Zachary Robert Barkley

2022

Methane, carbon dioxide, hydrogen sulfide, and isotopic ratios of methane observations from the Permian Basin tower network

Monteiro, V. C., Miles, N. L., Richardson, S. J., Barkley, Z., Haupt, B. J., Lyon, D., Hmiel, B. & Davis, K. J., May 20 2022, In: Earth System Science Data. 14, 5, p. 2401-2417 17 p.

Research output: Contribution to journal › Article › peer-review

Open Access

1 Scopus citations

2021

Analysis of Oil and Gas Ethane and Methane Emissions in the Southcentral and Eastern United States Using Four Seasons of Continuous Aircraft Ethane Measurements

Barkley, Z. R., Davis, K. J., Feng, S., Cui, Y. Y., Fried, A., Weibring, P., Richter, D., Walega, J. G., Miller, S. M., Eckl, M., Roiger, A., Fiehn, A. & Kostinek, J., May 2021, In: Journal of Geophysical Research: Atmospheres. 126, 10, e2020JD034194.

Research output: Contribution to journal › Article › peer-review

9 Scopus citations

Atmospheric Carbon and Transport – America (ACT-America) Data Sets: Description, Management, and Delivery

Wei, Y., Shrestha, R., Pal, S., Gerken, T., Feng, S., McNelis, J., Singh, D., Thornton, M. M., Boyer, A. G., Shook, M. A., Chen, G., Baier, B. C., Barkley, Z. R., Barrick, J. D., Bennett, J. R., Browell, E. V., Campbell, J. F., Campbell, L. J., Choi, Y., Collins, J., & 30 othersDobler, J., Eckl, M., Fiehn, A., Fried, A., Digangi, J. P., Barton-Grimley, R., Halliday, H., Klausner, T., Kooi, S., Kostinek, J., Lauvaux, T., Lin, B., McGill, M. J., Meadows, B., Miles, N. L., Nehrir, A. R., Nowak, J. B., Obland, M., O’Dell, C., Fao, R. M. P., Richardson, S. J., Richter, D., Roiger, A., Sweeney, C., Walega, J., Weibring, P., Williams, C. A., Yang, M. M., Zhou, Y. & Davis, K. J., Jul 2021, In: Earth and Space Science. 8, 7, e2020EA001634.

Research output: Contribution to journal › Article › peer-review

Open Access

8 Scopus citations

Carbon Dioxide Distribution, Origins, and Transport Along a Frontal Boundary During Summer in Mid-Latitudes

Samaddar, A., Feng, S., Lauvaux, T., Barkley, Z. R., Pal, S. & Davis, K. J., May 8 2021, In: Journal of Geophysical Research: Atmospheres. 126, 9, e2020JD033118.

Research output: Contribution to journal › Article › peer-review

4 Scopus citations

Concurrent variation in oil and gas methane emissions and oil price during the COVID-19 pandemic

Lyon, D. R., Hmiel, B., Gautam, R., Omara, M., Roberts, K. A., Barkley, Z. R., Davis, K. J., Miles, N. L., Monteiro, V. C., Richardson, S. J., Conley, S., Smith, M. L., Jacob, D. J., Shen, L., Varon, D. J., Deng, A., Rudelis, X., Sharma, N., Story, K. T., Brandt, A. R., & 4 othersKang, M., Kort, E. A., Marchese, A. J. & Hamburg, S. P., May 3 2021, In: Atmospheric Chemistry and Physics. 21, 9, p. 6605-6626 22 p.

Research output: Contribution to journal › Article › peer-review

Open Access

28 Scopus citations

Evaluation of CarbonTracker's Inverse Estimates of North American Net Ecosystem Exchange of CO₂ From Different Observing Systems Using ACT-America Airborne Observations

Cui, Y. Y., Jacobson, A. R., Feng, S., Wesloh, D., Barkley, Z. R., Zhang, L., Gerken, T., Keller, K., Baker, D. & Davis, K. J., Jun 2021, In: Journal of Geophysical Research: Atmospheres. 126, 12, e2020JD034406.

Research output: Contribution to journal › Article › peer-review

7 Scopus citations

Joint CO₂ Mole Fraction and Flux Analysis Confirms Missing Processes in CASA Terrestrial Carbon Uptake Over North America

Feng, S., Lauvaux, T., Williams, C. A., Davis, K. J., Zhou, Y., Baker, I., Barkley, Z. R. & Wesloh, D., Jul 2021, In: Global Biogeochemical Cycles. 35, 7, e2020GB006914.

Research output: Contribution to journal › Article › peer-review

Open Access

3 Scopus citations

Quantifying Nitrous Oxide Emissions in the U.S. Midwest: A Top-Down Study Using High Resolution Airborne In-Situ Observations

Eckl, M., Roiger, A., Kostinek, J., Fiehn, A., Huntrieser, H., Knote, C., Barkley, Z. R., Ogle, S. M., Baier, B. C., Sweeney, C. & Davis, K. J., Mar 16 2021, In: Geophysical Research Letters. 48, 5, e2020GL091266.

Research output: Contribution to journal › Letter › peer-review

Open Access

4 Scopus citations

Seasonal Variability in Local Carbon Dioxide Biomass Burning Sources Over Central and Eastern US Using Airborne In Situ Enhancement Ratios

DiGangi, J. P., Choi, Y., Nowak, J. B., Halliday, H. S., Diskin, G. S., Feng, S., Barkley, Z. R., Lauvaux, T., Pal, S., Davis, K. J., Baier, B. C. & Sweeney, C., Dec 27 2021, In: Journal of Geophysical Research: Atmospheres. 126, 24, e2020JD034525.

Research output: Contribution to journal › Article › peer-review

Open Access

2 Scopus citations

The Atmospheric Carbon and Transport (ACT)-America Mission

Davis, K. J., Browell, E. V., Feng, S., Lauvaux, T., Obland, M. D., Pal, S., Baier, B. C., Baker, D. F., Baker, I. T., Barkley, Z. R., Bowman, K. W., Cui, Y. Y., Denning, A. S., Digangi, J. P., Dobler, J. T., Fried, A., Gerken, T., Keller, K., Lin, B., Nehrir, A. R., & 10 othersNormile, C. P., O'Dell, C. W., Ott, L. E., Roiger, A., Schuh, A. E., Sweeney, C., Wei, Y., Weir, B., Xue, M. & Williams, C. A., Sep 2021, In: Bulletin of the American Meteorological Society. 102, 9, p. E1714-E1734

Research output: Contribution to journal › Article › peer-review

Open Access

12 Scopus citations

2020

Autonomous airborne mid-infrared spectrometer for high-precision measurements of ethane during the NASA ACT-America studies

Weibring, P., Richter, D., G. Walega, J., Fried, A., Digangi, J., Halliday, H., Choi, Y., Baier, B., Sweeney, C., Miller, B., J. Davis, K., Barkley, Z. & D. Obland, M., Nov 17 2020, In: Atmospheric Measurement Techniques. 13, 11, p. 6095-6112 18 p.

Research output: Contribution to journal › Article › peer-review

Open Access

2 Scopus citations

Background heterogeneity and other uncertainties in estimating urban methane flux: Results from the Indianapolis Flux Experiment (INFLUX)

V. Balashov, N., J. Davis, K., L. Miles, N., Lauvaux, T., J. Richardson, S., R. Barkley, Z. & A. Bonin, T., Apr 17 2020, In: Atmospheric Chemistry and Physics. 20, 7, p. 4545-4559 15 p., 2020.

Research output: Contribution to journal › Article › peer-review

Open Access

7 Scopus citations

2019

Estimating Methane Emissions From Underground Coal and Natural Gas Production in Southwestern Pennsylvania

Barkley, Z. R., Lauvaux, T., Davis, K. J., Deng, A., Fried, A., Weibring, P., Richter, D., Walega, J. G., DiGangi, J., Ehrman, S. H., Ren, X. & Dickerson, R. R., Apr 28 2019, In: Geophysical Research Letters. 46, 8, p. 4531-4540 10 p.

Research output: Contribution to journal › Article › peer-review

Open Access

25 Scopus citations

Forward Modeling and Optimization of Methane Emissions in the South Central United States Using Aircraft Transects Across Frontal Boundaries

Barkley, Z. R., Davis, K. J., Feng, S., Balashov, N., Fried, A., DiGangi, J., Choi, Y. & Halliday, H. S., Nov 28 2019, In: Geophysical Research Letters. 46, 22, p. 13564-13573 10 p.

Research output: Contribution to journal › Article › peer-review

13 Scopus citations

Intercomparison of atmospheric trace gas dispersion models: Barnett Shale case study

Karion, A., Lauvaux, T., Lopez Coto, I., Sweeney, C., Mueller, K., Gourdji, S., Angevine, W., Barkley, Z., Deng, A., Andrews, A., Stein, A. & Whetstone, J., Feb 28 2019, In: Atmospheric Chemistry and Physics. 19, 4, p. 2561-2576 16 p.

Research output: Contribution to journal › Article › peer-review

Open Access

14 Scopus citations

2018

Assessment of methane emissions from the U.S. oil and gas supply chain

Alvarez, R. A., Zavala-Araiza, D., Lyon, D. R., Allen, D. T., Barkley, Z. R., Brandt, A. R., Davis, K. J., Herndon, S. C., Jacob, D. J., Karion, A., Kort, E. A., Lamb, B. K., Lauvaux, T., Maasakkers, J. D., Marchese, A. J., Omara, M., Pacala, S. W., Peischl, J., Robinson, A. L., Shepson, P. B., & 4 othersSweeney, C., Townsend-Small, A., Wofsy, S. C. & Hamburg, S. P., Jul 13 2018, In: Science. 361, 6398, p. 186-188 3 p.

Research output: Contribution to journal › Article › peer-review

415 Scopus citations

Calibration and field testing of cavity ring-down laser spectrometers measuring CH₄, CO₂, and δ¹³CH₄ deployed on towers in the Marcellus Shale region

Miles, N. L., Martins, D. K., Richardson, S. J., Rella, C. W., Arata, C., Lauvaux, T., Davis, K. J., Barkley, Z. R., McKain, K. & Sweeney, C., Mar 5 2018, In: Atmospheric Measurement Techniques. 11, 3, p. 1273-1295 23 p.

Research output: Contribution to journal › Article › peer-review

Open Access

13 Scopus citations

2017

Analysis of errors introduced by geographic coordinate systems on weather numeric prediction modeling

Cao, Y., Cervone, G., Barkley, Z., Lauvaux, T., Deng, A. & Taylor, A., Sep 19 2017, In: Geoscientific Model Development. 10, 9, p. 3425-3440 16 p.

Research output: Contribution to journal › Article › peer-review

Open Access

3 Scopus citations

Quantifying methane emissions from natural gas production in north-eastern Pennsylvania

Barkley, Z. R., Lauvaux, T., Davis, K. J., Deng, A., Miles, N. L., Richardson, S. J., Cao, Y., Sweeney, C., Karion, A., Smith, M., Kort, E. A., Schwietzke, S., Murphy, T., Cervone, G., Martins, D. & Maasakkers, J. D., Nov 23 2017, In: Atmospheric Chemistry and Physics. 17, 22, p. 13941-13966 26 p.

Research output: Contribution to journal › Article › peer-review

Open Access

43 Scopus citations

Zachary Robert Barkley

Research output

Search results