James Crawford

Organization

NASA Langley Research Center

Contact person by email

Business Address

NASA Langley Research Center
Mail Stop 483
21 Langley Blvd.
Hampton, VA 23681
United States

First Author Publications

Crawford, J.H., et al. (2003), Cloud impacts on UV spectral actinic flux observed during the International Photolysis Frequency Measurement and Model Intercomparison (IPMMI), J. Geophys. Res., 108, 8545, doi:10.1029/2002JD002731.
Crawford, J.H., et al. (2003), Clouds and trace gas distributions during TRACE-P, J. Geophys. Res., 108, 8818, doi:10.1029/2002JD003177.
Crawford, J.H., et al. (2000), Evolution and chemical consequences of lightning-produced NOx observed in the North Atlantic upper troposphere, J. Geophys. Res., 105, 19.
Crawford, J.H., et al. (1999), Assessment of upper tropospheric HOx sources over the tropical Pacific based on NASA GTE/PEM data: Net effect on HOx and other photochemical parameters, J. Geophys. Res., 104, 16,255-16.
Crawford, J.H., et al. (1997), Implications of large scale shifts in tropospheric Nox lebels in the remote tropical Pacific, J. Geophys. Res., 102.D23, 28447-28468.
Crawford, J.H., et al. (1997), An Assessment of ozone photochemistry in the extratropical western north Pacific: Impact of continental outflow during the late winter/early spring., J. Geophys. Res., 102, 28,469-28.
Crawford, J.H., et al. (1995), Large-scale air mass characteristics observed over the western Pacific during the summertime, J. Geophys. Res..

Note: Only publications that have been uploaded to the ESD Publications database are listed here.

Co-Authored Publications

Gkatzelis, G., et al. (2024), Parameterizations of US wildfire and prescribed fire emission ratios and emission factors based on FIREX-AQ aircraft measurements, Atmos. Chem. Phys., doi:10.5194/acp-24-929-2024.
Gkatzelis, G., et al. (2024), Parameterizations of US wildfire and prescribed fire emission ratios and emission factors based on FIREX-AQ aircraft measurements, Atmos. Chem. Phys., doi:10.5194/acp-24-929-2024.
Tang, Y., et al. (2023), Evaluation of the NAQFC driven by the NOAA Global Forecast System (version 16): comparison with the WRF-CMAQ during the summer 2019 FIREX-AQ campaign, Geosci. Model. Dev., doi:10.5194/gmd-15-7977-2022.
Travis, K.R., et al. (2023), Emission Factors for Crop Residue and Prescribed Fires in the Eastern US during FIREX-AQ, J. Geophys. Res., 128, e2023JD039309, doi:10.1029/2023JD039309.
Warneke, C., et al. (2023), Fire Influence on Regional to Global Environments and Air Quality (FIREX-AQ), J. Geophys. Res., 128, e2022JD037758, doi:10.1029/2022JD037758.
Adachi, K., et al. (2022), Fine ash-bearing particles as a major aerosol component in biomass burning smoke, J. Geophys. Res., 127, e2021JD035657, doi:10.1029/2021JD035657.
Brune, W.H., et al. (2022), Observations of atmospheric oxidation and ozone production in South Korea, Atmos. Environ., 269, 118854, doi:10.1016/j.atmosenv.2021.118854.
Lee, Y.R., et al. (2022), An investigation of petrochemical emissions during KORUS-AQ: Ozone production, reactive nitrogen evolution, and aerosol production. Elementa: Science of the Anthropocene, 10, 00079-24, doi:10.1525/elementa.2022.00079.
Xu, L., et al. (2022), Adv.7, eabl3648 (2021) 8 December 2021SCIENCE ADVANCES, Ozone chemistry in western U.S. wildfire plumes, Xu et al., Sci., 7, eabl3648, doi:10.1126/sciadv.abl3648.
Park, R., et al. (2021), Multi-model intercomparisons of air quality simulations for the KORUS-AQ campaign, Elementa: Science of the Anthropocene, 9, doi:10.1525/elementa.2021.00139.
Tang, W., et al. (2021), Assessing sub-grid variability within satellite pixels over urban regions using airborne mapping spectrometer measurements, Atmos. Meas. Tech., 14, 4639-4655, doi:10.5194/amt-14-4639-2021.
Wiggins, E.B., et al. (2021), Reconciling assumptions in bottom-up and top-down approaches for estimating aerosol emission rates from wildland fires using observations from FIREX-AQ, J. Geophys. Res., 126, e2021JD035692, doi:10.1029/2021JD035692.
Zhang, B., et al. (2021), Simulation of radon-222 with the GEOS-Chem global model: emissions, seasonality, and convective transport, Atmos. Chem. Phys., 21, 1861-1887, doi:10.5194/acp-21-1861-2021.
Eck, T.F., et al. (2020), Influence of cloud, fog, and high relative humidity during pollution transport events in South Korea: Aerosol properties and PM2.5 variability, Atmos. Environ., 232, 117530, doi:10.1016/j.atmosenv.2020.117530.
Jordan, C.E., et al. (2020), Investigation of factors controlling PM2.5 variability across the South Korean Peninsula during KORUS-AQ, variability across the South Korean Peninsula during KORUS-AQ, 8, 28, doi:10.1525/elementa.424.
Peterson, D.A., et al. (2020), Meteorology influencing springtime air quality, pollution transport, and visibility in Korea, air quality, pollution transport, and visibility in Korea. Elem Sci, 7, 57, doi:10.1525/elementa.395.
Schroeder, J.R., et al. (2020), Observation-based modeling of ozone chemistry in the Seoul metropolitan area during the Korea-United States Air Quality Study (KORUS-AQ), Elem Sci Anth, 8, doi:10.1525/elementa.400.
Oak, Y.J., et al. (2019), Evaluation of simulated O3 production efficiency during the KORUS-AQ campaign: Implications for anthropogenic NOx emissions in Korea, Elem Sci Anth, 7, 56, doi:10.1525/elementa.394.
Holben, B.N., et al. (2018), An overview of mesoscale aerosol processes, comparisons, and validation studies from DRAGON networks, Atmos. Chem. Phys., 18, 655-671, doi:10.5194/acp-18-655-2018.
Jean-Paul, J.J., et al. (2018), Batal: The Balloon Measurement Campaigns of the Asian Tropopause Aerosol Layer, Bull. Am. Meteorol. Soc., 955, doi:10.1175/BAMS-D-17-0014.1.
Brattich, E., et al. (2017), Processes controlling the seasonal variations in 210Pb and 7Be at the Mt. Cimone WMO-GAW global station, Italy: a model analysis, Atmos. Chem. Phys., 17, 1061-1080, doi:10.5194/acp-17-1061-2017.
Cheng, Y., et al. (2017), Large biogenic contribution to boundary layer O3-CO regression slope in summer, Geophys. Res. Lett., 44, doi:10.1002/2017GL074405.
Choi, ., et al. (2017), Global O3–CO correlations in a chemistry and transport model during July–August: evaluation with TES satellite observations and sensitivity to input meteorological data and emissions, Atmos. Chem. Phys., 17, 8429-8452, doi:10.5194/acp-17-8429-2017.
Lamsal, L., et al. (2017), High-resolution NO2 observations from the Airborne Compact Atmospheric Mapper: Retrieval and validation, J. Geophys. Res., 122, 1953-1970, doi:10.1002/2016JD025483.
Beyersdorf, A., et al. (2016), The impacts of aerosol loading, composition, and water uptake on aerosol extinction variability in the Baltimore–Washington, D.C. region, Atmos. Chem. Phys., 16, 1003-1015, doi:10.5194/acp-16-1003-2016.
Liu, H., et al. (2016), Using beryllium-7 to assess cross-tropopause transport in global models, Atmos. Chem. Phys., 16, 4641-4659, doi:10.5194/acp-16-4641-2016.
Müller, M., et al. (2016), In situ measurements and modeling of reactive trace gases in a small biomass burning plume, Atmos. Chem. Phys., 16, 3813-3824, doi:10.5194/acp-16-3813-2016.
Pusede, S.E., et al. (2016), On the effectiveness of nitrogen oxide reductions as a control over ammonium nitrate aerosol, Atmos. Chem. Phys., 16, 2575-2596, doi:10.5194/acp-16-2575-2016.
Zhang, Y., et al. (2016), Large vertical gradient of reactive nitrogen oxides in the boundary layer: Modeling analysis of DISCOVER-AQ 2011 observations, J. Geophys. Res., 121, doi:10.1002/2015JD024203.
Apel, E.C., et al. (2015), Upper tropospheric ozone production from lightning NOx-impacted convection: Smoke ingestion case study from the DC3 campaign, J. Geophys. Res., 120, 2505-2523, doi:10.1002/2014JD022121.
Barth, M.C., et al. (2015), The Deep Convective Clouds And Chemistry (Dc3) Field Campaign, Bull. Am. Meteorol. Soc., 1281-1310.
Huang, J., et al. (2015), Origin of springtime ozone enhancements in the lower troposphere over Beijing: in situ measurements and model analysis, Atmos. Chem. Phys., 15, 5161-5179, doi:10.5194/acp-15-5161-2015.
Barth, M., et al. (2014), The Deep Convective Clouds and Chemistry (DC3) Field Campaign,, Bull. Am. Meteorol. Soc., doi:10.1175/BAMS-D-13-00290.1.
Apel, E.C., et al. (2012), Impact of the deep convection of isoprene and other reactive trace species on radicals and ozone in the upper troposphere, Atmos. Chem. Phys., 12, 1135-1150, doi:10.5194/acp-12-1135-2012.
Liao, J., et al. (2012), Characterization of soluble bromide measurements and a case study of BrO observations during ARCTAS, Atmos. Chem. Phys., 12, 1327-1338, doi:10.5194/acp-12-1327-2012.
Olson, J.R., et al. (2012), An analysis of fast photochemistry over high northern latitudes during spring and summer using in-situ observations from ARCTAS and TOPSE, Atmos. Chem. Phys., 12, 6799-6825, doi:10.5194/acp-12-6799-2012.
Ren, ., et al. (2012), Airborne intercomparison of HOx measurements using laser-induced fluorescence and chemical ionization mass spectrometry during ARCTAS, Atmos. Meas. Tech., 5, 2025-2037.
Zhang, Y., et al. (2012), Distribution, variability and sources of tropospheric ozone over south China in spring: Intensive ozonesonde measurements at five locations and modeling analysis, J. Geophys. Res., 117, D12304, doi:10.1029/2012JD017498.
Fried, A., et al. (2011), Detailed comparisons of airborne formaldehyde measurements with box models during the 2006 INTEX-B and MILAGRO campaigns: potential evidence for significant impacts of unmeasured and multi-generation volatile organic carbon compounds, Atmos. Chem. Phys., 11, 11867-11894, doi:10.5194/acp-11-11867-2011.
Hornbrook, R.S., et al. (2011), Measurements of tropospheric HO2 and RO2 by oxygen dilution modulation and chemical ionization mass spectrometry, Atmos. Meas. Tech., 4, 735-756, doi:10.5194/amt-4-735-2011.
Liang, Q., et al. (2011), Reactive nitrogen, ozone and ozone production in the Arctic troposphere and the impact of stratosphere-troposphere exchange, Atmos. Chem. Phys., 11, 13181-13199, doi:10.5194/acp-11-13181-2011.
Duncan, B., et al. (2010), Application of OMI observations to a space-based indicator of NOx and VOC controls on surface ozone formation, Atmos. Environ., 44, 2213-2223, doi:10.1016/j.atmosenv.2010.03.010.
Emmons, L.K., et al. (2010), Impact of Mexico City emissions on regional air quality from MOZART-4 simulations, Atmos. Chem. Phys., 10, 6195-6212, doi:10.5194/acp-10-6195-2010.
Jacob, D.J., et al. (2010), The Arctic Research of the Composition of the Troposphere from Aircraft and Satellites (ARCTAS) mission: design, execution, and first results, Atmos. Chem. Phys., 10, 5191-5212, doi:10.5194/acp-10-5191-2010.
Mao, J., et al. (2010), Chemistry of hydrogen oxide radicals (HOx) in the Arctic troposphere in spring, Atmos. Chem. Phys., 10, 5823-5838, doi:10.5194/acp-10-5823-2010.
Salawitch, R.J., et al. (2010), A new interpretation of total column BrO during Arctic spring, Geophys. Res. Lett., 37, L21805, doi:10.1029/2010GL043798.
Singh, H.B., et al. (2010), Pollution influences on atmospheric composition and chemistry at high northern latitudes: Boreal and California forest fire emissions, Atmos. Environ., 44, 4553-4564, doi:10.1016/j.atmosenv.2010.08.026.
Cooper, O.R., et al. (2009), Summertime buildup and decay of lightning NOx and aged thunderstorm outflow above North America, J. Geophys. Res., 114, D01101, doi:10.1029/2008JD010293.
Liu, H., et al. (2009), Sensitivity of photolysis frequencies and key tropospheric oxidants in a global model to cloud vertical distributions and optical properties, J. Geophys. Res., 114, D10305, doi:10.1029/2008JD011503.
Mao, J., et al. (2009), Airborne measurement of OH reactivity during INTEX-B, Atmos. Chem. Phys., 9, 163-173, doi:10.5194/acp-9-163-2009.
Singh, H.B., et al. (2009), Chemistry and transport of pollution over the Gulf of Mexico and the Pacific: Spring 2006 INTEX-B Campaign overview and first results, Atmos. Chem. Phys., 9, 2301-2318.
Spencer, K.M., et al. (2009), Inferring ozone production in an urban atmosphere using measurements of peroxynitric acid, Atmos. Chem. Phys., 9, 3697-3707, doi:10.5194/acp-9-3697-2009.
Fried, A., et al. (2008), Role of convection in redistributing formaldehyde to the upper troposphere over North America and the North Atlantic during the summer 2004 INTEX campaign, J. Geophys. Res., 113, D17306, doi:10.1029/2007JD009760.
Fried, A., et al. (2008), Formaldehyde over North America and the North Atlantic during the summer 2004 INTEX campaign: Methods, observed distributions, and measurement-model comparisons, J. Geophys. Res., 113, D10302, doi:10.1029/2007JD009185.
Ren, ., et al. (2008), HOx chemistry during INTEX-A 2004: Observation, model calculation, and comparison with previous studies, J. Geophys. Res., 113, D05310, doi:10.1029/2007JD009166.
Apel, E.C., et al. (2007), Observations of volatile organic compounds downwind of Mexico City during MIRAGE-MEX, Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract A41F-02.
Bertram, T., et al. (2007), Direct Measurements of the Convective Recycling of the Upper Troposphere, Science, 315, 816-820, doi:10.1126/science.1134548.
Kim, S., et al. (2007), Measurement of HO2NO2 in the free troposphere during the Intercontinental Chemical Transport Experiment–North America 2004, J. Geophys. Res., 112, D12S01, doi:10.1029/2006JD007676.
Pierce, R.B., et al. (2007), Chemical data assimilation estimates of continental U.S. ozone and nitrogen budgets during the Intercontinental Chemical Transport Experiment–North America, J. Geophys. Res., 112, D12S21, doi:10.1029/2006JD007722.
Singh, H.B., et al. (2007), Reactive nitrogen distribution and partitioning in the North American troposphere and lowermost stratosphere, J. Geophys. Res., 112, D12S04, doi:10.1029/2006JD007664.
Cooper, O.R., et al. (2006), Large upper tropospheric ozone enhancements above midlatitude North America during summer: In situ evidence from the IONS and MOZAIC ozone measurement network, J. Geophys. Res., 111, D24S05, doi:10.1029/2006JD007306.
Kwan, A.J., et al. (2006), On the flux of oxygenated volatile organic compounds from organic aerosol oxidation, Geophys. Res. Lett., 33, L15815, doi:10.1029/2006GL026144.
Liu, H., et al. (2006), Radiative effect of clouds on tropospheric chemistry in a global three-dimensional chemical transport model, J. Geophys. Res., 111, D20303, doi:10.1029/2005JD006403.
Singh, H.B., et al. (2006), Overview of the summer 2004 Intercontinental Chemical Transport Experiment -North America (INTEX-A), J. Geophys. Res., 111, D24S01, doi:10.1029/2006JD007905.
Kittaka, C., et al. (2004), A three-dimensional regional modeling study of the impact of clouds on sulfate distributions during TRACE-P, J. Geophys. Res., 109, D15S11, doi:10.1029/2003JD004353.
Singh, H.B., et al. (2004), Analysis of the atmospheric distribution, sources, and sinks of oxygenated volatile organic chemicals (OVOC) based on measurements over the Pacific during TRACE-P, J. Geophys. Res., 109, doi:10.1029/2003JD003883.
Tabazadeh, A., et al. (2004), Heterogeneous chemistry involving methanol in tropospheric clouds, Geophys. Res. Lett., 31, L06114, doi:10.1029/2003GL018775.
Wild, O., et al. (2004), Chemical transport model ozone simulations for spring 2001 over the western Pacific: Regional ozone production and its global impacts, J. Geophys. Res., 109, D15S02, doi:10.1029/2003JD004041.
Cantrell, C., et al. (2003), Peroxy radical behavior during the Transport and Chemical Evolution over the Pacific (TRACE-P) campaign as measured aboard the NASA P-3B aircraft, J. Geophys. Res., 108, 8797, doi:10.1029/2003JD003674.
Fried, A., et al. (2003), Airborne tunable diode laser measurements of formaldehyde during TRACE-P: Distributions and box model comparisons, J. Geophys. Res., 108, 8798, doi:10.1029/2003JD003451.
Heald, C.L., et al. (2003), Asian outflow and trans-Pacific transport of carbon monoxide and ozone pollution: An integrated satellite, aircraft, and model perspective, J. Geophys. Res., 108, 4804, doi:10.1029/2003JD003507.
Lefer, B.L., et al. (2003), Impact of clouds and aerosols on photolysis frequencies and photochemistry during TRACE-P: 1. Analysis using radiative transfer and photochemical box models, J. Geophys. Res., 108, 8821, doi:10.1029/2002JD003171.
Mauldin, R.L., et al. (2003), Highlights of OH, H2SO4, and methane sulfonic acid measurements made aboard the NASA P-3B during Transport and Chemical Evolution over the Pacific, J. Geophys. Res., 108, 8796, doi:10.1029/2003JD003410.
Simpson, I.J., et al. (2003), Airborne measurements of cirrus-activated C2Cl4 depletion in the upper troposphere with evidence against Cl reactions, Geophys. Res. Lett., 30, 2025, doi:10.1029/2003GL017598.
Simpson, I.J., et al. (2003), Production and evolution of selected C2-C5 alkyl nitrates in tropospheric air influenced by Asian outflow, J. Geophys. Res., 108, 8808, doi:10.1029/2002JD002830.
Singh, H.B., et al. (2003), Oxygenated volatile organic chemicals in the oceans: Inferences and implications based on atmospheric observations and air-sea exchange models, Geophys. Res. Lett., 30, 1862, doi:10.1029/2003GL017933.
Lefer, B.L., et al. (2001), Comparison of airborne NO2 photolysis frequency measurements during PEM-Tropics B, J. Geophys. Res., 106, 32645-32656.
Bradshaw, J., et al. (1999), Photofragmentation two-photon laser-induced fluorescence detection of NO2 and NO: Comparison of measurements with model results based on airborne observations during PEM-Tropics-A, Geophys. Res. Lett., 26, 471-474.
Brune, W.H., et al. (1999), OH and HO2 chemistry in the north Atlantic free troposphere, Geophys. Res. Lett., 26, 3077-3080.
Newell, R.E., et al. (1996), Atmospheric sampling of supertyphoon Mireille with the NASA DC-8 aircraft on September 27, 1991, during PEM-West A, J. Geophys. Res., 101.D1, 1853-1872.
Singh, H.B., et al. (1996), Low ozone in the marine boundary layer of the tropical Pacific Ocean: Photochemical loss, chlorine atoms, and entrainment, J. Geophys. Res., 101.D1, 1907-1918.
Singh, H.B., et al. (1996), Reactive nitrogen and ozone over the western Pacific: Distribution, partitioning and sources, J. Geophys. Res., 101.D1, 1793-1808.

Note: Only publications that have been uploaded to the ESD Publications database are listed here.

National Aeronautics and Space Administration

National Aeronautics and
Space Administration