大气成分遥感，大气化学模拟，空气污染，气候变化

个人主页 https://ruijun-dang.github.io/

国家自然科学基金优秀青年科学基金项目（海外），主持，2025-2028

Dang, R., Jacob, D. J., Wang, H., Nowlan, C. R., Gonzalez Abad, G., Chong, H., Liu, X., Shah, V., Yang, L. H., Oak, Y. J., Marais, E. A., Horner, R. P., Rollins, A. W., Crawford, J. H., Li, K., and Liao, H.: High-resolution geostationary satellite observations of free tropospheric NO₂ over North America: implications for lightning emissions, https://doi.org/10.1073/pnas.2510535122, Proceedings of the National Academy of Sciences, 2025.

Yang, L. H., Jacob, D. J., Bates, K. H., Lin, H., Allen, H. M., Muller, J.-F., Brown, S. S., Dang, R., Colombi, N. K., Zhai, S., Yantosca, R. M., Brewer, J. F., Ng, N. L., Crounse, J. D., Wennberg, P. O., Li, K., Liao, H.: Modeling of methyl hydroperoxide observations in urban and remote air over South Korea: methylperoxy radical chemistry and inference of atmospheric methanediol, https://doi.org/10.1029/2025GL118267, Geophysical Research Letters, 2025.

Pendergrass, D. C., Jacob, D. J., Oak, Y. J., Dang, R., Yang, L. H., Beaudry, E., Zhai, S., Kim, H., Chi, J., Park, J., Kim, S., Li, K., and Liao, H.: Wintertime trends of fine particulate matter (PM_2.5) in South Korea, 2012-2022: response of nitrate and organic components to decreasing NO_x emissions, https://doi.org/10.1029/2025GL116091, Geophysical Research Letters, 2025.

Li, B., Liao, H., Li, K., Lin, J., Gong, C., Liu, H., Li, Y., Chen, L., Yang, Y., Jin, X., Zhao, Y., Wang, T., Jin, J., Dang, R., and Jacob, D. J.: Environmental burden and health inequity in China’s road-based express delivery, https://doi.org/10.1038/s44284-025-00300-3, Nature Cities, 2025.

Oak, Y. J., Jacob, D. J., Pendergrass, D. C., Dang, R., Chong, H., Lee, S., Kuk, S., and Kim, J.: Air quality trends and regimes in South Korea inferred from 2015-2023 surface and satellite observations, https://doi.org/10.5194/acp-25-3233-2025, Atmospheric Chemistry and Physics, 2025.

Yang, L. H., Jacob, D. J., Lin, H., Dang, R., Bates, K. H., East, J. D., Travis, K. R., Pendergrass, D. C., and Murray, L. T.: Assessment of hydrogen’s climate impact is affected by model OH biases, https://doi.org/10.1029/2024GL112445, Geophysical Research Letters, 2025.

Li, B., Liao, H., Li, K., Wang, Y., Zhang, L., Guo, Y., Liu, L., Jin, J., Yang, Y., Gong, C., Wang, T., Shen, W., Wang, P., Dang, R., Liao, K., Zhu, Q., and Jacob, D. J.: Unlocking nitrogen management potential via large-scale farming for air quality and substantial co-benefits, https://doi.org/10.1093/nsr/nwae324, National Science Review, 2024.

Dang, R., Jacob, D. J., Zhai, S., Yang, L. H., Pendergrass D. C., Coheur, P., Clarisse, L., Van Damme, M., Choi, J., Park, J., Liu, Z., Xie, P., and Liao, H.: A satellite-based indicator for diagnosing particulate nitrate sensitivity to precursor emissions: application to East Asia, Europe, and North America, https://doi.org/10.1021/acs.est.4c08082, Environmental Science & Technology, 2024.

Lin, H., Emmons, L. K., Lundgren, E. W., Yang, L. H., Feng, X., Dang, R., Zhai, S., Tang, Y., Kelp, M. M., Colombi, N. K., Eastham, S. D., Fritz, T. M., and Jacob, D. J.: Intercomparison of GEOS-Chem and CAM-chem tropospheric oxidant chemistry within the Community Earth System Model version 2 (CESM2), https://doi.org/10.5194/acp-24-8607-2024, Atmospheric Chemistry and Physics, 2024.

Yang, L. H., Jacob, D. J., Dang, R., Oak, Y. J., Lin, H., Kim, J., Zhai, S., Colombi, N. K., Pendergrass, D. C., Beaudry, E., Shah, V., Feng, X., Yantosca, R. M., Chong, H., Park, J., Lee, H., Lee, W. J., Kim, S., Kim, E., Travis, K. R., Crawford, J. H., and Liao, H.: Interpreting GEMS geostationary satellite observations of the diurnal variation of nitrogen dioxide (NO₂) over East Asia, https://doi.org/10.5194/acp-24-7027-2024, Atmospheric Chemistry and Physics, 2024.

Zhai, S., Jacob, D. J., Franco, B., Clarisse, L., Coheur, P., Shah, V., Bates, K. H., Lin, H., Dang, R., Sulprizio, M. P., Huey, L. G., Moore, F. L., Jaffe, D. A., and Liao, H.: Transpacific transport of Asian peroxyacetyl nitrate (PAN) observed from satellite: implications for ozone, https://doi.org/10.1021/acs.est.4c01980, Environmental Science & Technology, 2024.

Dang, R., Jacob, D. J., Zhai, S., Coheur, P., Clarisse, L., Van Damme, M., Pendergrass, D. C., Choi, J.-s., Park, J.-s., Liu, Z., and Liao, H.: Diagnosing the Sensitivity of Particulate Nitrate to Precursor Emissions Using Satellite Observations of Ammonia and Nitrogen Dioxide, https://doi.org/10.1029/2023GL105761, Geophysical Research Letters, 2023.

Dang, R., Jacob, D. J., Shah, V., Eastham, S. D., Fritz, T. M., Mickley, L. J., Liu, T., Wang, Y., and Wang, J.: Background nitrogen dioxide (NO₂) over the United States and its implications for satellite observations and trends: effects of nitrate photolysis, aircraft, and open fires, https://doi.org/10.5194/acp-23-6271-2023, Atmospheric Chemistry and Physics, 2023.

Shah, V., Jacob, D. J., Dang, R., Lamsal, L. N., Strode, S. A., Steenrod, S. D., Boersma, K. F., Eastham, S. D., Fritz, T. M., Thompson, C., Peischl, J., Bourgeois, I., Pollack, I. B., Nault, B. A., Cohen, R. C., Campuzano-Jost, P., Jimenez, J. L., Andersen, S. T., Carpenter, L. J., Sherwen, T., and Evans, M. J.: Nitrogen oxides in the free troposphere: implications for tropospheric oxidants and the interpretation of satellite NO₂ measurements, https://doi.org/10.5194/acp-23-1227-2023, Atmospheric Chemistry and Physics, 2023.

Li, J., Hao, X., Liao, H., Dai, H., Li, N., Gu, Y., Dang, R., Li, B., and Wei, Y.: Air pollution mitigation in North China through flexible heating policies, https://doi.org/10.1088/1748-9326/acb3e2, Environmental Research Letter, 2023.

Wang, P., Yang, Y., Li, H., Chen, L., Dang, R., Xue, D., Li, B., Tang, J., Leung, L. R., and Liao, H.: North China Plain as a hot spot of ozone pollution exacerbated by extreme high temperatures, https://doi.org/10.5194/acp-22-4705-2022, Atmospheric Chemistry and Physics, 2022.

Dang, R., Liao, H., and Fu, Y.: Quantifying the anthropogenic and meteorological influences on summertime surface ozone in China over 2012-2017, https://doi.org/10.1016/j.scitotenv.2020.142394, Science of the Total Environment, 2021.

Hao, X., Li, J., Wang, H., Liao, H., Yin, Z., Hu, J., Wei, Y., and Dang, R.: Long-term health impact of PM_2.5 under whole-year COVID-19 lockdown in China, https://doi.org/10.1016/j.envpol.2021.118118, Environmental Pollution, 2021.

Gong, C., Liao, H., Zhang, L., Yue, X., Dang, R., and Yang, Y.: Persistent ozone pollution episodes in North China exacerbated by regional transport, https://doi.org/10.1016/j.envpol.2020.115056, Environmental Pollution, 2020.

Dang, R., and Liao, H.: Radiative forcing and health impact of aerosols and ozone in China as the consequence of clean air actions over 2012-2017, https://doi.org/10.1029/2019GL084605, Geophysical Research Letters, 2019.

Dang R., and Liao, H.: Severe winter haze days in the Beijing-Tianjin-Hebei region from 1985-2017 and the roles of anthropogenic emissions and meteorology, https://doi.org/10.5194/acp-19-10801-2019, Atmospheric Chemistry and Physics, 2019.

Zhu, J., Chen, L., Liao, H., and Dang, R.: Correlations between PM_2.5 and Ozone over China and Associated Underlying Reasons, https://doi.org/10.3390/atmos10070352, Atmosphere, 2019.

2025 NASA GMAO GEOS-CF Team Virtual (Invited talk)

2025  NOAA CSL AGES+ Seminar Virtual (Invited talk)

2024 Nanjing University, School of Atmospheric Sciences Seminar Nanjing, China (Invited talk)

2024 Nanjing University of Information Science & Technology, School of Environmental Science and Engineering Seminar Nanjing, China (Invited talk)

2024 Nankai University, College of Environmental Science and Engineering Seminar Tianjin, China (Invited talk)

Proposal reviewer: NASA (2025)

Co-Chair: TEMPO/GeoXO ACX Joint Science Team Workshop, Science and Applications Session (2025)

Leader: Air Quality & Chemistry subgroup, Harvard Atmospheric Chemistry Modeling Group (2022 – present)

Organizer: Harvard Atmospheric & Environmental Chemistry Seminars (2022 – 2023)

Participant: TEMPO Science Team Meeting on Validation of Satellite Products (November 2023 – April 2025)

Member: American Geophysical Union, American Meteorological Society

Volunteer: OSPA Judge at AGU Fall Meeting (2023, 2024)