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Records 1 to 25 of 181 records from author Robert Gilliam

2024
Foley, K., G. Pouliot, A. Eyth, M. Aldridge, Christine Allen, Keith Appel, J. Bash, M. Beardsley, J. Beidler, Jongwoo Choi, C. Farkas, R. Gilliam, J. Godfrey, B. Henderson, C. Hogrefe, S. Koplitz, R. Mason, R. Mathur, Christopher Misenis, Norman Possiel, H. Pye, L. Reynolds, M. Roark, S. Roberts, D. Schwede, K. Seltzer, D. Sonntag, K. Talgo, C. Toro, J. Vukovich, J. Xing, AND E. Adams. 2002-2017 Anthropogenic Emissions Data for Air Quality Modeling over the United States. Data in Brief. Elsevier B.V., Amsterdam, Netherlands, 47:N/A, (2023). https://doi.org/10.1016/j.dib.2023.109022
Sarwar, G., C. Hogrefe, B. Henderson, R. Mathur, R. Gilliam, A. Callaghan, J. Lee, AND L. Carpenter. Impact of particulate nitrate photolysis on air quality over the Northern Hemisphere. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, Netherlands, 917:N/A, (2024). https://doi.org/10.1016/j.scitotenv.2024.170406
2023
Alapaty, K., J. Bash, R. Gilliam, C. Hogrefe, B. Henderson, D. Kang, B. Cheng, C. Nolte, S. Arunachalam, AND A. Vette. A new paradigm for PBL modeling in meteorological and air quality models. 22nd Annual CMAS Conference, chapel hill, NC, October 16 - 18, 2023.
Hogrefe, C., J. Bash, J. Pleim, D. Schwede, R. Gilliam, K. Foley, Keith Appel, AND R. Mathur. An Analysis of CMAQ Gas Phase Dry Deposition over North America Through Grid-Scale and Land-Use Specific Diagnostics in the Context of AQMEII4. Atmospheric Chemistry and Physics. Copernicus Publications, Katlenburg-Lindau, Germany, 23(14):8119–8147, (2023). https://doi.org/10.5194/acp-23-8119-2023
Fahey, K., R. Gilliam, G. Pouliot, S. Farrell, G. Sarwar, H. Pye, B. Murphy, D. Huff, Nicole Briggs, AND R. Kotchenruther. CMAQ modeling of the 2022 Alaskan Layered Pollution and Chemical Analysis (ALPACA) field study. SIP meeting with AK Dept of Environmental Conservation, Fairbanks North Star Borough, and EPA Region 10, Fairbanks, AK, September 19, 2023.
Wong, Cheung, J. Willison, J. Pleim, Orren Bullock, R. Gilliam, Jerold Herwehe, G. Pouliot, C. Hogrefe, D. Kang, AND H. Foroutan. Construction of the Advanced Air Quality Modeling System (AAQMS) and the MPAS-CMAQ Coupled Model. 22nd Annual CMAS Conference, Chapel Hill, NC, October 16 - 18, 2023.
Alapaty, Kiran, J. Bash, R. Gilliam, C. Hogrefe, B. Henderson, D. Kang, B. Cheng, Chris Nolte, S. Arunachalam, AND A. Vette. Ending the half-a-century monopoly of similarity functions in the boundary layer modeling. Meteorology and Climate - Modeling for Air Quality Conference, near Sacramento, CA, September 13 - 15, 2023.
Foley, K., C. Hogrefe, Keith Appel, R. Gilliam, G. Pouliot, AND S. Benish. Evaluation of air quality modeling from EQUATES: EPA’s Air Quality Time Series Project. International Technical Meeting on Air Pollution Modeling and its Application, Chapel Hill, NC, May 22 - 26, 2023.
Gilliam, R., K. Fahey, G. Pouliot, H. Pye, Nicole Briggs, S. Farrell, D. Huff, W. Simpson, AND M. Meeta Cesler-Maloney. Modeling wintertime meteorology for the 2022 Alaskan Layered Pollution and Chemical Analysis (ALPACA) campaign - AMS 2023. 103rd American Meteorological Society Conference and 25th Conference on Atmospheric Chemistry, Denver, CO, January 08 - 12, 2023.
Mathur, R., C. Hogrefe, J. Xing, Keith Appel, J. Bash, K. Foley, R. Gilliam, B. Henderson, W. Hutzell, D. Kang, B. Murphy, S. Napelenok, J. Pleim, G. Pouliot, H. Pye, G. Sarwar, AND F. Sidi. Multi-decadal (1990-2019) trends and source contributions to atmospheric nitrogen and sulfur deposition across the Northern Hemisphere. American Geophysical Union Fall Meeting, San Francisco, CA, December 11 - 15, 2023.
Farrell, S., H. Pye, R. Gilliam, G. Pouliot, D. Huff, G. Sarwar, W. Vizuete, AND K. Fahey. Predicted impacts of heterogeneous chemical pathways on particulate sulfur over the N. Hemisphere and Fairbanks, Alaska. International Technical Meeting On Air Pollution Modeling And Its Application, Chapel Hill, NC, May 22 - 26, 2023.
D'Ambro, E., H. Pye, C. Allen, K. Talgo, L. Reynolds, R. Gilliam, J. Bash, AND B. Murphy. Predicting the fate and transport of per- and polyfluoroalkyl substances (PFAS) in the atmosphere with air quality models. ITM Conference 2023, Chapel Hill, NC, May 22 - 26, 2023.
Willison, J., Jon Pleim, D. Wong, R. Gilliam, R. Bullock, J. Herwehe, C. Hogrefe, G. Pouliot, G. Sarwar, AND R. Mathur. Recent advancement of EPA’s global air quality modeling system: MPAS-CMAQ. 103rd American Meteorological Society Annual Meeting, Denver, CO, January 08 - 12, 2023.
Hogrefe, C., R. Mathur, S. Napelenok, B. Henderson, G. Sarwar, G. Pouliot, J. Willison, R. Gilliam, Keith Appel, Bill Hutzell, D. Kang, B. Murphy, H. Pye, AND K. Foley. Trends and Variability in Concentrations and Source Contributions of 2002 – 2019 Ozone and Particulate Matter over the Northern Hemisphere. ITM 2023 International Technical Meeting On Air Pollution Modeling And Its Application, Chapel Hill, NC, May 22 - 26, 2023.
Appel, Keith, C. Hogrefe, K. Foley, R. Gilliam, D. Kang, G. Pouliot, B. Murphy, H. Pye, B. Place, J. Pleim, J. Bash, G. Sarwar, S. Napelenok, Cheung Wong, R. Mathur, F. Sidi, C. Nolte, J. Willison, K. Fahey, Bill Hutzell, E. D'Ambro, T. Spero, AND D. Schwede. Updates in and evaluation of the Community Multiscale Air Quality (CMAQ) modeling system version 5.4. 103rd Annual American Meteorological Society Meeting, Denver, CO, January 08 - 12, 2023.
2022
Wilkins, J., G. Pouliot, T. Pierce, A. Soja, H. Choi, E. Gargulinski, R. Gilliam, J. Vukovich, AND M. Landis. An evaluation of empirical and statistically based smoke plume injection height parametrisations used within air quality models. International Journal of Wildland Fire. CSIRO Publishing, Collingwood Victoria, Australia, 31(2):193-211, (2022). https://doi.org/10.1071/WF20140
East, J., B. Henderson, S. Napelenok, S. Koplitz, R. Pierce, A. Lenzen, D. Tong, R. Gilliam, G. Sarwar, AND F. Garcia-Menendez. Applying OMI and TROPOMI NO2 observations in EPA’s CMAQ modeling framework (HAQAST meeting). HAQAST, Virtual, Virtual, January 20 - 21, 2022.
Campbell, P., Y. Tang, P. Lee, B. Baker, D. Tong, R. Saylor, A. Stein, J. Huang, H. Huang, E. Strobach, J. McQueen, L. Pan, I. Stajner, J. Sims, J. Tirado-Delgado, Y. Jung, F. Yang, T. Spero, AND R. Gilliam. Development and evaluation of an advanced National Air Quality Forecasting Capability using the NOAA Global Forecast System version 16. Geoscientific Model Development . Copernicus Publications, Katlenburg-Lindau, Germany, 15:3281-3313, (2022). https://doi.org/10.5194/gmd-15-3281-2022
Willison, J., Jon Pleim, D. Wong, R. Gilliam, R. Bullock, J. Herwehe, C. Hogrefe, G. Pouliot, AND R. Mathur. Development and evaluation of the coupled MPAS-CMAQ model system. MPAS Meeting, Virtual, CO, June 07 - 09, 2022.
East, J., B. Henderson, S. Napelenok, S. Koplitz, R. Pierce, A. Lenzen, R. Gilliam, G. Sarwar, D. Tong, AND F. Garcia-Menendez. Inferring air pollutant emission using satellites (NC State EWC departmental presentation). Environmental, Water Resources, and Coastal Engineering Symposium at North Carolina State University, Raleigh, NC, March 04, 2022.
East, J., B. Henderson, Z. Qu, S. Napelenok, S. Koplitz, R. Pierce, A. Lenzen, R. Gilliam, G. Sarwar, D. Tong, AND F. Garcia-Menendez. POSTER for IGC & TEMPO STM: Assimilation of NO2 – a comparison of multiple products and multiple models. TEMPO Scientific Team Meeting, Virtual, Virtual, May 31, 2022.
East, J., B. Henderson, Z. Qu, S. Napelenok, S. Koplitz, R. Pierce, A. Lenzen, R. Gilliam, G. Sarwar, D. Tong, AND F. Garcia-Menendez. POSTER for TEMPO STM: Assimilation of NO2 – a comparison of multiple products and multiple models. The International GEOS-Chem conference, Virtual, Virtual, June 07, 2022.
Torres-Vazquez, A., J. Pleim, R. Gilliam, AND G. Pouliot. Performance Evaluation of the Meteorology and Air Quality Conditions From Multiscale WRF-CMAQ Simulations for the Long Island Sound Tropospheric Ozone Study (LISTOS). JOURNAL OF GEOPHYSICAL RESEARCH: ATMOSPHERES. American Geophysical Union, Washington, DC, 127(5):e2021JD035890, (2022). https://doi.org/10.1029/2021JD035890
2021
Pleim, Jon, D. Wong, R. Gilliam, J. Willison, R. Bullock, J. Herwehe, C. Hogrefe, AND G. Pouliot. (MAC-MAQ) Conference - Development and evaluation of the coupled MPAS-CMAQ model system. Meteorology and Climate – Modeling for Air Quality (MAC-MAQ) Conference, Davis, CA, September 15 - 17, 2021.
D'Ambro, E., H. Pye, J. Bash, J. Bowyer, C. Allen, R. Gilliam, L. Reynolds, K. Talgo, C. Efstathiou, AND B. Murphy. AAPCA Meeting: Characterizing the Atmospheric Transport and Deposition of PFAS Emissions from a Manufacturer near Fayetteville, NC. Association of Air Pollution Control Agencies, NA, North Carolina, February 09, 2021.