.S., M.C. Shipham, and G. Watson, 1983: Influence of large scale advection and vertical motion on mixed layer depths and growth rates. Preprint Volume, Sixth Symposium on Turbulence and Diffusion, Boston Ma, Am. Meteorol. Soc, Boston, MA. p207-210.

Clarke, J.F., Ching, J.K.S. and J.M.Godowitch, 1983: Lagrangian and Eulerian time scale relationships and plume dispersion from the Tennessee Plume Study. Preprint Volume, Sixth Symposium on Turbulence and Diffusion, Boston Ma, Am. Meteorol. Soc, Boston, MA. p154-157.

Bean, B., K. Hanson, T.P. Repoff, J.K.S. Ching, J.M.Godowitch, 1983: Characteristics of turbulent transport across a series of parallel ridges, a case study. Preprint Volume, Sixth Symposium on Turbulence and Diffusion, Boston Ma, Am. Meteorol. Soc, Boston, MA. p131-134.

Clarke, J.F., J.K.S. Ching R.M. Brown, H. Westburg and J. White, 1982: Regional transport of ozone. Preprint Volume, Third Joint AMS‑APCA Conference on Meteorological Applications of Air Pollution Meteorology, San Antonio, TX Am. Meteorol. Soc., Boston MA p1-4.

Ching, J.K.S., J.F. Clarke, J.S. Irwin and J. M. Godowitch, 1982: Review of EPA mixed layer diffusion programs and assessment of future needs. Proceeding of the Workshop on Mixed Layer Diffusion, Las Cruces, NM, p141-152.

Greenhut,G.K. T.P. Repoff and J.K.S. Ching, 1982: Flux Variation and cloud transport of ozone, heat, and momentum in an urban environment. Preprint Volume, Third Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, San Antonio, TX, Am Meteorol. Soc., Boston, MA p 17-21.

Ching,J.K.S., 1982: The role of convective clouds in venting ozone from the mixed layer. Preprint Volume, Third joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, San Antonio, TX, Am Meteorol. Soc., Boston, MA p 5-9.

Godowitch, J.M., J.K.S. Ching, and J.F. Clarke, 1981: Urban/rural and temporal variations in PBL turbulence parameters and length scales over St. Louis, MO. Preprint Volume, Fifth Symposium on Turbulence, Diffusion, and Air Pollution, Atlanta, GA. Am Meteorol. Soc., Boston, MA p 171-172.

Clarke, J.F., J.K.S. Ching and J.M. Godowitch, 1981: Spectral characteristics of surface layer turbulence in an urban area. Preprint Volume, Fifth Symposium on Turbulence, Diffusion, and Air Pollution, Atlanta, GA. Am Meteorol. Soc., Boston, MA p 167-168.

Ching, J.K.S., D.C. Doll, J. Kaneshiro, 1981: Temporal variations of ground heat flux for soil and concrete using net radiation data. Preprint Volume, Fifth Symposium on Turbulence, Diffusion, and Air Pollution, Atlanta, GA. Am Meteorol. Soc., Boston, MA p 169-170.

Godowitch, J.M. and J.K.S. Ching, 1980: Formation and growth of the nocturnal inversion layer at an urban and rural location. Preprint Volume, Second Joint AMS‑APCA Conference on Applications of Air Pollution Meteorology, New Orleans, LA., Am Meteorol. Soc., Boston, MA p 165-172.

Clarke, J.F., J.K.S. Ching, J.M. Godowitch, J.F. Sagendorff, T. Repoff, and R. Gilmer, 1980: Lagrangian‑Eulerian scale relationships and plume dispersion in the Tennessee Plume Study. Symposium on Plumes and Visibility: Measurements and Model Components, Grand Canyon, AZ.

Ching,J.K.S., J.F. Clarke, J.M. Godowitch, B.R. Bean, T. Repoff, and R.M. McGavin, 1980: Temporal behavior of vertical profiles of turbulence parameters and their relevance to elevated point source dispersion. Symposium on Plumes and Visibility: Measurements and Model Components, Grand Canyon, AZ.

Schiermeier, F.A., F. Pooler, N.V. Gillani. J.F. Clarke, J.K.S. Ching, and W.E. Wilson, 1979: Experimental investigation of atmospheric sulfur transport and transformation in the 1978 STATE program. Proceeding Tenth International Technical Meeting on Air Pollution Modeling and Its Application NATO/CCMS, Brussels, Belgium. p95-104.

Godowitch, J.M., J.K.S. Ching and J.F. Clarke, 1979: Dissipation of the nocturnal inversion at an urban and rural site in St. Louis, MO. Preprint Volume, Fourth Symposium on Turbulence, Diffusion and air Pollution, Reno NV., Am Meteorol. Soc., Boston, MA p 416-420.

Endlich, R.M., F.L. Ludwig, and J.K.S., 1979: Objective identification of mixing layer heights from lidar records. Preprint Volume, Fourth Symposium on Turbulence, Diffusion and air Pollution, Reno NV., Am Meteorol. Soc., Boston, MA p 189-196.

Clarke, J.F., J.K.S. Ching, F.S. Binkowski, and J.M. Godowitch, 1978: Turbulent structure of the urban surface boundary layer. NATO/CCMS Ninth International Technical Meeting on Air Pollution Modeling and its Application, Toronto, Canada, p187-196.

Clarke, J.F., J.K.S. Ching and J.M. Godowitch, 1978: Variability of diffusion coefficients over an urban area. Paper 78‑73.11, 1978 Annual Meeting of the Air Pollution control Association.

Ching,J.K.S., J.F. Clarke and J.M. Godowitch, 1978: The variability of the heat flux and mixed layer depth over St Louis, MO. WMO Symposium on Boundary layer Physics Applied to Special Problems of Air Pollution, Norrkoping, Sweden, p 71-78.

Jalikee, J.B., J.K.S. Ching and J.A. Almazan, 1974: Objective analysis of IFYGL surface meteorological data. Proceeding, 17th Conference of the Great Lakes Research International Association, p 733-750.

Ching, J.K.S., 1974: A study of lake‑land breeze circulation of Lake Ontario using IFYGL buoy observation. Proceeding, 17th Conference of the Great Lakes Research I

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