Amir H. Souri

Amir H. Souri

Associate Research Scientist

Publications

Beyond binary maps from HCHO∕NO2: a deep neural network approach to global daily mapping of net ozone production rates and sensitivities constrained by satellite observations (2005–2023)

Amir Souri, Gonzalo González, Bryan Duncan, Luke Oman, "Beyond binary maps from HCHO∕NO2: a deep neural network approach to global daily mapping of net ozone production rates and sensitivities constrained by satellite observations (2005–2023)." Atmospheric Chemistry and Physics, 2026.

Feasibility of robust estimates of ozone production rates using a synergy of satellite observations, ground-based remote sensing, and models

Amir Souri, Gonzalo González, Glenn Wolfe, Tijl Verhoelst, Corinne Vigouroux, Gaia Pinardi, Steven Compernolle, Bavo Langerock, Bryan Duncan, Matthew Johnson, "Feasibility of robust estimates of ozone production rates using a synergy of satellite observations, ground-based remote sensing, and models." Atmospheric Chemistry and Physics, 2025.

Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)

Bryan Duncan, Daniel Anderson, Arlene Fiore, Joanna Joiner, Nickolay Krotkov, Can Li, Dylan Millet, Julie Nicely, Luke Oman, Jason St., Joshua Shutter, Amir Souri, Sarah Strode, Brad Weir, Glenn Wolfe, Helen Worden, Qindan Zhu, "Opinion: Beyond global means – novel space-based approaches to indirectly constrain the concentrations of and trends and variations in the tropospheric hydroxyl radical (OH)." Atmospheric Chemistry and Physics, 2024.

Methane retrieval from MethaneAIR using the CO$_textrm2$ proxy approach: a demonstration for the upcoming MethaneSAT mission

Christopher Chan, Sébastien Roche, Jonas Wilzewski, Xiong Liu, Kelly Chance, Amir Souri, Eamon Conway, Bingkun Luo, Jenna Samra, Jacob Hawthorne, Kang Sun, Carly Staebell, Apisada Chulakadabba, Maryann Sargent, Joshua Benmergui, Jonathan Franklin, Bruce Daube, Yang Li, Joshua Laughner, Bianca Baier, Ritesh Gautam, Mark Omara, Steven Wofsy, "Methane retrieval from MethaneAIR using the CO$_textrm2$ proxy approach: a demonstration for the upcoming MethaneSAT mission." Atmospheric Measurement Techniques, 2024.

Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations

Amir Souri, Bryan Duncan, Sarah Strode, Daniel Anderson, Michael Manyin, Junhua Liu, Luke Oman, Zhen Zhang, Brad Weir, "Enhancing long-term trend simulation of the global tropospheric hydroxyl (TOH) and its drivers from 2005 to 2019: a synergistic integration of model simulations and satellite observations." Atmospheric Chemistry and Physics, 2024.

Global retrieval of stratospheric and tropospheric BrO columns from the Ozone Mapping and Profiler Suite Nadir Mapper (OMPS-NM) on board the Suomi-NPP satellite

Heesung Chong, Gonzalo González, Caroline Nowlan, Christopher Chan, Alfonso Saiz-Lopez, Rafael Fernandez, Hyeong-Ahn Kwon, Zolal Ayazpour, Huiqun Wang, Amir Souri, Xiong Liu, Kelly Chance, Ewan O'Sullivan, Jhoon Kim, Ja-Ho Koo, William Simpson, François Hendrick, Richard Querel, Glen Jaross, Colin Seftor, Raid Suleiman, "Global retrieval of stratospheric and tropospheric BrO columns from the Ozone Mapping and Profiler Suite Nadir Mapper (OMPS-NM) on board the Suomi-NPP satellite." Atmospheric Measurement Techniques, 2024.

Trends and Interannual Variability of the Hydroxyl Radical in the Remote Tropics During Boreal Autumn Inferred From Satellite Proxy Data

Daniel Anderson, Bryan Duncan, Junhua Liu, Julie Nicely, Sarah Strode, Melanie Follette-Cook, Amir Souri, Jerry Ziemke, Gonzalo González-Abad, Zolal Ayazpour, "Trends and Interannual Variability of the Hydroxyl Radical in the Remote Tropics During Boreal Autumn Inferred From Satellite Proxy Data." Geophysical Research Letters, 2024.

Level0 to Level1B processor for MethaneAIR

Eamon Conway, Amir Souri, Joshua Benmergui, Kang Sun, Xiong Liu, Carly Staebell, Christopher Chan, Jonathan Franklin, Jenna Samra, Jonas Wilzewski, Sebastien Roche, Bingkun Luo, Apisada Chulakadabba, Maryann Sargent, Jacob Hohl, Bruce Daube, Iouli Gordon, Kelly Chance, Steven Wofsy, "Level0 to Level1B processor for MethaneAIR." Atmospheric Measurement Techniques, 2024.

Ozone Anomalies in Dry Intrusions Associated With Atmospheric Rivers

Kirsten Hall, Huiqun Wang, Amir Souri, Xiong Liu, Kelly Chance, "Ozone Anomalies in Dry Intrusions Associated With Atmospheric Rivers." Journal of Geophysical Research: Atmospheres, 2024.

Methane point source quantification using MethaneAIR: a new airborne imaging spectrometer

Apisada Chulakadabba, Maryann Sargent, Thomas Lauvaux, Joshua Benmergui, Jonathan Franklin, Christopher Chan, Jonas Wilzewski, Sébastien Roche, Eamon Conway, Amir Souri, Kang Sun, Bingkun Luo, Jacob Hawthrone, Jenna Samra, Bruce Daube, Xiong Liu, Kelly Chance, Yang Li, Ritesh Gautam, Mark Omara, Jeff Rutherford, Evan Sherwin, Adam Brandt, Steven Wofsy, "Methane point source quantification using MethaneAIR: a new airborne imaging spectrometer." Atmospheric Measurement Techniques, 2023.

Decoupling in the vertical shape of HCHO during a sea breeze event: The effect on trace gas satellite retrievals and column-to-surface translation

Amir Souri, Rajesh Kumar, Heesung Chong, Maryam Golbazi, K. Knowland, Jeffrey Geddes, Matthew Johnson, "Decoupling in the vertical shape of HCHO during a sea breeze event: The effect on trace gas satellite retrievals and column-to-surface translation." Atmospheric Environment, 2023.

Quantifying the premature mortality and economic loss from wildfire-induced PM2.5 in the contiguous U.S.

Shuai Pan, Lu Gan, Jia Jung, Wendi Yu, Anirban Roy, Lijun Diao, Wonbae Jeon, Amir Souri, H. Gao, Yunsoo Choi, "Quantifying the premature mortality and economic loss from wildfire-induced PM2.5 in the contiguous U.S.." Science of The Total Environment, 2023.

Satellite remote-sensing capability to assess tropospheric-column ratios of formaldehyde and nitrogen dioxide: case study during the Long Island Sound Tropospheric Ozone Study 2018 (LISTOS 2018) field campaign

Matthew Johnson, Amir Souri, Sajeev Philip, Rajesh Kumar, Aaron Naeger, Jeffrey Geddes, Laura Judd, Scott Janz, Heesung Chong, John Sullivan, "Satellite remote-sensing capability to assess tropospheric-column ratios of formaldehyde and nitrogen dioxide: case study during the Long Island Sound Tropospheric Ozone Study 2018 (LISTOS 2018) field campaign." Atmospheric Measurement Techniques, 2023.

Characterization of errors in satellite-based HCHO/NO2 tropospheric column ratios with respect to chemistry, column-to-PBL translation, spatial representation, and retrieval uncertainties

Amir Souri, Matthew Johnson, Glenn Wolfe, James Crawford, Alan Fried, Armin Wisthaler, William Brune, Donald Blake, Andrew Weinheimer, Tijl Verhoelst, Steven Compernolle, Gaia Pinardi, Corinne Vigouroux, Bavo Langerock, Sungyeon Choi, Lok Lamsal, Lei Zhu, Shuai Sun, Ronald Cohen, Kyung-Eun Min, Changmin Cho, Sajeev Philip, Xiong Liu, Kelly Chance, "Characterization of errors in satellite-based HCHO/NO2 tropospheric column ratios with respect to chemistry, column-to-PBL translation, spatial representation, and retrieval uncertainties." Atmospheric Chemistry and Physics, 2023.

Validation of OMPS Suomi NPP and OMPS NOAA-20 Formaldehyde Total Columns With NDACC FTIR Observations

H.-A. Kwon, G. Abad, C. Nowlan, H. Chong, A. Souri, C. Vigouroux, A. Röhling, R. Kivi, M. Makarova, J. Notholt, M. Palm, H. Winkler, Y. Té, R. Sussmann, M. Rettinger, E. Mahieu, K. Strong, E. Lutsch, S. Yamanouchi, T. Nagahama, J. Hannigan, M. Zhou, I. Murata, M. Grutter, W. Stremme, M. De, N. Jones, D. Smale, I. Morino, "Validation of OMPS Suomi NPP and OMPS NOAA-20 Formaldehyde Total Columns With NDACC FTIR Observations." Earth and Space Science, 2023.

The Impact of Springtime-Transported Air Pollutants on Local Air Quality With Satellite-Constrained NOx Emission Adjustments Over East Asia

Jia Jung, Yunsoo Choi, Amir Souri, Seyedali Mousavinezhad, Alqamah Sayeed, Kyunghwa Lee, "The Impact of Springtime-Transported Air Pollutants on Local Air Quality With Satellite-Constrained NOx Emission Adjustments Over East Asia." Journal of Geophysical Research: Atmospheres, 2022.

Dealing with spatial heterogeneity in pointwise-to-gridded- data comparisons

Amir Souri, Kelly Chance, Kang Sun, Xiong Liu, Matthew Johnson, "Dealing with spatial heterogeneity in pointwise-to-gridded- data comparisons." Atmospheric Measurement Techniques, 2022.

Unraveling pathways of elevated ozone induced by the 2020 lockdown in Europe by an observationally constrained regional model using TROPOMI

Amir Souri, Kelly Chance, Juseon Bak, Caroline Nowlan, Gonzalo González, Yeonjin Jung, David Wong, Jingqiu Mao, Xiong Liu, "Unraveling pathways of elevated ozone induced by the 2020 lockdown in Europe by an observationally constrained regional model using TROPOMI." Atmospheric Chemistry and Physics, 2021.

Development and Implementation of a Physics-Based Convective Mixing Scheme in the Community Multiscale Air Quality Modeling Framework

Arman Pouyaei, Bavand Sadeghi, Yunsoo Choi, Jia Jung, Amir Souri, Chun Zhao, Chul Song, "Development and Implementation of a Physics-Based Convective Mixing Scheme in the Community Multiscale Air Quality Modeling Framework." Journal of Advances in Modeling Earth Systems, 2021.

Response of Hurricane Harvey’s rainfall to anthropogenic aerosols: A sensitivity study based on spectral bin microphysics with simulated aerosols

Amir Souri, Yunsoo Choi, John Kodros, Jia Jung, Jacob Shpund, Jeffrey Pierce, Barry Lynn, Alexander Khain, Kelly Chance, "Response of Hurricane Harvey’s rainfall to anthropogenic aerosols: A sensitivity study based on spectral bin microphysics with simulated aerosols." Atmospheric Research, 2020.

An inversion of NOx and non-methane volatile organic compound (NMVOC) emissions using satellite observations during the KORUS-AQ campaign and implications for surface ozone over East Asia

Amir Souri, Caroline Nowlan, Gonzalo González, Lei Zhu, Donald Blake, Alan Fried, Andrew Weinheimer, Armin Wisthaler, Jung-Hun Woo, Qiang Zhang, Christopher Chan, Xiong Liu, Kelly Chance, "An inversion of NOx and non-methane volatile organic compound (NMVOC) emissions using satellite observations during the KORUS-AQ campaign and implications for surface ozone over East Asia." Atmospheric Chemistry and Physics, 2020.

Revisiting the effectiveness of HCHO/NO2 ratios for inferring ozone sensitivity to its precursors using high resolution airborne remote sensing observations in a high ozone episode during the KORUS-AQ campaign

Amir Souri, Caroline Nowlan, Glenn Wolfe, Lok Lamsal, Christopher Chan, Gonzalo Abad, Scott Janz, Alan Fried, Donald Blake, Andrew Weinheimer, Glenn Diskin, Xiong Liu, Kelly Chance, "Revisiting the effectiveness of HCHO/NO2 ratios for inferring ozone sensitivity to its precursors using high resolution airborne remote sensing observations in a high ozone episode during the KORUS-AQ campaign." Atmospheric Environment, 2020.

Quantifying the Impact of Excess Moisture From Transpiration From Crops on an Extreme Heat Wave Event in the Midwestern U.S.: A Top-Down Constraint From Moderate Resolution Imaging Spectroradiometer Water Vapor Retrieval

Amir Souri, Huiqun Wang, Gonzalo Abad, Xiong Liu, Kelly Chance, "Quantifying the Impact of Excess Moisture From Transpiration From Crops on an Extreme Heat Wave Event in the Midwestern U.S.: A Top-Down Constraint From Moderate Resolution Imaging Spectroradiometer Water Vapor Retrieval." Journal of Geophysical Research: Atmospheres, 2020.

Five decades observing Earth’s atmospheric trace gases using ultraviolet and visible backscatter solar radiation from space

Gonzalo Gonzalez, Amir Souri, Juseon Bak, Kelly Chance, Lawrence Flynn, Nickolay Krotkov, Lok Lamsal, Can Li, Xiong Liu, Christopher Miller, Caroline Nowlan, Raid Suleiman, Huiqun Wang, "Five decades observing Earth’s atmospheric trace gases using ultraviolet and visible backscatter solar radiation from space." Journal of Quantitative Spectroscopy and Radiative Transfer, 2019.

Ozone Monitoring Instrument (OMI) Total Column Water Vapor version 4 validation and applications

Huiqun Wang, Amir Souri, Gonzalo González, Xiong Liu, Kelly Chance, "Ozone Monitoring Instrument (OMI) Total Column Water Vapor version 4 validation and applications." Atmospheric Measurement Techniques, 2019.

Characterization of Regional Wind Patterns Using Self-Organizing Maps: Impact on Dallas–Fort Worth Long-Term Ozone Trends

Alexander Kotsakis, Yunsoo Choi, Amir Souri, Wonbae Jeon, James Flynn, "Characterization of Regional Wind Patterns Using Self-Organizing Maps: Impact on Dallas–Fort Worth Long-Term Ozone Trends." Journal of Applied Meteorology and Climatology, 2019.

The Impact of the Direct Effect of Aerosols on Meteorology and Air Quality Using Aerosol Optical Depth Assimilation During the KORUS-AQ Campaign

Jia Jung, Amir Souri, David Wong, Sojin Lee, Wonbae Jeon, Jhoon Kim, Yunsoo Choi, "The Impact of the Direct Effect of Aerosols on Meteorology and Air Quality Using Aerosol Optical Depth Assimilation During the KORUS-AQ Campaign." Journal of Geophysical Research: Atmospheres, 2019.

Modeling Wildfire Smoke Feedback Mechanisms Using a Coupled Fire-Atmosphere Model With a Radiatively Active Aerosol Scheme

Adam Kochanski, Derek Mallia, Matthew Fearon, Jan Mandel, Amir Souri, Tim Brown, "Modeling Wildfire Smoke Feedback Mechanisms Using a Coupled Fire-Atmosphere Model With a Radiatively Active Aerosol Scheme." Journal of Geophysical Research: Atmospheres, 2019.

Identification of chemical fingerprints in long-range transport of burning induced upper tropospheric ozone from Colorado to the North Atlantic Ocean

Wonbae Jeon, Yunsoo Choi, Amir Souri, Anirban Roy, Lijun Diao, Shuai Pan, Hwa Lee, Soon-Hwan Lee, "Identification of chemical fingerprints in long-range transport of burning induced upper tropospheric ozone from Colorado to the North Atlantic Ocean." Science of The Total Environment, 2018.

First Top-Down Estimates of Anthropogenic NOx Emissions Using High-Resolution Airborne Remote Sensing Observations

Amir Souri, Yunsoo Choi, Shuai Pan, Gabriele Curci, Caroline Nowlan, Scott Janz, Matthew Kowalewski, Junjie Liu, Jay Herman, Andrew Weinheimer, "First Top-Down Estimates of Anthropogenic NOx Emissions Using High-Resolution Airborne Remote Sensing Observations." Journal of Geophysical Research: Atmospheres, 2018.

Remote sensing evidence of decadal changes in major tropospheric ozone precursors over East Asia

Amir Souri, Yunsoo Choi, Wonbae Jeon, Jung-Hun Woo, Qiang Zhang, Jun-ichi Kurokawa, "Remote sensing evidence of decadal changes in major tropospheric ozone precursors over East Asia." Journal of Geophysical Research: Atmospheres, 2017.

Quantifying the Impact of Biomass Burning Emissions on Major Inorganic Aerosols and Their Precursors in the U.S.

Amir Souri, Yunsoo Choi, Wonbae Jeon, Adam Kochanski, Lijun Diao, Jan Mandel, Prakash Bhave, Shuai Pan, "Quantifying the Impact of Biomass Burning Emissions on Major Inorganic Aerosols and Their Precursors in the U.S.." Journal of Geophysical Research: Atmospheres, 2017.

Discrepancies between modeled and observed nocturnal isoprene in an urban environment and the possible causes: A case study in Houston

Lijun Diao, Yunsoo Choi, Beata Czader, Xiangshang Li, Shuai Pan, Anirban Roy, Amir Souri, Mark Estes, Wonbae Jeon, "Discrepancies between modeled and observed nocturnal isoprene in an urban environment and the possible causes: A case study in Houston." Atmospheric Research, 2016.

Computationally efficient air quality forecasting tool: implementation of STOPS v1.5 model into CMAQ v5.0.2 for a prediction of Asian dust

Wonbae Jeon, Yunsoo Choi, Peter Percell, Amir Souri, Chang-Keun Song, Soon-Tae Kim, Jhoon Kim, "Computationally efficient air quality forecasting tool: implementation of STOPS v1.5 model into CMAQ v5.0.2 for a prediction of Asian dust." Geoscientific Model Development, 2016.

A 15-year climatology of wind pattern impacts on surface ozone in Houston, Texas

Amir Souri, Yunsoo Choi, Xiangshang Li, Alexander Kotsakis, Xun Jiang, "A 15-year climatology of wind pattern impacts on surface ozone in Houston, Texas." Atmospheric Research, 2016.

Modeling the effect of relative humidity on nitrous acid formation in the Houston area

Lijun Diao, Anirban Roy, Beata Czader, Shuai Pan, Wonbae Jeon, Amir Souri, Yunsoo Choi, "Modeling the effect of relative humidity on nitrous acid formation in the Houston area." Atmospheric Environment, 2016.

Constraining NOx emissions using satellite NO2 measurements during 2013 DISCOVER-AQ Texas campaign

Amir Souri, Yunsoo Choi, Wonbae Jeon, Xiangshang Li, Shuai Pan, Lijun Diao, David Westenbarger, "Constraining NOx emissions using satellite NO2 measurements during 2013 DISCOVER-AQ Texas campaign." Atmospheric Environment, 2016.

Modeling the uncertainty of several VOC and its impact on simulated VOC and ozone in Houston, Texas

Shuai Pan, Yunsoo Choi, Anirban Roy, Xiangshang Li, Wonbae Jeon, Amir Souri, "Modeling the uncertainty of several VOC and its impact on simulated VOC and ozone in Houston, Texas." Atmospheric Environment, 2015.

Chemical condition and surface ozone in large cities of Texas during the last decade: Observational evidence from OMI, CAMS, and model analysis

Yunsoo Choi, Amir Souri, "Chemical condition and surface ozone in large cities of Texas during the last decade: Observational evidence from OMI, CAMS, and model analysis." Remote Sensing of Environment, 2015.

A hybrid LS-HE and LS-SVM model to predict time series of precipitable water vapor derived from GPS measurements

M. Sharifi, A. Souri, "A hybrid LS-HE and LS-SVM model to predict time series of precipitable water vapor derived from GPS measurements." Arabian Journal of Geosciences, 2015.

Dust storm detection using random forests and physical-based approaches over the Middle East

Amir Souri, Sanaz Vajedian, "Dust storm detection using random forests and physical-based approaches over the Middle East." Journal of Earth System Science, 2015.

Seasonal behavior and long-term trends of tropospheric ozone, its precursors and chemical conditions over Iran: A view from space

Yunsoo Choi, Amir Souri, "Seasonal behavior and long-term trends of tropospheric ozone, its precursors and chemical conditions over Iran: A view from space." Atmospheric Environment, 2015.