Publications
Shutter, J. D., D.B. Millet, K.C. Wells, V.H. Payne, C.R. Nowlan, and G. González Abad (2023). Interannual changes in atmospheric oxidation over forests determined from space, submitted.
Gonzalez, A., D.B. Millet, K.C. Wells, T.J. Griffis, J. DiGangi, J. Nowak, Y. Choi, and Z. Barkley (2023). Quantifying regional methane emissions using airborne transects and a measurement-model fusion approach, submitted.
Pan, N., H. Tian, H. Shi, S. Pan, J.P. Canadell, J. Chang, P. Ciais, E.A. Davidson, G. Hugelius, A. Ito, R.B. Jackson, F. Joos, S. Lienert, D.B. Millet, S. Olin, P.K. Patra, R.L. Thompson, N. Vuichard, K.C. Wells, C. Wilson, Y. You, and S. Zaehle (2023). Soil nitrous oxide emissions across the northern high latitudes, submitted.
Vandenbussche, S., B. Langerock, C. Vigouroux, M. Buschmann, N. Deutscher, D.G. Feist, O. García, J.W. Hannigan, F. Hase, R. Kivi, N. Kumps, M. Makarova, D.B. Millet, I. Morino, T. Nagahama, J. Notholt, H. Ohyama, I. Ortega, C. Petri, M. Rettinger, M. Schneider, C.P. Servais, M.K. Sha, K. Shiomi, D. Smale, K. Strong, R. Sussmann, Y. Té, V.A. Velazco, M. Vrekoussis, T. Warneke, K.C. Wells, D. Wunch, M. Zhou, and M. De Mazière (2022). Nitrous Oxide Profiling from Infrared Radiances (NOPIR): algorithm description, application to 10 years of IASI observations and quality assessment, Remote Sens., 14, 1810, doi:10.3390/rs14081810.
Wells, K.C., D.B. Millet, V.H. Payne, C. Vigouroux, C.A.B. Aquino, M. De Mazière, J.A. de Gouw, M. Graus, T. Kurosu, C. Warneke, and A. Wisthaler (2022), Next-generation isoprene measurements from space: Detecting daily variability at high resolution, J. Geophys. Res., 127, e2021JD036181. doi:10.1029/2021JD036181.
Xu, R., H. Tian, N. Pan, R.L. Thompson, J.G. Canadell, E.A. Davidson, C. Nevison, W. Winiwarter, H. Shi, S. Pan, J. Chang, P. Ciais, S.R.S. Dangal, A. Ito, R.B. Jackson, F. Joos, R. Lauerwald, S. Lienert, T. Maavara, D.B. Millet, P.A. Raymond, P. Regnier, F.N. Tubiello, N. Vuichard, K.C. Wells, C. Wilson, J. Yang, Y. Yao, S. Zaehle, and F. Zhou (2021), Magnitude and uncertainty of nitrous oxide emissions from North America based on bottom-up and top-down approaches: Informing future research and national inventories, Geophys. Res. Lett., 48(23) e2021GL095264, doi:10.1029/2021GL095264.
Gonzalez, A., D.B. Millet, X. Yu, K.C. Wells, T.J. Griffis, B.C. Baier, P.C. Campbell, Y. Choi, J.P. DiGangi, A. Gvakharia, H.S. Halliday, E.A. Kort, K. McKain, J.B. Nowak, and G. Plant (2021), Fossil versus nonfossil CO sources in the US: New airborne constraints from ACT-America and GEM. Geophys. Res. Lett., 48(11), e2021GL093361, doi:10.1029/2021GL093361.
Chen, Z., J. Liu, D.K. Henze, D.N. Huntzinger, K.C. Wells, S. Sitch, P. Fridlingstein, E. Joetzjer, V. Bastrikov, D.S. Goll, V. Javerd, A.K.Jain, E. Kato, S. Lienert, D.L. Lombardozzi, P.C. McGuire, J.R. Melton, J.E.M.S. Nabel, B. Poulter, H. Tian, A.J. Wiltshire, S. Zaehle, and S.M. Miller (2021), Linking global terrestrial CO2 fluxes and environmental drivers: inferences from the Orbiting Carbon Observatory 2 satellite and terrestrial biospheric models. Atmos. Chem. Phys., 21, 6663-6680, doi:10.5194/acp-21-6663-2021.
Bekbulat, B., J.S. Apte, D.B. Millet, A.L. Robinson, K.C. Wells, A. Presto, and J.D. Marshall (2021), Changes in criteria air pollution levels in the US before, during, and after Covid-19 stay-at-home orders: evidence from regulatory monitors. Sci. Total Environ. 769, 144693, doi:10.1016/j.scitotenv.2020.144693.
Bates, K.H., D.J. Jacob, S. Wang, R.S. Hornbrook, E.C. Apel, M.J. Kim, D.B. Millet, K.C. Wells, X. Chen, J.F. Brewer, E.A. Ray, R. Commane, G.S. Diskin, and S.C. Wofsy (2021), The global budget of atmospheric methanol: New constraints on secondary, oceanic, and terrestrial sources. J. Geophys. Res., 126, e2020JD033439, doi:10.1029/2020JD033439.
Yu, X., D.B. Millet, K.C. Wells, D.K. Henze, H. Cao, T.J. Griffis, E.A. Kort, G. Plant, M.J. Deventer, R.K. Kolka, D.T. Roman, K.J. Davis, A.R. Desai, B.C. Baier, K. McKain, A.C. Czarnetski, and A.A. Bloom (2021), Aircraft-based inversions quantify the importance of wetlands and livestock for Upper Midwest methane emissions. Atmos. Chem. Phys., 21, 951-971, doi:10.5194/acp-21-951-2021.
Wells, K.C., D.B. Millet, V.H. Payne, M.J. Deventer, K.H. Bates, J.A. de Gouw, M. Graus, C. Warneke, A. Wisthaler, and J.D. Fuentes (2020), Satellite isoprene retrievals constrain emissions and atmospheric oxidation, Nature, 585, 225-233, doi:10.1038/s41586-020-2664-3.
Tian, H., R. Xu, J.G. Canadell, R.L. Thompson, W. Winiwarter, P. Sunthalaringam, E.A. Davidson, P. Ciais, R.B. Jackson, G. Janssens-Maenhout, M.J. Prather, P. Regnier, N. Pan, S. Pan, G.P. Peters, H. Shi, F.N. Tubiello, S. Zaehle, F. Zhou, A. Arneth, G. Battaglia, S. Berthet, L. Bopp, A.F. Bouwman, E.T. Buitenhuis, J. Chang, M.P. Chipperfield, S.R.S. Dangal, E. Dlugokencky, J.W. Elkins, B.D. Eyre, B. Fu, B. Hall, A. Ito, F. Joos, P.B. Krummel, A. Landolfi, G.G. Laruelle, R. Lauerwald, W. Li, S. Wienert, T. Maavara, M. MacLeod, D.B. Millet, S. Olin, P.K. Patra, R.G. Prinn, P.A. Raymond, D.J. Ruiz, G.R. van der Werf, N. Vuichard, J. Wang, R.F. Weiss, K.C. Wells, C. Wilson, J. Yang, and Y. Yao (2020), A comprehensive quantification of global nitrous oxide sources and sinks, Nature, 586, 248-256, doi:10.1038/s41586-020-2780-0.
Yu, X., D.B. Millet, K.C. Wells, T.J. Griffis, X. Chen, J.M. Baker, S.A. Conley, M.L. Smith, A. Gvakharia, E.A. Kort, G. Plant, and J.D. Wood (2020), Top-down constraints on methane point source emissions from animal agriculture and waste based on GEM airborne measurements in the US Upper Midwest, J. Geophys. Res.-Biogeo.., 125, e2019JG005429, doi:10.1029/2019JG005429.
Thompson, R.L., L. Lassaletta, P.K. Patra, C. Wilson, K.C. Wells, A. Gressent, E.N. Koffi, M.P. Chipperfield, W. Winiwarter, E.A. Davidson, H. Tian, and J.G. Canadell (2019), Acceleration of global N2O emissions seen from two decades of atmospheric inversion, Nat. Clim. Change, 9, 993-998, doi:10.1038/s41558-019-0613-7.
Fu, D., D.B. Millet, K.C. Wells, V.H. Payne, S. Yu, A. Guenther, and A. Eldering (2019), Direct retrieval of isoprene from satellite-based infrared measurements, Nat. Commun., 10, 3811, doi:10.1038/s41467-019-11835-0.
Zhou, M., B. Langerock, K.C. Wells, D.B. Millet, C. Vigouroux, M.K. Sha, C. Hermans, J.-M. Metzger, R. Kivi, P. Heikkinen, D. Smale, D.F. Pollard, N. Jones, N.M. Deutscher, T. Blumenstock, M. Schneider, M. Palm, J. Notholt, J.W. Hannigan, and M. De Mazière (2019), An inter-comparison of total column-averaged nitrous oxide between ground-based FTIR TCCON and NDACC measurements at seven sites and comparisons with the GEOS-Chem model, Atmos. Meas. Tech., 12, 1393–1408, doi:10.5194/amt-12-1393-2019.
Wells, K.C., D.B. Millet, N. Bousserez, D.K. Henze, T.J. Griffis, S. Chaliyakunnel, E.J. Dlugokencky, E. Saikawa, G. Xiang, R.G. Prinn, S. O'Doherty, D. Young, R.F. Weiss, G.S. Dutton, J.W. Elkins, P.B. Krummel, R. Langenfelds, L.P. Steele, E.A. Kort, S.C. Wofsy, and T. Umezawa (2018), Top down constraints on global N2O emissions at optimal resolution: Application of a new dimension reduction technique, Atmos. Chem. Phys., 18, 735-756, doi:10.5194/gmd-18-735-2018.
Chen, Z., T.J. Griffis, D.B. Millet, J. Wood, X. Lee, J.M. Baker, K. Xiao, P.A. Turner, M. Chen, J. Zobitz, and K.C. Wells (2016), Partitioning N2O emissions within the US corn belt using an inverse modeling approach, Global Biogeochem. Cy., 30, 1192-1205, doi:10.1002/2015GB005313.
Chaliyakunnel, S., D.B. Millet, K.C. Wells, K.E. Cady-Pereira, and M.W. Shephard (2016), A large underestimate of the pyrogenic source of formic acid inferred from space-borne measurements, Env. Sci. Technol., 50, 5631-5640.
Shephard, M.W., C.A. McLinden, K.E. Cady-Pereira, M. Luo, S.G. Moussa, A. Leithead, J. Liggio, R.M. Staebler, A. Akingunola, P. Makar, P. Lehr, J. Zhang, D.K. Henze, D.B. Millet, J.O. Bash, L. Zhu, K.C. Wells, S.L. Capps, S. Chaliyakunnel, M. Gordon, K. Hayden, J.R. Brook, M. Wolde, and S.-M. Li (2015), Tropospheric Emission Spectrometer (TES) satellite observations of ammonia, methanol, formic acid, and carbon monoxide over the Canadian oil sands: validation and model evaluation, Atmos. Meas. Tech., 8, 5189-5211, doi:10.5194/amt-8-5189-2015.
Wells, K.C., D.B. Millet, N. Bousserez, D.K. Henze, S. Chaliyakunnel, T.J. Griffis, Y. Luan, E.J. Dlugokencky, R.G. Prinn, S. O'Doherty, R.F. Weiss, G.S. Dutton, J.W. Elkins, P.B. Krummel, R. Langenfelds, L.P. Steele, E.A. Kort, S.C. Wofsy, and T. Umezawa (2015), Simulation of atmospheric N2O with GEOS-Chem and its adjoint: evaluation of observational constraints, Geosci. Model Dev., 8, 3179-3198, doi:10.5194/gmd-8-3179-2015.
Cady-Pereira, K.E., S. Chaliyakunnel, M.W. Shephard, D.B. Millet, M. Luo, and K.C. Wells (2014), HCOOH measurements from space: TES retrieval algorithm and observed global distribution, Atmos. Meas. Tech., 7, 2297-2311, doi:10.5194/amt-7-2297-2014.
Wells, K.C., D.B. Millet, K.E. Cady-Pereira, M.W. Shephard, D.K. Henze, N. Bousserez, E.C. Apel, J. de Gouw, C. Warneke, and H.B. Singh (2014), Quantifying terrestrial methanol emissions using observations from the TES satellite sensor, Atmos. Chem. Phys., 14, 2555-2570, doi:10.5194/acp-14-2555-2014.
Hu, L., D.B. Millet, S.Y. Kim, K.C. Wells, T.J. Griffis, E.V. Fischer, D. Helmig, J. Hueber, and A.J. Curtis (2013), North American acetone sources determined from tall tower measurements and inverse modeling, Atmos. Chem. Phys., 13, 3379-3392, doi:10.5194/acp-13-3379-2013.
Cady-Pereira, K.E., M.W. Shephard, D.B. Millet, M. Luo, K.C. Wells, Y. Xiao, V.H. Payne, and J. Worden (2012), Methanol from TES global observations: retrieval algorithm and seasonal and spatial variability, Atmos. Chem. Phys., 12, 8189-8203, doi:10.5914/acp-12-8189-2012.
Wells, K.C., D.B. Millet, L. Hu, K.E. Cady-Pereira, Y. Xiao, M.W. Shephard, C.L. Clerbaux, L. Clarisse, P.-F. Coheur, E.C. Apel, J. deGouw, C. Warneke, H.B. Singh, A.H. Goldstein, and B. Sive (2012), Tropospheric methanol observations from space: retrieval evaluation and constraints on the seasonality of biogenic emissions, Atmos. Chem. Phys., 12, 5897-5912, doi:10.5914/acp-12-5897-2012.
Wells, K.C., J.V. Martins, L.A. Remer, S.M. Kreidenweis, and G.L. Stephens (2012), Critical reflectance derived from MODIS: Application for the retrieval of aerosol absorption over desert regions, J. Geophys. Res., 117, D03202, doi:10.1029/2011JD016891.
Hu, L., D.B. Millet, M. Mohr, K.C. Wells, T.J. Griffis, and D. Helmig (2011), Sources and seasonality of atmospheric methanol based on tall tower measurements in the US Upper Midwest, Atmos. Chem. Phys., 11, 11145-11156, doi:10.5194/11-11145-2011.
Drossman, H., J. Benedict, E McGrath-Spangler, L. VanRoekel, and K. Wells (2011), Assessment of a Constructivist-Motivated Mentoring Program to Enhance the Teaching Skills of Atmospheric Science Graduate Students, J. Coll. Sci. Teach., 41, 72-81.
Wells, K.C., M. Witek, P. Flatau, S.M. Kreidenweis, and D.L. Westphal (2007), An analysis of seasonal surface dust aerosol concentrations in the western US (2001-2004): Observations and model predictions, Atmos. Env., 41, 6585-6587, doi:10.1016/j.atmosenv.2007.04.034.
Gonzalez, A., D.B. Millet, K.C. Wells, T.J. Griffis, J. DiGangi, J. Nowak, Y. Choi, and Z. Barkley (2023). Quantifying regional methane emissions using airborne transects and a measurement-model fusion approach, submitted.
Pan, N., H. Tian, H. Shi, S. Pan, J.P. Canadell, J. Chang, P. Ciais, E.A. Davidson, G. Hugelius, A. Ito, R.B. Jackson, F. Joos, S. Lienert, D.B. Millet, S. Olin, P.K. Patra, R.L. Thompson, N. Vuichard, K.C. Wells, C. Wilson, Y. You, and S. Zaehle (2023). Soil nitrous oxide emissions across the northern high latitudes, submitted.
Vandenbussche, S., B. Langerock, C. Vigouroux, M. Buschmann, N. Deutscher, D.G. Feist, O. García, J.W. Hannigan, F. Hase, R. Kivi, N. Kumps, M. Makarova, D.B. Millet, I. Morino, T. Nagahama, J. Notholt, H. Ohyama, I. Ortega, C. Petri, M. Rettinger, M. Schneider, C.P. Servais, M.K. Sha, K. Shiomi, D. Smale, K. Strong, R. Sussmann, Y. Té, V.A. Velazco, M. Vrekoussis, T. Warneke, K.C. Wells, D. Wunch, M. Zhou, and M. De Mazière (2022). Nitrous Oxide Profiling from Infrared Radiances (NOPIR): algorithm description, application to 10 years of IASI observations and quality assessment, Remote Sens., 14, 1810, doi:10.3390/rs14081810.
Wells, K.C., D.B. Millet, V.H. Payne, C. Vigouroux, C.A.B. Aquino, M. De Mazière, J.A. de Gouw, M. Graus, T. Kurosu, C. Warneke, and A. Wisthaler (2022), Next-generation isoprene measurements from space: Detecting daily variability at high resolution, J. Geophys. Res., 127, e2021JD036181. doi:10.1029/2021JD036181.
Xu, R., H. Tian, N. Pan, R.L. Thompson, J.G. Canadell, E.A. Davidson, C. Nevison, W. Winiwarter, H. Shi, S. Pan, J. Chang, P. Ciais, S.R.S. Dangal, A. Ito, R.B. Jackson, F. Joos, R. Lauerwald, S. Lienert, T. Maavara, D.B. Millet, P.A. Raymond, P. Regnier, F.N. Tubiello, N. Vuichard, K.C. Wells, C. Wilson, J. Yang, Y. Yao, S. Zaehle, and F. Zhou (2021), Magnitude and uncertainty of nitrous oxide emissions from North America based on bottom-up and top-down approaches: Informing future research and national inventories, Geophys. Res. Lett., 48(23) e2021GL095264, doi:10.1029/2021GL095264.
Gonzalez, A., D.B. Millet, X. Yu, K.C. Wells, T.J. Griffis, B.C. Baier, P.C. Campbell, Y. Choi, J.P. DiGangi, A. Gvakharia, H.S. Halliday, E.A. Kort, K. McKain, J.B. Nowak, and G. Plant (2021), Fossil versus nonfossil CO sources in the US: New airborne constraints from ACT-America and GEM. Geophys. Res. Lett., 48(11), e2021GL093361, doi:10.1029/2021GL093361.
Chen, Z., J. Liu, D.K. Henze, D.N. Huntzinger, K.C. Wells, S. Sitch, P. Fridlingstein, E. Joetzjer, V. Bastrikov, D.S. Goll, V. Javerd, A.K.Jain, E. Kato, S. Lienert, D.L. Lombardozzi, P.C. McGuire, J.R. Melton, J.E.M.S. Nabel, B. Poulter, H. Tian, A.J. Wiltshire, S. Zaehle, and S.M. Miller (2021), Linking global terrestrial CO2 fluxes and environmental drivers: inferences from the Orbiting Carbon Observatory 2 satellite and terrestrial biospheric models. Atmos. Chem. Phys., 21, 6663-6680, doi:10.5194/acp-21-6663-2021.
Bekbulat, B., J.S. Apte, D.B. Millet, A.L. Robinson, K.C. Wells, A. Presto, and J.D. Marshall (2021), Changes in criteria air pollution levels in the US before, during, and after Covid-19 stay-at-home orders: evidence from regulatory monitors. Sci. Total Environ. 769, 144693, doi:10.1016/j.scitotenv.2020.144693.
Bates, K.H., D.J. Jacob, S. Wang, R.S. Hornbrook, E.C. Apel, M.J. Kim, D.B. Millet, K.C. Wells, X. Chen, J.F. Brewer, E.A. Ray, R. Commane, G.S. Diskin, and S.C. Wofsy (2021), The global budget of atmospheric methanol: New constraints on secondary, oceanic, and terrestrial sources. J. Geophys. Res., 126, e2020JD033439, doi:10.1029/2020JD033439.
Yu, X., D.B. Millet, K.C. Wells, D.K. Henze, H. Cao, T.J. Griffis, E.A. Kort, G. Plant, M.J. Deventer, R.K. Kolka, D.T. Roman, K.J. Davis, A.R. Desai, B.C. Baier, K. McKain, A.C. Czarnetski, and A.A. Bloom (2021), Aircraft-based inversions quantify the importance of wetlands and livestock for Upper Midwest methane emissions. Atmos. Chem. Phys., 21, 951-971, doi:10.5194/acp-21-951-2021.
Wells, K.C., D.B. Millet, V.H. Payne, M.J. Deventer, K.H. Bates, J.A. de Gouw, M. Graus, C. Warneke, A. Wisthaler, and J.D. Fuentes (2020), Satellite isoprene retrievals constrain emissions and atmospheric oxidation, Nature, 585, 225-233, doi:10.1038/s41586-020-2664-3.
Tian, H., R. Xu, J.G. Canadell, R.L. Thompson, W. Winiwarter, P. Sunthalaringam, E.A. Davidson, P. Ciais, R.B. Jackson, G. Janssens-Maenhout, M.J. Prather, P. Regnier, N. Pan, S. Pan, G.P. Peters, H. Shi, F.N. Tubiello, S. Zaehle, F. Zhou, A. Arneth, G. Battaglia, S. Berthet, L. Bopp, A.F. Bouwman, E.T. Buitenhuis, J. Chang, M.P. Chipperfield, S.R.S. Dangal, E. Dlugokencky, J.W. Elkins, B.D. Eyre, B. Fu, B. Hall, A. Ito, F. Joos, P.B. Krummel, A. Landolfi, G.G. Laruelle, R. Lauerwald, W. Li, S. Wienert, T. Maavara, M. MacLeod, D.B. Millet, S. Olin, P.K. Patra, R.G. Prinn, P.A. Raymond, D.J. Ruiz, G.R. van der Werf, N. Vuichard, J. Wang, R.F. Weiss, K.C. Wells, C. Wilson, J. Yang, and Y. Yao (2020), A comprehensive quantification of global nitrous oxide sources and sinks, Nature, 586, 248-256, doi:10.1038/s41586-020-2780-0.
Yu, X., D.B. Millet, K.C. Wells, T.J. Griffis, X. Chen, J.M. Baker, S.A. Conley, M.L. Smith, A. Gvakharia, E.A. Kort, G. Plant, and J.D. Wood (2020), Top-down constraints on methane point source emissions from animal agriculture and waste based on GEM airborne measurements in the US Upper Midwest, J. Geophys. Res.-Biogeo.., 125, e2019JG005429, doi:10.1029/2019JG005429.
Thompson, R.L., L. Lassaletta, P.K. Patra, C. Wilson, K.C. Wells, A. Gressent, E.N. Koffi, M.P. Chipperfield, W. Winiwarter, E.A. Davidson, H. Tian, and J.G. Canadell (2019), Acceleration of global N2O emissions seen from two decades of atmospheric inversion, Nat. Clim. Change, 9, 993-998, doi:10.1038/s41558-019-0613-7.
Fu, D., D.B. Millet, K.C. Wells, V.H. Payne, S. Yu, A. Guenther, and A. Eldering (2019), Direct retrieval of isoprene from satellite-based infrared measurements, Nat. Commun., 10, 3811, doi:10.1038/s41467-019-11835-0.
Zhou, M., B. Langerock, K.C. Wells, D.B. Millet, C. Vigouroux, M.K. Sha, C. Hermans, J.-M. Metzger, R. Kivi, P. Heikkinen, D. Smale, D.F. Pollard, N. Jones, N.M. Deutscher, T. Blumenstock, M. Schneider, M. Palm, J. Notholt, J.W. Hannigan, and M. De Mazière (2019), An inter-comparison of total column-averaged nitrous oxide between ground-based FTIR TCCON and NDACC measurements at seven sites and comparisons with the GEOS-Chem model, Atmos. Meas. Tech., 12, 1393–1408, doi:10.5194/amt-12-1393-2019.
Wells, K.C., D.B. Millet, N. Bousserez, D.K. Henze, T.J. Griffis, S. Chaliyakunnel, E.J. Dlugokencky, E. Saikawa, G. Xiang, R.G. Prinn, S. O'Doherty, D. Young, R.F. Weiss, G.S. Dutton, J.W. Elkins, P.B. Krummel, R. Langenfelds, L.P. Steele, E.A. Kort, S.C. Wofsy, and T. Umezawa (2018), Top down constraints on global N2O emissions at optimal resolution: Application of a new dimension reduction technique, Atmos. Chem. Phys., 18, 735-756, doi:10.5194/gmd-18-735-2018.
Chen, Z., T.J. Griffis, D.B. Millet, J. Wood, X. Lee, J.M. Baker, K. Xiao, P.A. Turner, M. Chen, J. Zobitz, and K.C. Wells (2016), Partitioning N2O emissions within the US corn belt using an inverse modeling approach, Global Biogeochem. Cy., 30, 1192-1205, doi:10.1002/2015GB005313.
Chaliyakunnel, S., D.B. Millet, K.C. Wells, K.E. Cady-Pereira, and M.W. Shephard (2016), A large underestimate of the pyrogenic source of formic acid inferred from space-borne measurements, Env. Sci. Technol., 50, 5631-5640.
Shephard, M.W., C.A. McLinden, K.E. Cady-Pereira, M. Luo, S.G. Moussa, A. Leithead, J. Liggio, R.M. Staebler, A. Akingunola, P. Makar, P. Lehr, J. Zhang, D.K. Henze, D.B. Millet, J.O. Bash, L. Zhu, K.C. Wells, S.L. Capps, S. Chaliyakunnel, M. Gordon, K. Hayden, J.R. Brook, M. Wolde, and S.-M. Li (2015), Tropospheric Emission Spectrometer (TES) satellite observations of ammonia, methanol, formic acid, and carbon monoxide over the Canadian oil sands: validation and model evaluation, Atmos. Meas. Tech., 8, 5189-5211, doi:10.5194/amt-8-5189-2015.
Wells, K.C., D.B. Millet, N. Bousserez, D.K. Henze, S. Chaliyakunnel, T.J. Griffis, Y. Luan, E.J. Dlugokencky, R.G. Prinn, S. O'Doherty, R.F. Weiss, G.S. Dutton, J.W. Elkins, P.B. Krummel, R. Langenfelds, L.P. Steele, E.A. Kort, S.C. Wofsy, and T. Umezawa (2015), Simulation of atmospheric N2O with GEOS-Chem and its adjoint: evaluation of observational constraints, Geosci. Model Dev., 8, 3179-3198, doi:10.5194/gmd-8-3179-2015.
Cady-Pereira, K.E., S. Chaliyakunnel, M.W. Shephard, D.B. Millet, M. Luo, and K.C. Wells (2014), HCOOH measurements from space: TES retrieval algorithm and observed global distribution, Atmos. Meas. Tech., 7, 2297-2311, doi:10.5194/amt-7-2297-2014.
Wells, K.C., D.B. Millet, K.E. Cady-Pereira, M.W. Shephard, D.K. Henze, N. Bousserez, E.C. Apel, J. de Gouw, C. Warneke, and H.B. Singh (2014), Quantifying terrestrial methanol emissions using observations from the TES satellite sensor, Atmos. Chem. Phys., 14, 2555-2570, doi:10.5194/acp-14-2555-2014.
Hu, L., D.B. Millet, S.Y. Kim, K.C. Wells, T.J. Griffis, E.V. Fischer, D. Helmig, J. Hueber, and A.J. Curtis (2013), North American acetone sources determined from tall tower measurements and inverse modeling, Atmos. Chem. Phys., 13, 3379-3392, doi:10.5194/acp-13-3379-2013.
Cady-Pereira, K.E., M.W. Shephard, D.B. Millet, M. Luo, K.C. Wells, Y. Xiao, V.H. Payne, and J. Worden (2012), Methanol from TES global observations: retrieval algorithm and seasonal and spatial variability, Atmos. Chem. Phys., 12, 8189-8203, doi:10.5914/acp-12-8189-2012.
Wells, K.C., D.B. Millet, L. Hu, K.E. Cady-Pereira, Y. Xiao, M.W. Shephard, C.L. Clerbaux, L. Clarisse, P.-F. Coheur, E.C. Apel, J. deGouw, C. Warneke, H.B. Singh, A.H. Goldstein, and B. Sive (2012), Tropospheric methanol observations from space: retrieval evaluation and constraints on the seasonality of biogenic emissions, Atmos. Chem. Phys., 12, 5897-5912, doi:10.5914/acp-12-5897-2012.
Wells, K.C., J.V. Martins, L.A. Remer, S.M. Kreidenweis, and G.L. Stephens (2012), Critical reflectance derived from MODIS: Application for the retrieval of aerosol absorption over desert regions, J. Geophys. Res., 117, D03202, doi:10.1029/2011JD016891.
Hu, L., D.B. Millet, M. Mohr, K.C. Wells, T.J. Griffis, and D. Helmig (2011), Sources and seasonality of atmospheric methanol based on tall tower measurements in the US Upper Midwest, Atmos. Chem. Phys., 11, 11145-11156, doi:10.5194/11-11145-2011.
Drossman, H., J. Benedict, E McGrath-Spangler, L. VanRoekel, and K. Wells (2011), Assessment of a Constructivist-Motivated Mentoring Program to Enhance the Teaching Skills of Atmospheric Science Graduate Students, J. Coll. Sci. Teach., 41, 72-81.
Wells, K.C., M. Witek, P. Flatau, S.M. Kreidenweis, and D.L. Westphal (2007), An analysis of seasonal surface dust aerosol concentrations in the western US (2001-2004): Observations and model predictions, Atmos. Env., 41, 6585-6587, doi:10.1016/j.atmosenv.2007.04.034.