Publications
First-author and student-led papers
Remote sensing enables basin-scale inventories of coal mine methane
Penn, E., D.H. Cusworth., K. Howell, K. O'Neill, T. Scarpelli, Z. Chen, R.A. Field, C.O. Karacan, E. Roy, D.J. Jacob
Submitted to Science Advances, 2025 [link to presentation]
What can we learn about tropospheric OH from satellite observations of methane?
Penn, E., D.J. Jacob, Z. Chen, J.D. East, M.P. Sulprizio, L. Bruhwiler, J.D. Maasakkers, H. Nesser, Z. Qu, Y. Zhang, and J. Worden.
Atmospheric Chemistry and Physics, 2025 [link]
Projected changes in seasonal and extreme summertime temperature and precipitation in India in response to COVID-19 recovery emissions scenarios
D’Souza, J., Prasanna, F.*, Valayannopoulos-Akrivou, L.-N.*, Sherman, P., Penn, E., Song, S., Archibald, A. T., and McElroy, M. B.
Environmental Research Letters, 2021 [link]
Evaluating current satellite capability to observe diurnal change in nitrogen oxides in preparation for geostationary satellite missions
Penn, E. and Holloway, T.
Environmental Research Letters, 2020 [link]
* student I mentored
Co-authored papers
Attributing 2019-2024 methane growth using TROPOMI satellite observations
He, M., D. J. Jacob, L. Estrada, D. J. Varon, M. Sulprizio, N. Balasus, J. D. East, E. Penn, D. C. Pendergrass, Z. Chen, T. A. Mooring, J. D. Maasakkers, P. G. Brodrick, C. Frankenberg, K. W. Bowman, L. Bruhwiler
Submitted to Science Advances, 2025 [link]
Trends and seasonality of 2019–2023 global methane emissions inferred from a localized ensemble transform Kalman filter
Pendergrass, D.C., D. J. Jacob, N. Balasus, L. Estrada, D. J. Varon, T. A. Mooring, J. D. East, M. He, E. Penn, H. Nesser and J. R. Worden.
Atmospheric Chemistry and Physics, submitted [link]
Satellite quantification of methane emissions from South American countries: a high-resolution inversion of TROPOMI and GOSAT observations
Hancock, S.E., D.J. Jacob, Z. Chen, H. Nesser, A. Davitt, D.J. Varon, M.P. Sulprizio, N. Balasus, L.A. Estrada, J.D. East, E. Penn, C.A. Randles, J. Worden, I. Aben, R. J. Parker, and J. D. Maasakkers.
Atmospheric Chemistry and Physics, 2025 [link]
Interpreting the seasonality of atmospheric methane
East, J.D., D.J. Jacob, N. Balasus, A.A. Bloom, L. Bruhwiler, Z. Chen, J.O. Kaplan, L.J. Mickley, T.A. Mooring, E. Penn, B. Poulter, M.P. Sulprizio, R.M. Yantosca, J.R. Worden, and Z. Zhang
Geophysical Research Letters, 2025 [link]
Methane emissions from China: a high-resolution inversion of TROPOMI satellite observations
Chen, Z., D.J. Jacob, H. Nesser, M.P. Sulprizio, A . Lorente, D.J. Varon, X. Lu, L. Shen, Z. Qu, E. Penn, and X. Yu
Atmospheric Chemistry and Physics, 2022 [link]
Integrated Methane Inversion (IMI 1.0): a user-friendly, cloud-based facility for inferring high-resolution methane emissions from TROPOMI satellite observations
Varon, D.J., D.J. Jacob, M. Sulprizio, L.A. Estrada, W.B. Downs, L. Shen, S.E. Hancock, H. Nesser, Z. Qu, E. Penn, Z. Chen, X. Lu, A. Lorente, A. Tewari, and C.A. Randles
Geoscientific Model Development, 2022 [link]
Dissertation
Quantifying tropospheric OH concentrations and coal methane emissions using remote sensing
E. Penn
2025 [link]
Unpublished Work
Evaluating GFDL AM-4 simulations of NO2 with OMI satellite observations
Penn, E.; Horowitz, L.W.; Naik, V. (2017) Evaluation of GFDL-AM4 simulations of nitrogen oxides with
OMI satellite observations. American Geophysical Union Fall Meeting 2017. New Orleans, LA. (poster)
Penn, E. Horowitz, L.W.; Naik, V., Holloway, T. (2017) Evaluation of GFDL-AM4 simulations of
nitrogen oxides with OMI satellite observations. HAQAST3 Meeting (Health and Air Quality
Applied Sciences Team). Columbia University, New York, NY (poster)
Predicting wind plant power production
Penn, E. and Newman, J. A New Toolbox for Operational Wind Data. (2017) Presentation. American Meteorological Society Annual Meeting 2017. Seattle, WA. (presentation)
Evaluating GFDL AM-4 simulations of NO2 with OMI satellite observations
Penn, E.; Horowitz, L.W.; Naik, V. (2017) Evaluation of GFDL-AM4 simulations of nitrogen oxides with OMI satellite observations. American Geophysical Union Fall Meeting 2017. New Orleans, LA. (poster)
Penn, E. Horowitz, L.W.; Naik, V., Holloway, T. (2017) Evaluation of GFDL-AM4 simulations of nitrogen oxides with OMI satellite observations. HAQAST3 Meeting (Health and Air Quality Applied Sciences Team). Columbia University, New York, NY (poster)
Predicting wind plant power production
Penn, E. and Newman, J. A New Toolbox for Operational Wind Data. (2017) Presentation. American Meteorological Society Annual Meeting 2017. Seattle, WA. (presentation)