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2020

A Multiyear Gridded Data Ensemble of Surface Biogenic Carbon Fluxes for North America: Evaluation and Analysis of Results

Zhou, Y., Williams, C. A., Lauvaux, T. C. Y., Davis, K. J., Feng, S., Baker, I., Denning, S. & Wei, Y., Feb 1 2020, In : Journal of Geophysical Research: Biogeosciences. 125, 2, e2019JG005314.

Research output: Contribution to journalArticle

Analysis of the 21-years long carbon dioxide flux dataset from a Central European tall tower site

Barcza, Z., Kern, A., Davis, K. J. & Haszpra, L., Jan 1 2020, (Accepted/In press) In : Agricultural and Forest Meteorology. 108027.

Research output: Contribution to journalArticle

Open Access

Carbon isotope ratios in tree rings respond differently to climatic variations than tree-ring width in a mesic temperate forest

Stockton Maxwell, R., Belmecheri, S., Taylor, A. H., Davis, K. J. & Ocheltree, T. W., Jan 1 2020, (Accepted/In press) In : Agricultural and Forest Meteorology. 108014.

Research output: Contribution to journalArticle

Dynamical Downscaling of CO2 in 2016 Over the Contiguous United States Using WRF-VPRM, a Weather-Biosphere-Online-Coupled Model

Hu, X. M., Crowell, S., Wang, Q., Zhang, Y., Davis, K. J., Xue, M., Xiao, X., Moore, B., Wu, X., Choi, Y. & DiGangi, J. P., Apr 1 2020, In : Journal of Advances in Modeling Earth Systems. 12, 4, e2019MS001875.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

Evaluation of OCO-2 X CO2 Variability at Local and Synoptic Scales using Lidar and In Situ Observations from the ACT-America Campaigns

Bell, E., O'Dell, C. W., Davis, K. J., Campbell, J., Browell, E., Scott Denning, A., Dobler, J., Erxleben, W., Fan, T. F., Kooi, S., Lin, B., Pal, S. & Weir, B., May 27 2020, In : Journal of Geophysical Research: Atmospheres. 125, 10, e2019JD031400.

Research output: Contribution to journalArticle

Open Access

Multispecies Assessment of Factors Influencing Regional CO2 and CH4 Enhancements During the Winter 2017 ACT-America Campaign

Baier, B. C., Sweeney, C., Choi, Y., Davis, K. J., DiGangi, J. P., Feng, S., Fried, A., Halliday, H., Higgs, J., Lauvaux, T., Miller, B. R., Montzka, S. A., Newberger, T., Nowak, J. B., Patra, P., Richter, D., Walega, J. & Weibring, P., Jan 27 2020, In : Journal of Geophysical Research: Atmospheres. 125, 2, e2019JD031339.

Research output: Contribution to journalArticle

Observations of Greenhouse Gas Changes Across Summer Frontal Boundaries in the Eastern United States

Pal, S., Davis, K. J., Lauvaux, T. C. Y., Browell, E. V., Gaudet, B., Stauffer, D. R., Obland, M. D., Choi, Y., DiGangi, J. P., Feng, S., Lin, B., Miles, N. L., Pauly, R. M., Richardson, S. J. & Zhang, F., Mar 16 2020, In : Journal of Geophysical Research: Atmospheres. 125, 5, e2019JD030526.

Research output: Contribution to journalArticle

2 Scopus citations
2019

Adaptation and performance assessment of a quantum and interband cascade laser spectrometer for simultaneous airborne in situ observation of CH4, C2H6, CO2, CO and N2O

Kostinek, J., Roiger, A., Davis, K. J., Sweeney, C., Digangi, J. P., Choi, Y., Baier, B., Hase, F., Groß, J., Eckl, M., Klausner, T. & Butz, A., Mar 19 2019, In : Atmospheric Measurement Techniques. 12, 3, p. 1767-1783 17 p.

Research output: Contribution to journalArticle

Open Access
4 Scopus citations

A Road Map for Improving the Treatment of Uncertainties in High-Resolution Regional Carbon Flux Inverse Estimates

Feng, S., Lauvaux, T., Keller, K., Davis, K. J., Rayner, P., Oda, T. & Gurney, K. R., Nov 28 2019, In : Geophysical Research Letters. 46, 22, p. 13461-13469 9 p.

Research output: Contribution to journalArticle

2 Scopus citations

Calibration of a multi-physics ensemble for estimating the uncertainty of a greenhouse gas atmospheric transport model

Díaz-Isaac, L. I., Lauvaux, T. C. Y., Bocquet, M. & Davis, K. J., Apr 30 2019, In : Atmospheric Chemistry and Physics. 19, 8, p. 5695-5718 24 p.

Research output: Contribution to journalArticle

Open Access
2 Scopus citations

Characterization of Regional-Scale CO2 Transport Uncertainties in an Ensemble with Flow-Dependent Transport Errors

Chen, H. W., Zhang, F., Lauvaux, T., Davis, K. J., Feng, S., Butler, M. P. & Alley, R. B., Apr 16 2019, In : Geophysical Research Letters. 46, 7, p. 4049-4058 10 p.

Research output: Contribution to journalArticle

5 Scopus citations

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

Barkley, Z. R., Lauvaux, T. C. Y., 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 journalArticle

6 Scopus citations

Evaluation of Regional CO2 Mole Fractions in the ECMWF CAMS Real-Time Atmospheric Analysis and NOAA CarbonTracker Near-Real-Time Reanalysis With Airborne Observations From ACT-America Field Campaigns

Chen, H. W., Zhang, L. N., Zhang, F., Davis, K. J., Lauvaux, T., Pal, S., Gaudet, B. & DiGangi, J. P., Jan 1 2019, In : Journal of Geophysical Research: Atmospheres. 124, 14, p. 8119-8133 15 p.

Research output: Contribution to journalArticle

3 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 journalArticle

Quantifying the Impact of Atmospheric Transport Uncertainty on CO2 Surface Flux Estimates

Schuh, A. E., Jacobson, A. R., Basu, S., Weir, B., Baker, D., Bowman, K., Chevallier, F., Crowell, S., Davis, K. J., Deng, F., Denning, S., Feng, L., Jones, D., Liu, J. & Palmer, P. I., Apr 2019, In : Global Biogeochemical Cycles. 33, 4, p. 484-500 17 p.

Research output: Contribution to journalArticle

Open Access
11 Scopus citations

Seasonal Characteristics of Model Uncertainties From Biogenic Fluxes, Transport, and Large-Scale Boundary Inflow in Atmospheric CO2 Simulations Over North America

Feng, S., Lauvaux, T., Davis, K. J., Keller, K., Zhou, Y., Williams, C., Schuh, A. E., Liu, J. & Baker, I., Dec 27 2019, In : Journal of Geophysical Research: Atmospheres. 124, 24, p. 14325-14346 22 p.

Research output: Contribution to journalArticle

1 Scopus citations
Open Access
2 Scopus citations

Synthesis of Urban CO 2 Emission Estimates from Multiple Methods from the Indianapolis Flux Project (INFLUX)

Turnbull, J. C., Karion, A., Davis, K. J., Lauvaux, T., Miles, N. L., Richardson, S. J., Sweeney, C., McKain, K., Lehman, S. J., Gurney, K. R., Patarasuk, R., Liang, J., Shepson, P. B., Heimburger, A., Harvey, R. & Whetstone, J., Jan 2 2019, In : Environmental Science and Technology. 53, 1, p. 287-295 9 p.

Research output: Contribution to journalArticle

6 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 others, Sweeney, 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 journalArticle

132 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 journalArticle

3 Scopus citations

Impact of physical parameterizations and initial conditions on simulated atmospheric transport and CO2 mole fractions in the US Midwest

Díaz-Isaac, L., Lauvaux, T. & Davis, K., Oct 16 2018, In : Atmospheric Chemistry and Physics. 18, 20, p. 14813-14835 23 p.

Research output: Contribution to journalArticle

9 Scopus citations

Joint inverse estimation of fossil fuel and biogenic CO2 fluxes in an urban environment: An observing system simulation experiment to assess the impact of multiple uncertainties

Wu, K., Lauvaux, T., Davis, K. J., Deng, A., Coto, I. L., Gurney, K. R. & Patarasuk, R., Jan 1 2018, In : Elementa. 6, 17.

Research output: Contribution to journalArticle

9 Scopus citations

Susquehanna shale hills critical zone observatory: Shale hills in the context of shaver’s creek watershed

Brantley, S. L., White, T., West, N., Williams, J. Z., Forsythe, B., Shapich, D., Kaye, J., Lin, H., Shi, Y., Kaye, M., Herndon, E., Davis, K. J., He, Y., Eissenstat, D., Weitzman, J., Dibiase, R., Li, L., Reed, W., Brubaker, K. & Gu, X., Jan 1 2018, In : Vadose Zone Journal. 17, 1, 180092.

Research output: Contribution to journalArticle

9 Scopus citations

The effect of lithology and agriculture at the susquehanna shale hills critical zone observatory

Li, L., Dibiase, R. A., Vecchio, J. D., Marcon, V., Hoagland, B., Xiao, D., Wayman, C., Tang, Q., He, Y., Silverhart, P., Szink, I., Forsythe, B., Williams, J. Z., Shapich, D., Mount, G. J., Kaye, J., Guo, L., Lin, H., Eissenstat, D., Dere, A. & 5 others, Brubaker, K., Kaye, M., Davis, K. J., Russo, T. & Brantley, S. L., Feb 2018, In : Vadose Zone Journal. 17, 1, 180063.

Research output: Contribution to journalArticle

7 Scopus citations
9 Scopus citations

What Limits Predictive Certainty of Long-Term Carbon Uptake?

Raczka, B., Dietze, M. C., Serbin, S. P. & Davis, K. J., Dec 2018, In : Journal of Geophysical Research: Biogeosciences. 123, 12, p. 3570-3588 19 p.

Research output: Contribution to journalArticle

3 Scopus citations
2017

A comprehensive assessment of land surface-atmosphere interactions in a WRF/Urban modeling system for Indianapolis, IN

Sarmiento, D. P., Davis, K. J., Deng, A., Lauvaux, T., Brewer, A. & Hardesty, M., Jan 1 2017, In : Elementa. 5, 23.

Research output: Contribution to journalArticle

6 Scopus citations

Assessing the optimized precision of the aircraft mass balance method for measurement of urban greenhouse gas emission rates through averaging

Heimburger, A. M. F., Harvey, R. M., Shepson, P. B., Stirm, B. H., Gore, C., Turnbull, J., Cambaliza, M. O. L., Salmon, O. E., Kerlo, A. E. M., Lavoie, T. N., Davis, K. J., Lauvaux, T., Karion, A., Sweeney, C., Brewer, W. A., Hardesty, R. M. & Gurney, K. R., Jan 1 2017, In : Elementa. 5, 26.

Research output: Contribution to journalArticle

22 Scopus citations

Exploration of the impact of nearby sources on urban atmospheric inversions using large eddy simulation

Gaudet, B. J., Lauvaux, T., Deng, A. & Davis, K. J., Jan 1 2017, In : Elementa. 5, 60.

Research output: Contribution to journalArticle

Open Access
2 Scopus citations

Feasibility study of a space-based high pulse energy 2  μm CO2 IPDA lidar

Singh, U. N., Refaat, T. F., Ismail, S., Davis, K. J., Kawa, S. R., Menzies, R. T. & Petros, M., Aug 10 2017, In : Applied optics. 56, 23, p. 6531-6547 17 p.

Research output: Contribution to journalArticle

13 Scopus citations

Quantification of urban atmospheric boundary layer greenhouse gas dry mole fraction enhancements in the dormant season: Results from the Indianapolis Flux Experiment (INFLUX)

Miles, N. L., Richardson, S. J., Lauvaux, T., Davis, K. J., Balashov, N. V., Deng, A., Turnbull, J. C., Sweeney, C., Gurney, K. R., Patarasuk, R., Razlivanov, I., Cambaliza, M. O. L. & Shepson, P. B., Jan 1 2017, In : Elementa. 5, 27.

Research output: Contribution to journalArticle

13 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 journalArticle

21 Scopus citations

The Indianapolis Flux Experiment (INFLUX): A test-bed for developing urban greenhouse gas emission measurements

Davis, K. J., Deng, A., Lauvaux, T., Miles, N. L., Richardson, S. J., Sarmiento, D. P., Gurney, K. R., Hardesty, R. M., Bonin, T. A., Brewer, W. A., Lamb, B. K., Shepson, P. B., Harvey, R. M., Cambaliza, M. O., Sweeney, C., Turnbull, J. C., Whetstone, J. & Karion, A., Jan 1 2017, In : Elementa. 5, 21.

Research output: Contribution to journalArticle

21 Scopus citations

Toward reduced transport errors in a high resolution urban CO2 inversion system

Deng, A., Lauvaux, T., Davis, K. J., Gaudet, B. J., Miles, N., Richardson, S. J., Wu, K., Sarmiento, D. P., Hardesty, R. M., Bonin, T. A., Brewer, W. A. & Gurney, K. R., Jan 1 2017, In : Elementa. 5, 20.

Research output: Contribution to journalArticle

19 Scopus citations

Tower measurement network of in-situ CO 2 , CH 4 , and CO in support of the Indianapolis FLUX (INFLUX) Experiment

Richardson, S. J., Miles, N. L., Davis, K. J., Lauvaux, T., Martins, D. K., Turnbull, J. C., McKain, K., Sweeney, C. & Cambaliza, M. O. L., Jan 1 2017, In : Elementa. 5, 59.

Research output: Contribution to journalArticle

Open Access
9 Scopus citations

Variability of dissolved organic carbon in precipitation during storms at the Shale Hills Critical Zone Observatory

Iavorivska, L., Boyer, E. W., Grimm, J. W., Miller, M. P., DeWalle, D. R., Davis, K. J. & Kaye, M. W., Jul 30 2017, In : Hydrological Processes. 31, 16, p. 2935-2950 16 p.

Research output: Contribution to journalArticle

4 Scopus citations
2016

Designing a suite of measurements to understand the critical zone

Brantley, S. L., Dibiase, R. A., Russo, T. A., Shi, Y., Lin, H., Davis, K. J., Kaye, M., Hill, L., Kaye, J., Eissenstat, D. M., Hoagland, B., Dere, A. L., Neal, A. L., Brubaker, K. M. & Arthur, D. K., Mar 4 2016, In : Earth Surface Dynamics. 4, 1, p. 211-235 25 p.

Research output: Contribution to journalArticle

39 Scopus citations

Direct and Indirect Measurements and Modeling of Methane Emissions in Indianapolis, Indiana

Lamb, B. K., Cambaliza, M. O. L., Davis, K. J., Edburg, S. L., Ferrara, T. W., Floerchinger, C., Heimburger, A. M. F., Herndon, S., Lauvaux, T., Lavoie, T., Lyon, D. R., Miles, N., Prasad, K. R., Richardson, S., Roscioli, J. R., Salmon, O. E., Shepson, P. B., Stirm, B. H. & Whetstone, J., Aug 16 2016, In : Environmental Science and Technology. 50, 16, p. 8910-8917 8 p.

Research output: Contribution to journalArticle

41 Scopus citations

High-resolution atmospheric inversion of urban CO2 emissions during the dormant season of the Indianapolis flux experiment (INFLUX)

Lauvaux, T., Miles, N. L., Deng, A., Richardson, S. J., Cambaliza, M. O., Davis, K. J., Gaudet, B., Gurney, K. R., Huang, J., O’Keefe, D., Song, Y., Karion, A., Oda, T., Patarasuk, R., Razlivanov, I., Sarmiento, D., Shepson, P., Sweeney, C., Turnbull, J. & Wu, K., Jan 1 2016, In : Journal of Geophysical Research. 121, 10, p. 5213-5236 24 p.

Research output: Contribution to journalArticle

87 Scopus citations

Radon emissions from natural gas power plants at The Pennsylvania State University

Stidworthy, A. G., Davis, K. J. & Leavey, J., Nov 1 2016, In : Journal of the Air and Waste Management Association. 66, 11, p. 1141-1150 10 p.

Research output: Contribution to journalArticle

2 Scopus citations
2015

Aircraft-Based Estimate of Total Methane Emissions from the Barnett Shale Region

Karion, A., Sweeney, C., Kort, E. A., Shepson, P. B., Brewer, A., Cambaliza, M., Conley, S. A., Davis, K., Deng, A., Hardesty, M., Herndon, S. C., Lauvaux, T., Lavoie, T., Lyon, D., Newberger, T., Pétron, G., Rella, C., Smith, M., Wolter, S., Yacovitch, T. I. & 1 others, Tans, P., Jul 7 2015, In : Environmental Science and Technology. 49, 13, p. 8124-8131 8 p.

Research output: Contribution to journalArticle

100 Scopus citations

An approach for verifying biogenic greenhouse gas emissions inventories with atmospheric CO2 concentration data

Ogle, S. M., Davis, K., Lauvaux, T., Schuh, A., Cooley, D., West, T. O., Heath, L. S., Miles, N. L., Richardson, S., Breidt, F. J., Smith, J. E., McCarty, J. L., Gurney, K. R., Tans, P. & Denning, A. S., Mar 1 2015, In : Environmental Research Letters. 10, 3, 034012.

Research output: Contribution to journalArticle

14 Scopus citations

Evaluation of an airborne triple-pulsed 2 μm IPDA lidar for simultaneous and independent atmospheric water vapor and carbon dioxide measurements

Refaat, T. F., Singh, U. N., Yu, J., Petros, M., Ismail, S., Kavaya, M. J. & Davis, K. J., Jan 1 2015, In : Applied Optics. 54, 6, p. 1387-1398 12 p.

Research output: Contribution to journalArticle

48 Scopus citations

How well do tall-tower measurements characterize the CO2 mole fraction distribution in the planetary boundary layer?

Haszpra, L., Barcza, Z., Haszpra, T., Pátkai, Z. S. & Davis, K. J., Apr 7 2015, In : Atmospheric Measurement Techniques. 8, 4, p. 1657-1671 15 p.

Research output: Contribution to journalArticle

5 Scopus citations

North America's net terrestrial CO2 exchange with the atmosphere 1990-2009

King, A. W., Andres, R. J., Davis, K. J., Hafer, M., Hayes, D. J., Huntzinger, D. N., De Jong, B., Kurz, W. A., McGuire, A. D., Vargas, R., Wei, Y., West, T. O. & Woodall, C. W., Jan 21 2015, In : Biogeosciences. 12, 2, p. 399-414 16 p.

Research output: Contribution to journalArticle

34 Scopus citations

Parameter estimation of a physically-based land surface hydrologic model using an ensemble Kalman filter: A multivariate real-data experiment

Shi, Y., Davis, K. J., Zhang, F., Duffy, C. J. & Yu, X., Sep 1 2015, In : Advances in Water Resources. 83, p. 421-427 7 p.

Research output: Contribution to journalArticle

21 Scopus citations

Quantification and source apportionment of the methane emission flux from the city of Indianapolis

Cambaliza, M. O. L., Shepson, P. B., Bogner, J., Caulton, D. R., Stirm, B., Sweeney, C., Montzka, S. A., Gurney, K. R., Spokas, K., Salmon, O. E., Lavoie, T. N., Hendricks, A., Mays, K., Turnbull, J., Miller, B. R., Lauvaux, T., Davis, K., Karion, A., Moser, B., Miller, C. & 5 others, Obermeyer, C., Whetstone, J., Prasad, K., Miles, N. & Richardson, S., Jan 1 2015, In : Elementa. 3, 000037.

Research output: Contribution to journalArticle

46 Scopus citations

Reconciling divergent estimates of oil and gas methane emissions

Zavala-Araiza, D., Lyon, D. R., Alvarez, R. A., Davis, K. J., Harriss, R., Herndon, S. C., Karion, A., Kort, E. A., Lamb, B. K., Lan, X., Marchese, A. J., Pacala, S. W., Robinson, A. L., Shepson, P. B., Sweeney, C., Talbot, R., Townsend-Small, A., Yacovitc, T. I., Zimmerle, D. J. & Hamburg, S. P., Dec 22 2015, In : Proceedings of the National Academy of Sciences of the United States of America. 112, 51, p. 15597-15602 6 p.

Research output: Contribution to journalArticle

104 Scopus citations

Simulating high-resolution soil moisture patterns in the Shale Hills watershed using a land surface hydrologic model

Shi, Y., Baldwin, D. C., Davis, K. J., Yu, X., Duffy, C. J. & Lin, H., Oct 15 2015, In : Hydrological Processes. 29, 21, p. 4624-4637 14 p.

Research output: Contribution to journalArticle

16 Scopus citations