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  1. Wells, KC, 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 Quantifying global terrestrial methanol emissions using observations from the TES satellite sensor, Atmos. Chem. Phys. Discuss., 13, 21883-21926, 2013.
  2. Fischer, E. V., D. J. Jacob, R. M. Yantosca, M. P. Sulprizio, D. B. Millet, J. Mao, F. Paulot, H. B. Singh, A.-E. Roiger, L. Ries, R.W. Talbot, K. Dzepina, and S. P. Deolal, Atmospheric peroxyacetyl nitrate (PAN): a global budget and source attribution, Atmos. Chem. Phys. Discuss., 13, 26841-26891, 2013.
  3. Liss, P. S., C. A. Marandino, E. E. Dahl, D. Helmig, E. J. Hintsa, C. Hughes, M. T. Johnson, R. M. Moore, J. M. C. Plane, B. Quack, H. B. Singh, J. Stefels, R. von Glasow, and J. Williams, Short-Lived Trace Gases in the Surface Ocean and the Atmosphere, In Ocean-Atmosphere Interactions of Gases and Particles, Editors P. Liss and M. Johnson, Springer, DOI 10.1007/978-3-642-25643-1, 2013.
  4. Law, K. S., A. Stohl, C. Brock, J. Burkhart, D. Jacob, J-D. Paris. P. K. Quinn, H. B. Singh, G. Ancellet, A. Roiger, H. Schalger, Arctic Pollution: new insights from POLARCAT-IPY, BAMS, submitted 2013.
  5. Singh, H. B. C. Cai, A. Kaduwela, A. Weinheimer, and A. Wisthaler, Interactions of fire emissions and urban pollution over California: Ozone formation and air quality simulations, Atmos. Environ., 56, 2, 45-51, 2012.
  6. Millet, D. B., E. Apel, D. K. Henze, J. Hill, J. D. Marshall, H. B. Singh, and C. W. Tessum, Natural and anthropogenic ethanol sources in North America and potential atmospheric impacts of ethanol fuel use, Environ. Sci. Technol., 46, 8484-8492, 2012.
  7. 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. de Gouw, C. Warneke, H. B. Singh, A. H. Goldstein, B. C. Sive, Tropospheric methanol observations from space: Retrieval evaluation and constraints on the seasonality of biogenic emissions, Atmos. Chem. Phys., 12, 5897-5912, 2012.
  8. Xiao, Y., K. E. Cady-Pereira, V. H. Payne, D. Millet, M. W. Shephard, M. Luo, M. Alvarado, K. Wells, E. C. Apel, T. L. Campos, H. B. Singh, G. W. Sachse, Methanol-CO correlations in Mexico City pollution outflow from aircraft and satellite during MILAGRO, Atmos. Chem. Phys. Discuss., 12, 5705-5738, 2012.
  9. X. Ren, J. Mao, W. H. Brune, C. A. Cantrell, R. L. Mauldin III, R. S. Hornbrook, E. Kosciuch, J. R. Olson, J. H. Crawford, G. Chen, and H. B. Singh, Airborne intercomparison of HOx measurements using laser-induced fluorescence and chemical ionization mass spectrometry during ARCTAS, Atmos. Meas. Tech., Atmos. Meas. Tech., 5, 2025-2037, 2012.
  10. Parrish, D. D, Singh, H. B., Molina, L., Madronich, S., Air quality progress in North American megacities: A review. Atmos. Environ., 45 (39), 7015-7025, 2011.
  11. Fried, A., C. Cantrell, J. Olson, J. H. Crawford, P. Weibring, J. Walega, D. Richter, W. Junkermann, R. Volkamer, R. Sinreich, B. G. Heikes, D. O'Sullivan, D. R. Blake, N. Blake, S. Meinardi, E. Apel, A. Weinheimer, D. Knapp, A. Perring, R. C. Cohen, H. Fuelberg, R. E. Shetter, S. R. Hall, K. Ullmann, W. H. Brune, J. Mao, X. Ren, L. G. Huey, H. B. Singh, J. W. Hair, D. Riemer, G. Diskin, and G. Sachse, Detailed comparisons of airborne formaldehyde measurements with box models during the 2006 INTEX-B campaign: potential evidence for unmeasured and multi-generation volatile organic carbon oxidation processing, Atmos. Chem. Phys., 11, 11867-11894, 2011.
  12. Singh, H. B., B. E. Anderson, W. H. Brune, C. Cai, J. H. Crawford, R. C. Cohen, E. P. Czech, L. Emmons, H. E. Fuelberg, G. Huey, D. J. Jacob, J. L. Jimenez, Y. Kondo, A. Kaduwela, J. Mao, J. R. Olson, G. W. Sachse, S. A. Vay, A. Weinheimer, P. O. Wennberg, A. Wisthaler, and the ARCTAS Science Team. Pollution influences on atmospheric composition and chemistry at high northern latitudes: Boreal and California forest fire emissions. Atmos. Environ., 44(36), 4553-4564, 2010.
  13. Naik, V., A. M. Fiore, L. W. Horowitz, H. B. Singh, C. Wiedinmyer, A. Guenther, J. A. de Gouw, D. B. Millet, P. D. Goldan, W. C. Kuster, and A. Goldstein. Observational constraints on the global atmospheric budget of ethanol. Atmos. Chem. Phys., 10, 5361-5370, 2010.
  14. Jacob, D. J., J. H. Crawford, H. Maring, A. D. Clarke, J. E. Dibb, L. K. Emmons, R. A. Ferrare, C. A. Hostetler, P. B. Russell, H. B. Singh, A. M. Thompson, G. E. Shaw, E. McCauley, J. R. Pederson, and J. A. Fisher. The Arctic Research of the Composition of the Troposphere from Aircraft and Satellites (ARCTAS) mission: Design, execution, and first results. Atmos. Chem. Phys., 10, 5191-5212, 2010.
  15. Millet, D. B., A. Guenther, D. A. Siegel, N. B. Nelson, H. B. Singh, J. A. de Gouw, C. Warneke, J. Williams, G. Eerdekens, V. Sinha, T. Karl, F. Flocke, E. Apel, D. D. Riemer, P. I. Palmer, and M. Barkley. Global atmospheric budget of acetaldehyde: 3-D model analysis and constraints from in-situ and satellite observations. Atmos. Chem. Phys., 10, 3405-3425, 2010.
  16. Adhikari, B., G. R. Carmichael, S. Kulkarni, C. Weil, Y. Tang, A. D’Allura, M. Mena-Carrasco, D. G. Streets, Q. Zhang, R. B. Pierce, J. A. Al-Saadi, L. K. Emmons, G. G. Pfister, M. A. Avery, J. D. Barrick, D. R. Blake, W. H. Brune, R. C. Cohen, J. E. Dibb, A. Fried, B. G. Heikes, L. G. Huey, D. W. O’Sullivan, G. W. Sachse, R. E. Shetter, H. B. Singh, T. L. Campos, C. A. Cantrell, F. M. Flocke, E. J. Dunlea, J. L. Jimenez, A. J. Weinheimer, J. D. Crounse, P. O. Wennberg, J. J. Schauer, E. A. Stone, D. A. Jaffe, and D. R. Reidmiller. A regional scale modeling analysis of aerosol and trace gas distributions over the eastern Pacific during the INTEX-B field campaign. Atmos. Chem. Phys., 10, 1-25, 2010.
  17. Parrish, D., H. B. Singh, L. Molina, and S. Madronich. Megacity pollution over North America. In IGAC report on Mega Cities (Chapter 4). 2010.
  18. Wooldridge, P. J., A. E. Perring, T. H. Bertram, F. M. Flocke, J. M. Roberts, H. B. Singh, L. G. Huey, J. A. Thornton, J. G. Murphy, J. L. Fry, A. W. Rollins, B. W. LaFranchi, and R. C. Cohen. Total peroxy nitrates (ΣPNs) in the atmosphere: The thermal dissociation-laser induced fluorescence (TD-LIF) technique and comparisons to speciated PAN measurements. Atmos. Meas. Tech., 3, 593-607, 2010.
  19. Perring, A. E., T. H. Bertram, D. K. Farmer, P. J. Wooldridge, J. Dibb, N. J. Blake, D. R. Blake, H. B. Singh, H. Fuelberg, G. Diskin, G. Sachse, and R. C. Cohen. Alkyl nitrate production and persistence in the Mexico City plume. Atmos. Chem. Phys. Discuss., 9, 23755-23790, 2009.
  20. Vay, S. A., S. C. Tyler, Y. Choi, D. R. Blake, N. J. Blake, G. W. Sachse, G. S. Diskin, and H. B. Singh. Sources and transport of Δ14C on CO2 within the Mexico City Basin and vicinity. Atmos. Chem. Phys., 9, 4973-4985, 2009.
  21. Singh, H. B., W. H. Brune, J. H. Crawford, F. Flocke, and D. J. Jacob. Chemistry and transport of pollution over the Gulf of Mexico and the Pacific: Spring 2006 INTEX-B campaign overview and first results. Atmos. Chem. Phys., 9, 2301-2318, 2009.
  22. Perring, A. E., T. H. Bertram, P. J. Wooldridge, A. Fried, B. G. Heikes, J. Dibb, J. D. Crounse, P. O. Wennberg, N. J. Blake, D. R. Blake, W. H. Brune, H. B. Singh, and R. C. Cohen. Airborne observations of total RONO2: New constraints on the yield and lifetime of isoprene nitrates. Atmos. Chem. Phys., 9, 1451-1463, 2009.
  23. Mao, J., X. Ren, W. H. Brune, J. R. Olson, J. H. Crawford, A. Fried, L. G. Huey, R. C. Cohen, B. Heikes, H. B. Singh, D. R. Blake, G. W. Sachse, G. S. Diskin, S. R. Hall, and R. E. Shetter. Airborne measurement of OH reactivity during INTEX-B. Atmos. Chem. Phys., 9, 163-173, 2009.
  24. Thornhill, K. L., et al. The impact of local sources and long-range transport on aerosol properties over the northeast U.S. region during INTEX-NA. J. Geophys. Res., 113(D08201), doi:10.1029/2007JD008666, 2008.
  25. Fried, A., et al. Role of convection in redistributing formaldehyde to the upper troposphere over North America and the North Atlantic during the summer 2004 INTEX campaign. J. Geophys. Res., 113(D17306), doi:10.1029/2007JD009760, 2008.
  26. Millet, D. B., D. J. Jacob, T. G. Custer, J. A. de Gouw, A. H. Goldstein, T. Karl, H. B. Singh, B. C. Sive, R. W. Talbot, C. Warneke, and J. Williams. New constraints on terrestrial and oceanic sources of atmospheric methanol. Atmos. Chem. Phys., 8, 6887-6905, 2008.
  27. Zhang, L., D. J. Jacob, K. F. Boersma, D. A. Jaffe, J. R. Olson, K. W. Bowman, J. R. Worden, A. M. Thompson, M. A. Avery, R. C. Cohen, J. E. Dibb, F. M. Flocke, H. E. Fuelberg, L. G. Huey, W. W. McMillan, H. B. Singh, and A. J. Weinheimer. Transpacific transport of ozone pollution and the effect of recent Asian emission increases on air quality in North America: An integrated analysis using satellite, aircraft, ozonesonde, and surface observations. Atmos. Chem. Phys., 8, 6117-6136, 2008.
  28. Molina, L. T., S. Madronich, J. S. Gaffney, and H. B. Singh. Overview of MILAGRO/INTEX-B Campaign. IGAC News Letter, 38, 2-15, April 2008.
  29. Ren X., J. R. Olson, J. H. Crawford, W. H. Brune, J. Mao, R. B. Long, Z. Chen, G. Chen, M. A. Avery, G. W. Sachse, J. D. Barrick, G. S. Diskin, L. G. Huey, A. Fried, R. C. Cohen, B. Heikes, P. Wennberg, H. B. Singh, D. R. Blake, and R. E. Shetter. HOX chemistry during INTEX-A 2004: Observation, model calculation, and comparison with previous studies. J. Geophys. Res., 113(D05310), doi:10.1029/2007JD009166, 2008.
  30. Choi, Y., S. A. Vay, K. P. Vadrevu, A. J. Soja, J. H. Woo, S. R. Nolf, G. W. Sachse, G. S. Diskin, D. R. Blake, N. J. Blake, H. B. Singh, M. A. Avery, A. Fried, L. Pfister, and H. E. Fuelberg. Characteristics of the atmospheric CO2 signal as observed over the conterminous United States during INTEX-NA. J. Geophys. Res., 113(D07301), doi:10.1029/2007JD008899, 2008.
  31. Shim, C., Y. Wang, H. B. Singh, D. R. Blake, and A. B. Guenther. Source characteristics of oxygenated volatile organic compounds and hydrogen cyanide. J. Geophys. Res., 112(D10305), doi:10.1029/2006JD007543, 2007.
  32. Liang, Q, L. Jaeglé, R. C. Hudman, S. Turquety, D. J. Jacob, M. A. Avery, E. V. Browell, G. W. Sachse, D. R. Blake, W. H. Brune, X. Ren, R. C. Cohen, J. E. Dibb, A. Fried, H. E. Fuelberg, M. Porter, B. Heikes, G. Huey, H. B. Singh, and P. O. Wennberg. Summertime influence of Asian pollution in the free troposphere over North America. J. Geophys. Res., 112(D12S11), doi: 10.1029/2006JD007919, 2007.
  33. Cook, P. A., N. H. Savage, S. Turquety, G. D. Carver, F. M. O'Connor, A. Heckel, D. Stewart, L. K. Whalley, A. E. Parker, H. Schlager, H. B. Singh, M. A. Avery, G. W. Sachse, W. Brune, A. Richter, J. P. Burrows, R. Purvis, A. C. Lewis, C. E. Reeves, P. S. Monks, J. G. Levine, and J. A. Pyle. Forest fire plumes over the North Atlantic: p-TOMCAT model simulations with aircraft and satellite measurements from the ITOP/ICARTT campaign. J. Geophys. Res., 112(D10S43), doi:10.1029/2006JD007563, 2007.
  34. Campbell, J. E., G. R. Carmichael, Y. Tang, T. Chai, S. A. vay, Y.-H. Choi, G. W. Sachse, H. B. Singh, J. L. Schnoor, J. Woo, J. M. Vukovich, D. G. Streets, L. G. Huey, and C. O. Stanier. Analysis of anthropogenic CO2 signal in ICARTT using a regional chemical transport model and observed tracers. Tellus(59B), 199-210, 2007.
  35. Singh, H. B., L. Salas, D. Herlth, R. Kolyer, E. Czech, M. Avery, J. H. Crawford, R. B. Pierce, G. W. Sachse, D. R. Blake, R. C. Cohen, T. H. Bertram, A. Perring, P. J. Wooldridge, J. Dibb, G. Huey, R. C. Hudman, S. Turquety, L. K. Emmons, F. Flocke, Y. Tang, G. R. Carmichael, and L. W. Horowitz. Reactive nitrogen distribution and partitioning in the North American troposphere and lowermost stratosphere. J. Geophys. Res., 112(D12S04), doi:10.1029/2006JD007664, 2007.
  36. Hudman, R. C., D. J. Jacob, S. Turquety, E. M. Leibensperger, L. T. Murray, S. Wu, A. B. Gilliland, M. Avery, T. H. Bertram, W. Brune, R. C. Cohen, J. E. Dibb, F. M. Flocke, A. Fried, J. Holloway, J. A. Neuman, R. Orville, A. Perring, X. Ren, T. B Ryerson, G. W. Sachse, H. B. Singh, A. Swanson, and P. J. Wooldridge. Surface and lightning sources of nitrogen oxides over the United States: Magnitudes, chemical evolution, and outflow? J. Geophys. Res., 112(D12S05), doi:10.1029/2006JD007912, 2007.
  37. Methven, J., S. R. Arnold, A. Stohl, M. J. Evans, M. Avery, K. Law, A. C. Lewis, P. S. Monks, D. D. Parrish, C. E. Reeves, H. Schlager, E. Atlas, D. R. Blake, H. Coe, J. Crosier, F. M. Flocke, J. S. Holloway, J. R. Hopkins, J. McQuaid, R. Purvi, B. Rappenglück, H. B. Singh, N. M. Watson, L. K. Whalley, and P. I. Williams. Establishing Lagrangian connections between observations within air masses crossing the Atlantic during the International Consortium for Atmospheric Research on Transport and Transformation experiment. J. Geophys. Res., 111(D23S62), doi:10.1029/2006JD007540, 2006.
  38. Millet, D. B., D. J. Jacob, S. Turquety, R. C. Hudman, S. Wu, A. Fried, J. Walega, B. G. Heikes, D. R. Blake, H. B. Singh, B. E. Anderson, and A. D. Clarke. Formaldehyde distribution over North America: Implications for satellite retrievals of formaldehyde columns and isoprene emission. J. Geophys. Res., 111(D24S02), doi:10.1029/2005JD006853, 2006.
  39. Kwan, A. J., J. D. Crounse, A. D. Clarke, Y. Shinozuka, B. E. Anderson, J. H. Crawford, M. A. Avery, C. S. McNaughton, W. H. Brune, H. B. Singh, and P. O. Wennberg. On the flux of oxygenated volatile organic compounds from organic aerosol oxidation. Geophys. Res. Lett., 33(L15815), doi:10.1029/2006GL026144, 2006.
  40. Singh, H. B., W. H. Brune, J. H. Crawford, D. J. Jacob, and P. B. Russell. Overview of the summer 2004 Intercontinental Chemical Transport Experiment-North America (INTEX-A). J. Geophys. Res., 111(D24S01), doi:10.1029/2006JD007905, 2006.
  41. Jacob D. J., B. D. Field, Q. Li, D. R. Blake, J. de Gouw, C. Warneke, A. Hansel, A. Wisthaler, H. B. Singh, and A. Guenther. Global budget of methanol: Constraints from atmospheric observations. J. Geophys. Res., 110(D08303), doi:10.1029/2004JD005172, 2005.
  42. Tang Y., et al. Multiscale simulations of tropospheric chemistry in the eastern Pacific and on the U.S. west coast during spring 2002. J. Geophys. Res., 109(D23S11), doi:10.1029/2004JD004513, 2004.
  43. Kondo, Y., Y. Morino, N. Takegawa, M. Koike, K. Kita, Y. Miyazaki, G. Sachse, S. Vay, M. Avery, F. Flocke, A. Weinheimer, F. Eisele, M. Zondlo, R. Weber, and H. B. Singh. Impacts of biomass burning in Southeast Asia on ozone and reactive nitrogen over the western Pacific in spring. J. Geophys. Res., 109(D15S12), doi:10.1029/2003JD004203, 2004.
  44. Olson, J. R., J. H. Crawford, G. Chen, A. Fried, M. J. Evans, C. E. Jordan, S. T. Sandholm, D. D. Davis, B. E. Anderson, M. A. Avery, J. D. Barrick, D. R. Blake, W. H. Brune, F. L. Eisele, F. Flocke, H. Harder, D. J. Jacob, Y. Kondo, B. L. Lefer, M. Martinez, R. L. Mauldin, G. W. Sachse, R. E. Shetter, H. B. Singh, R. W. Talbot, and D. Tan. Testing fast photochemical theory during TRACE-P based on measurements of OH, HO2, and CH2O. J. Geophys. Res., 109(D15S10), doi:10.1029/2003JD004278, 2004.
  45. Tabazadeh, A., R. J. Yokelson, H. B. Singh, P. V. Hobbs, J. H. Crawford, and L. T. Iraci. Heterogeneous chemistry involving methanol in tropospheric clouds. Geophys. Res. Lett., 31(6), L06114, doi:10.1029/2003GL018775, 2004.
  46. Singh, H. B., L. J. Salas, R. B. Chatfield, E. Czech, A. Fried, J. Walega, M. J. Evans, B. D. Field, D. J. Jacob, D. Blake, B. Heikes, R. Talbot, G. Sachse, J. H. Crawford, M. A. Avery, S. Sandholm, and H. Fuelberg. Analysis of the atmospheric distribution, sources, and sinks of oxygenated volatile organic chemicals based on measurements over the Pacific during TRACE-P. J. Geophys. Res., 109(D15S07), doi:10.1029/2003JD003883, 2004.
  47. Singh, H. B., W. H. Brune, and J. H. Crawford. Reactive nitrogen and hydrogen in the global atmosphere: Progress in measurements and theory. Indian National Science Academy, 69, 669-683, 2003.
  48. Heald, C. L., D. J. Jacob, A. M. Fiore, L. K. Emmons, J. C. Gille, M. N. Deeter, J. Warner, D. P. Edwards, J. H. Crawford, A. J. Hamlin, G. W. Sachse, E. V. Browell, M. A. Avery, S. A. Vay, D. J. Westberg, D. R. Blake, H. B. Singh, S. T. Sandholm, R. W. Talbot, and H. E. Fuelberg. Asian outflow and trans-Pacific transport of carbon monoxide and ozone pollution: An integrated satellite, aircraft, and model perspective. J. Geophys. Res., 108(D24), 4804, doi:10.1029/2003JD003507, 2003.
  49. Li, Q., D. J. Jacob, R. M. Yantosca, C. L. Heald, H. B. Singh, M. Koike, Y. Zhao, G. W. Sachse, and D. G. Streets. A global three-dimensional model analysis of the atmospheric budgets of HCN and CH3CN: Constraints from aircraft and ground measurements. J. Geophys. Res., 108(D21), 8827, doi:10.1029/2002JD003075, 2003.
  50. Tang, Y., G. R. Carmichael, J.-H. Woo, N. Thongboonchoo, G. Kurata, I. Uno, D. G. Streets, D. R. Blake, R. J. Weber, R. W. Talbot, Y. Kondo, H. B. Singh, and T. Wang. Influences of biomass burning during the Transport and Chemical Evolution Over the Pacific (TRACE-P) experiment identified by the regional chemical transport model. J. Geophys. Res., 108(D21), 8824, doi:10.1029/2002JD003110, 2003.
  51. Carmichael, G. R., Y. Tang, G. Kurata, I. Uno, D. G. Streets, J.-H. Woo, H. Huang, J. Yienger, B. Lefer, R. Shetter, D. R. Blake, E. Atlas, A. Fried, E. Apel, F. Eisele, C. Cantrell, M. Avery, J. Barrick, G. Sachse, W. H. Brune, S. Sandholm, Y. Kondo, H. B. Singh, R. Talbot, A. Bandy, D. Thornton, A. Clarke, and B. Heikes. Regional-scale chemical transport modeling in support of the analysis of observations obtained during the TRACE-P experiment. J. Geophys. Res., 108(D21), 8823, doi:10.1029/2002JD003117, 2003.
  52. Crawford, J. H., J. Olson, D. Davis, G. Chen, J. Barrick, R. Shetter, B. Lefer, C. Jordan, B. Anderson, A. Clarke, G. Sachse, D. R. Blake, H. B. Singh, S. Sandolm, D. Tan, Y. Kondo, M. Avery, F. Flocke, F. Eisele, L. Mauldin, M. Zondlo, W. Brune, H. Harder, M. Martinez, R. Talbot, A. Bandy, and D. Thornton. Clouds and trace gas distributions during TRACE-P. J. Geophys. Res., 108(D21), 8818, doi:10.1029/2002JD003177, 2003.
  53. Dibb, J. E., R. W. Talbot, E. M. Scheuer, G. Seid, M. A. Avery, and H. B. Singh. Aerosol chemical composition in Asian continental outflow during the TRACE-P campaign: Comparison with PEM-West B. J. Geophys. Res., 108(D21), 8815, doi:10.1029/2002JD003111, 2003.
  54. Heald, C. L., D. J. Jacob, P. I. Palmer, M. J. Evans, G. W. Sachse, H. B. Singh, and D. R. Blake. Biomass burning emission inventory with daily resolution: Application to aircraft observations of Asian outflow. J. Geophys. Res., 108(D21), 8811, doi:10.1029/2002JD003082, 2003.
  55. Talbot, R., J. Dibb, E. Scheuer, G. Seid, R. Russo, S. Sandholm, D. Tan, H. B. Singh, D. Blake, N. Blake, E. Atlas, G. Sachse, C. Jordan, and M. Avery. Reactive nitrogen in Asian continental outflow over the western Pacific: Results from the NASA Transport and Chemical Evolution over the Pacific (TRACE-P) airborne mission. J. Geophys. Res., 108(D20), 8803, doi:10.1029/2002JD003129, 2003.
  56. Russo, R. S., R. W. Talbot, J. E. Dibb, E. Scheuer, G. Seid, C. E. Jordan, H. E. Fuelberg, G. W. Sachse, M. A. Avery, S. A. Vay, D. R. Blake, N. J. Blake, E. Atlas, A. Fried, S. T. Sandholm, D. Tan, H. B. Singh, J. Snow, and B. G. Heikes. Chemical composition of Asian continental outflow over the western Pacific: Results from Transport and Chemical Evolution over the Pacific (TRACE-P). J. Geophys. Res., 108(D20), 8804, doi:10.1029/2002JD003184, 2003.
  57. Fried, A, J. Crawford, J. Olson, J. Walega, W. Potter, B. Wert, C. Jordan, B. Anderson, R. Shetter, B. Lefer, D. Blake, N. Blake, S. Meinardi, B. Heikes, D. O'Sullivan, J. Snow, H. Fuelberg, C. Kiley, S. Sandholm, D. Tan, G. Sachse, H. B. Singh, I. Faloona, C. N. Harward, G. R. Carmichael. Airborne tunable diode laser measurements of formaldehyde during TRACE-P: Distributions and box model comparisons. J. Geophys. Res., 108(D20), 8798, doi:10.1029/2003JD003451, 2003.
  58. Cantrell, C. A., G. D. Edwards, S. Stephens, R. L. Mauldin, M. A. Zondlo, E. Kosciuch, F. L. Eisele, R. E. Shetter, B. L. Lefer, S. Hall, F. Flocke, A. W. Weinheimer, A. Fried, E. Apel, Y. Kondo, D. R. Blake, N. J. Blake, I. J. Simpson, A. R. Bandy, D. C. Thornton, B. G. Heikes, H. B. Singh, W. H. Brune, H. Harder, M. Martinez, D. J. Jacob, M. A. Avery, J. D. Barrick, G. W. Sachse, J. R. Olson, J. H. Crawford, and A. D. Clarke. Peroxy radical behavior during the Transport and Chemical Evolution over the Pacific (TRACE-P) campaign as measured aboard the NASA P-3B aircraft. J. Geophys. Res., 108(D20), 8797, doi:10.1029/2003JD003674, 2003.
  59. Koike, M., Y. Kondo, K. Kita, N. Takegawa, Y. Masui, Y. Miyazaki, M. W. Ko, A. J. Weinheimer, F. Flocke, R. J. Weber, D. C. Thornton, G. W. Sachse, S. A. Vay, D. R. Blake, D. G. Streets, F. L. Eisele, S. T. Sandholm, H. B. Singh, and R. W. Talbot. Export of anthropogenic reactive nitrogen and sulfur compounds from the East Asia region in spring. J. Geophys. Res., 108(D20), 8789, doi:10.1029/2002JD003284, 2003.
  60. Potter, C., S. Klooster, D. Bubenheim, H. B. Singh, and R. Myneni. Modeling terrestrial biogenic sources of oxygenated organic emissions. Earth Interactions, 7(7), 1-15, 2003.
  61. Miyazaki, Y., Y. Kondo, M. Koike, H. E. Fuelberg, C. M. Kiley, K. Kita, N. Takegawa, G. W. Sachse, F. Flocke, A. J. Weinheimer, H. B. Singh, F. L. Eisele, M. Zondlo, R. W. Talbot, S. T. Sandholm, M. A. Avery, and D. R. Blake. Synoptic-scale transport of reactive nitrogen over the western Pacific in spring. J. Geophys. Res., 108(D20), 8788, doi:10.1029/2002JD003248, 2003.
  62. Browell, E. V., M. A. Fenn, C. F. Butler, W. B. Grant, V. G. Brackett, J. W. Hair, M. A. Avery, R. E. Newell, Y. Hu, H. E. Fuelberg, D. J. Jacob, B. E. Anderson, E. L. Atlas, D. R. Blake, W. H. Brune, J. E. Dibb, A. Fried, B. G. Heikes, G. W. Sachse, S. T. Sandholm, H. B. Singh, R. W. Talbot, S. A. Vay, R. J. Weber, and K. B. Bartlett. Large-scale ozone and aerosol distributions, air mass characteristics, and ozone fluxes over the western Pacific Ocean in late winter/early spring. J. Geophys. Res., 108(D20), 8805, doi:10.1029/2002JD00329, 2003.
  63. Eisele, F. L., L. Mauldin, C. Cantrell, M. Zondlo, E. Apel, A. Fried, J. Walega, R. Shetter, B. Lefer, F. Flocke, A. Weinheimer, M. A. Avery, S. A. Vay, G. W. Sachse, J. Podolske, G. Diskin, J. D. Barrick, H. B. Singh, W. H. Brune, H. Harder, M. Martinez, A. Bandy, D. Thornton, B. Heikes, Y. Kondo, D. Riemer, S. T. Sandholm, D. Tan, R. Talbot, and J. Dibb. Summary of measurement intercomparisons during TRACE-P. J. Geophys. Res., 108(D20), 8791, doi:10.1029/2002JD003167, 2003.
  64. Singh, H. B., A. Tabazadeh, M. J. Evans, B. D. Field, D. J. Jacob, G. Sachse, J. H. Crawford, R. Shetter, and W. H. Brune. Oxygenated volatile organic chemicals in the oceans: Inferences and implications based on atmospheric observations and air-sea exchange models. Geophys. Res. Lett., 30(16), 1862, doi:10.1029/2003GL017933, 2003.
  65. Singh, H. B., L. Salas, D. Herlth, R. Kolyer, E. Czech, W. Viezee, Q. Li, D. J. Jacob, D. Blake, G. Sachse, C. N. Harward, H. Fuelberg, and C. M. Kiley. In-situ measurements of HCN and CH3CN in the Pacific troposphere: Sources, sinks, and comparisons with spectroscopic observations. J. Geophys. Res., 108(D20), 8795, doi:10.1029/2002JD003006, 2003.
  66. Mari, C., C. Saut, D. J. Jacob, A. C. Staudt, M. A. Avery, W. H. Brune, I. Faloona, B. G. Heikes, G. W. Sachse, S. Sandholm, H. B. Singh, and D. Tan. On the relative role of convection, chemistry, and transport over the south Pacific convergence zone during PEM-Tropics B: A case study. J. Geophys. Res., 108(D20), 8232, doi:10.1029/2001JD001466, 2003.
  67. Staudt, A. C., D. J. Jacob, F. Ravetta, J. A. Logan, D. Bachiochi, T. N. Krishnamurti, S. Sandholm, B. Ridley, H. B. Singh, and B. Talbot. Sources and chemistry of nitrogen oxides over the tropical Pacific. J. Geophys. Res., 108(D20), 8239, doi:10.1029/2002JD002139, 2003.
  68. Singh, H. B. Tropospheric Composition and Analysis: PAN. In J. Holton, J. Pyle, and J. Curry (Eds.), Encyclopedia of Atmospheric Sciences (pp. 2424-2428). London: Academic Press, 2003.
  69. Heikes, B. G., W. Chang, M. E. Q. Pilson, E. Swift, H. B. Singh, A. Guenther, D. J. Jacob, B. D. Field, R. Fall, D. Riemer, and L. Brand. Atmospheric methanol budget and ocean implication. Global Biogeochemical Cycles, 16(4), doi:10.1029/2002GB001895, 2003.
  70. Jacob, D. J., B. D. Field, E. M. Jin, I. Bey, Q. Li, J. A. Logan, R. M. Yantosca, and H. B. Singh. Atmospheric budget of acetone. J. Geophys. Res., 107(D10), doi:10.1029/2001JD000694, 2002.
  71. Singh H. B., B. E. Anderson, M. A. Avery, W. Viezee, Y. Chen, A. Tabazadeh, P. Hamill, R. Pueschel, H. E. Fuelberg, and J. R. Hannan. Global distribution and sources of volatile and nonvolatile aerosol in the remote troposphere. J. Geophys. Res., 107(D11), doi:10.1029/2001JD000486, 2002.
  72. Olson, J. R., J. H. Crawford, D. D. Davis, G. Chen, M. A. Avery, J. D. W. Barrick, G. W. Sachse, S. A. Vay, S. T. Sandholm, D. Tan, W. H. Brune, I. C. Faloona, B. G. Heikes, R. E. Shetter, B. L. Lefer, H. B. Singh, R. W. Talbot, and D. R. Blake. Seasonal differences in the photochemistry of the South Pacific: A comparison of observations and model results from PEM-Tropics A and B. J. Geophys. Res., 106(D23), 32749-32766, doi:10.1029/2001JD900077, 2001.
  73. Wang, Y., S. C. Liu, P. H. Wine, D. D. Davis, S. T. Sandholm, E. L. Atlas, M. A. Avery, D. R. Blake, N. J. Blake, W. H. Brune, B. G. Heikes, G. W. Sachse, R. E. Shetter, H. B. Singh, R. W. Talbot, and D. Tan. Factors controlling tropospheric O3, OH, NOx, and SO2 over the tropical Pacific during PEM-Tropics B. J. Geophys. Res., 106(D23), 32733-32748, doi:10.1029/2001JD900084, 2001.
  74. Ravetta, F., D. J. Jacob, W. H. Brune, B. G. Heikes, B. E. Anderson, D. R. Blake, G. L. Gregory, G. W. Sachse, S. T. Sandholm, R. E. Shetter, H. B. Singh, and R. W. Talbot. Experimental evidence for the importance of convected methylhydroperoxide as a source of hydrogen oxide (HOx) radicals in the tropical upper troposphere. J. Geophys. Res., 106(D23), 32709-32716, doi:10.1029/2001JD900009, 2001.
  75. Tan, D., I. Faloona, J. B. Simpas, W. Brune, J. Olson, J. Crawford, M. Avery, G. Sachse, S. Vay, S. Sandholm, H.-W. Guan, T. Vaughn, J. Mastromarino, B. Heikes, J. Snow, J. Podolske, and H. B. Singh. OH and HO2 in the tropical Pacific: Results from PEM-Tropics B. J. Geophys. Res., 106(D23), 32667-32682, doi:10.1029/2001JD900002, 2001.
  76. Maloney, J. C., H. E. Fuelberg, M. A. Avery, J. H. Crawford, D. R. Blake, B. G. Heikes, G. W. Sachse, S. T. Sandholm, H. B. Singh, and R. W. Talbot. Chemical characteristics of air from different source regions during the second Pacific Exploratory Mission in the Tropics (PEM-Tropics B). J. Geophys. Res., 106(D23), 32609-32626, doi:10.1029/2001JD900100, 2001.
  77. Browell, E. V., M. A. Fenn, C. F. Butler, W. B. Grant, S. Ismail, R. A. Ferrare, S. A. Kooi, V. G. Brackett, M. B. Clayton, M. A. Avery, J. D. W. Barrick, H. E. Fuelberg, J. C. Maloney, R. E. Newell, Y. Zhu, M. J. Mahoney, B. E. Anderson, D. R. Blake, W. H. Brune, B. G. Heikes, G. W. Sachse, H. B. Singh, and R. W. Talbot. Large-scale air mass characteristics observed over the remote tropical Pacific Ocean during March - April 1999: Results from PEM-Tropics B field experiment. J. Geophys. Res., 106(D23), 32481-32502, doi:10.1029/2001JD900001, 2001.
  78. Singh, H. B., D. Jacob, and L. Pfister. INTEX-NA: Intercontinental Chemical Transport Experiment-North America. NASA, 2001.
  79. Lefohn, A. S., S. J. Oltmans, T. Dann, and H. B. Singh. Present-day variability of background ozone in the lower troposphere. J. Geophys. Res., 106(D9), 9945-9958, doi:10.1029/2000JD900793, 2001.
  80. Singh, H. B., Y. Chen, A. Staudt, D. Jacob, D. Blake, B. Heikes, and J. Snow. Evidence from the Pacific troposphere for large global abundances and sources of oxygenated organic compounds. Nature, 410, 1078-1081, 2001.
  81. Jacob, D., et al. (with H. B. Singh). HOx fast photochemistry and NOx photochemical budget over the Pacific. J. Geophys. Res., in press, 2001.
  82. Schultz, M. G., D. J. Jacob, J. D. Bradshaw, S. T. Sandholm, J. E. Dibb, R. W. Talbot, and H. B. Singh. Chemical NOx budget in the upper troposphere over the tropical South Pacific. J. Geophys. Res., 105(D5), 6669-6680, doi:10.1029/1999JD900994, 2000.
  83. Crawford, J., D. Davis, J. Olson, G. Chen, S. Liu, H. Fuelberg, J. Hannan, Y. Kondo, B. Anderson, G. Gregory, G. Sachse, R. Talbot, A. Viggiano, B. Heikes, J. Snow, H. B. Singh, and D. Blake. Evolution and chemical consequences of lightning-produced NOx observed in the North Atlantic upper troposphere. J. Geophys. Res., 105(D15), 19795-19810, doi:10.1029/2000JD900183, 2000.
  84. Schere, K. L., G. M. Hidy, and H. B. Singh (Eds.). The NARSTO ozone assessment-critical reviews. Atmos. Environ., 34(12-14), 1853-2332, 2000.
  85. Singh, H. B. and D. J. Jacob. Future directions: Satellite observations of tropospheric chemistry. Atmos. Environ., 34(25), 4399-4401, 2000.
  86. Jaeglé, L., D. J. Jacob, W. H. Brune, I. Faloona, D. Tan, B. G. Heikes, Y. Kondo, G. W. Sachse, B. Anderson, G. L. Gregory, H. B. Singh, R. Pueschel, G. Ferry, D. R. Blake, and R. E. Shetter. Photochemistry of HOx in the upper troposphere at northern midlatitudes. J. Geophys. Res., 105(D3), 3877-3892, doi:10.1029/1999JD901016, 2000.
  87. Hannan, J. R. Jr., R. D. Knabb, Y. Kondo, B. E. Anderson, E. V. Browell, G. L. Gregory, G. W. Sachse, and H. B. Singh. Atmospheric chemical transport based on high-resolution model-derived winds: A case study. J. Geophys. Res., 105(D3), 3807-3820, doi:10.1029/1999JD900989, 2000.
  88. Singh, H. B., Y. Chen, A. Tabazadeh, Y. Fukui, I. Bey, R. Yantosca, D. Jacob, F. Arnold, K. Wohlfrom, E. Atlas, F. Flocke, D. Blake, N. Blake, B. Heikes, J. Snow, R. Talbot, G. Gregory, G. Sachse, S. Vay, and Y. Kondo. Distribution and fate of selected oxygenated organic species in the troposphere and lower stratosphere over the Atlantic. J. Geophys. Res., 105(D3), 3795-3806, doi:10.1029/1999JD900779, 2000.
  89. Grant, W. B., E. V. Browell, C. F. Butler, M. A. Fenn, M. B. Clayton, J. R. Hannan, H. E. Fuelberg, D. R. Blake, N. J. Blake, G. L. Gregory, B. G. Heikes, G. W. Sachse, H. B. Singh, J. Snow, and R. W. Talbot. A case study of transport of tropical marine boundary layer and lower tropospheric air masses to the northern midlatitude upper troposphere. J. Geophys. Res., 105(D3), 3757-3770, doi:10.1029/1999JD901022, 2000.
  90. Koike, M., Y. Kondo, H. Ikeda, G. L. Gregory, B. E. Anderson, G. W. Sachse, D. R. Blake, S. C. Liu, H. B. Singh, A. M. Thompson, K. Kita, Y. Zhao, T. Sugita, R. E. Shetter, and N. Toriyama. Impact of aircraft emissions on reactive nitrogen over the North Atlantic Flight Corridor region. J. Geophys. Res., 105(D3), 3665-3678, doi:10.1029/1999JD901013, 2000.
  91. Thompson, A. M., H. B. Singh, and H. Schlager. Introduction to special section: Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX) and Pollution From Aircraft Emissions in the North Atlantic Flight Corridor (POLINAT 2). J. Geophys. Res., 105(D3), 3595-3604, doi:10.1029/2000JD900012, 2000.
  92. Wang, Y., S. C. Liu, B. E. Anderson, Y. Kondo, G. L. Gregory, G. W. Sachse, S. A. Vay, D. R. Blake, H. B. Singh, and A. M. Thompson. Evidence of convection as a major source of condensation nuclei in the northern midlatitude upper troposphere. Geophys. Res. Lett., 27(3), 369-372, doi:10.1029/1999GL010930, 2000.
  93. Singh, H. B., et al. Biomass burning influences on the composition of the remote south Pacific troposphere: Analysis based on observations from PEM-Tropics-A. Atmos. Environ., 34, 635-644, 2000.
  94. Jaeglé, L., D. J. Jacob, W. H. Brune, I. C. Faloona, D. Tan, Y. Kondo, G. W. Sachse, B. Anderson, G. L. Gregory, S. Vay, H. B. Singh, D. R. Blake, and R. Shetter. Ozone production in the upper troposphere and the influence of aircraft during SONEX: Approach of NOx-saturated conditions. Geophys. Res. Lett., 26(20), 3081-3084, doi:10.1029/1999GL900451, 1999.
  95. Brune, W. H., D. Tan, I. F. Faloona, L. Jaeglé, D. J. Jacob, B. G. Heikes, J. Snow, Y. Kondo, R. Shetter, G. W. Sachse, B. Anderson, G. L. Gregory, S. Vay, H. B. Singh, D. D. Davis, J. H. Crawford, and D. R. Blake. OH and HO2 chemistry in the North Atlantic free troposphere. Geophys. Res. Lett., 26(20), 3077-3080, doi:10.1029/1999GL900549, 1999.
  96. Kondo, Y., M. Koike, H. Ikeda, B. E. Anderson, K. E. Brunke, Y. Zhao, K. Kita, T. Sugita, H. B. Singh, S. C. Liu, A. Thompson, G. L. Gregory, R. Shetter, G. Sachse, S. A. Vay, E. V. Browell, and M. J. Mahoney. Impact of aircraft emissions on NOx in the lowermost stratosphere at northern midlatitudes. Geophys. Res. Lett., 26(20), 3065-3068, doi:10.1029/1999GL900376, 1999.
  97. Talbot, R. W., J. E. Dibb, E. M. Scheuer, Y. Kondo, M. Koike, H. B. Singh, L. B. Salas, Y. Fukui, J. O. Ballenthin, R. F. Meads, T. M. Miller, D. E. Hunton, A. A. Viggiano, D. R. Blake, N. J. Blake, E. Atlas, F. Flocke, D. J. Jacob, and L. Jaeglé. Reactive Nitrogen Budget During the NASA SONEX Mission. Geophys. Res. Lett., 26(20), 3057-3060, doi: 10.1029/1999GL900589, 1999.
  98. Singh, H. B., A. M. Thompson, and H. Schlager. SONEX airborne mission and coordinated POLINAT-2 activity: Overview and accomplishments. Geophys. Res. Lett., 26(20), 3053-3056, doi:10.1029/1999GL900588, 1999.
  99. Wohlfrom, K.-H., T. Hauler, F. Arnold, and H. B. Singh. Acetone in the free troposphere and lower stratosphere: Aircraft-based CIMS and GC measurements over the North Atlantic and a first comparison. Geophys. Res. Lett., 26(18), 2849-2852, doi:10.1029/1999GL900597, 1999.
  100. Liu, S. C., H. Yu, B. Ridley, Y. Wang, D. D. Davis, Y. Kondo, M. Koike, B. E. Anderson, S. A. Vay, G. W. Sachse, G. L. Gregory, H. Fuelburg, A. Thompson, and H. B. Singh. Sources of reactive nitrogen in the upper troposphere during SONEX. Geophys. Res. Lett., 26(16), 2441-2444, doi:10.1029/1999GL900532, 1999.
  101. Fenn, M. A., E. V. Browell, C. F. Butler, W. B. Grant, S. A. Kooi, M. B. Clayton, G. L. Gregory, R. E. Newell, Y. Zhu, J. E. Dibb, H. E. Fuelberg, B. E. Anderson, A. R. Bandy, D. R. Blake, J. D. Bradshaw, B. G. Heikes, G. W. Sachse, S. T. Sandholm, H. B. Singh, R. W. Talbot, and D. C. Thornton. Ozone and aerosol distributions and air mass characteristics over the South Pacific during the burning season. J. Geophys. Res., 104(D13), 16197-16212, doi:10.1029/1999JD900065, 1999.
  102. Crawford, J., D. Davis, J. Olson, G. Chen, S. Liu, G. Gregory, J. Barrick, G. Sachse, S. Sandholm, B. Heikes, H. B. Singh, D. Blake. Assessment of upper tropospheric HOx sources over the tropical Pacific based on NASA GTE/PEM data: Net effect on HOx and other photochemical parameters. J. Geophys. Res., 104(D13), 16255-16274, doi:10.1029/1999JD900106, 1999.
  103. Schultz, M. G., D. J. Jacob, Y. Wang, J. A. Logan, E. L. Atlas, D. R. Blake, N. J. Blake, J. D. Bradshaw, M. A. Fenn, F. Flocke, G. L. Gregory, B. G. Heikes, G. W. Sachse, S. T. Sandholm, R. E. Shetter, H. B. Singh, and R. W. Talbot. On the origin of tropospheric ozone and NOx over the tropical South Pacific. J. Geophys. Res., 104(D5), 5829-5844, doi:10.1029/98JD02309, 1999.
  104. Talbot, R. W., J. E. Dibb, E. M. Scheuer, D. R. Blake, N. J. Blake, G. L. Gregory, G. W. Sachse, J. D. Bradshaw, S. T. Sandholm, and H. B. Singh. Influence of biomass combustion emissions on the distribution of acidic trace gases over the southern Pacific basin during austral springtime. J. Geophys. Res., 104(D5), 5623-5634, doi:10.1029/98JD00879, 1999.
  105. Bradshaw, J., D. Davis, J. Crawford, G. Chen, R. Shetter, M. Müller, G. Gregory, G. Sachse, D. Blake, B. Heikes, H. B. Singh, J. Mastromarino, and S. Sandholm. Photofragmentation two-photon laser-induced fluorescence detection of NO2 and NO: Comparison of measurements with model results based on airborne observations during PEM-Tropics A. Geophys. Res. Lett., 26(4), 471-474, doi:10.1029/1999GL900015, 1999.
  106. Thakur, A. N., H. B. Singh, P. Mariani, Y. Chen, Y. Wang, D. Jacob, G. Brasseur, J.-F. Muller and M. Lawrence. Distribution of reactive nitrogen species in the remote free troposphere: Data and model comparisons. Atmos. Environ., 33, 1403-1422, 1999.
  107. Tabazadeh, A., M. Z. Jacobson, H. B. Singh, O. B. Toon, J. S. Lin, R. B. Chatfield, A. N. Thakur, R. W. Talbot, and J. E. Dibb. Nitric acid scavenging by mineral and biomass burning aerosols. Geophys. Res. Lett., 25(22), 4185-4188, doi:10.1029/1998GL900062, 1998.
  108. Singh, H. B., W. Viezee, Y. Chen, A. N. Thakur, Y. Kondo, R. W. Talbot, G. L. Gregory, G. W. Sachse, D. R. Blake, J. D. Bradshaw, Y. Wang, and D. J. Jacob. Latitudinal distribution of reactive nitrogen in the free troposphere over the Pacific Ocean in late winter/early spring. J. Geophys. Res., 103(D21), 28237-28246, doi:10.1029/98JD01891, 1998.
  109. Folkins, I., R. Chatfield, H. B. Singh, Y. Chen, and B. Heikes. Ozone production efficiencies of acetone and peroxides in the upper troposphere. Geophys. Res. Lett., 25(9), 1305-1308, doi:10.1029/98GL01030, 1998.
  110. Thompson, A. M., H. B. Singh, R. W. Stewart, T. L. Kucsera, and Y. Kondo. A Monte Carlo study of upper tropospheric reactive nitrogen during the Pacific Exploratory Mission in the Western Pacific Ocean (PEM-West B). J. Geophys. Res., 102(D23), 28437-28446, doi:10.1029/97JD02555, 1997.
  111. Talbot, R. W. Jr., B. G. Heikes, J. T. Merrill, G. L. Gregory, B. E. Anderson, H. B. Singh, D. C. Thornton, A. R. Bandy, and R. F. Pueschel. Chemical characteristics of continental outflow from Asia to the troposphere over the western Pacific Ocean during February - March 1994: Results from PEM-West B. J. Geophys. Res., 102(D23), 28255-28274, doi:10.1029/96JD02340, 1997.
  112. Kondo, Y., M. Koike, S. Kawakami, H. B. Singh, H. Nakajima, G. L. Gregory, D. R. Blake, G. W. Sachse, J. T. Merrill, and R. E. Newell. Profiles and partitioning of reactive nitrogen over the Pacific Ocean in winter and early spring. J. Geophys. Res., 102(D23), 28405-28424, doi:10.1029/96JD03818, 1997.
  113. Koike, M., Y. Kondo, S. Kawakami, H. Nakajima, G. L. Gregory, G. W. Sachse, H. B. Singh, E. V. Browell, J. T. Merrill, and R. E. Newell. Reactive nitrogen and its correlation with O3 and CO over the Pacific in winter and early spring. J. Geophys. Res., 102(D23), 28385-28400, doi:10.1029/97JD02085, 1997.
  114. Gregory, G. L., J. T. Merrill, M. C. Shipham, D. R. Blake, G. W. Sachse, and H. B. Singh. Chemical characteristics of tropospheric air over the Pacific Ocean as measured during PEM-West B: Relationship to Asian outflow and trajectory history. J. Geophys. Res., 102(D23), 28275-28286, doi:10.1029/97JD02292, 1997.
  115. Dibb, J. E., R. W. Talbot, B. L. Lefer, E. Scheuer, G. L. Gregory, E. V. Browell, J. D. Bradshaw, S. T. Sandholm, and H. B. Singh. Distributions of beryllium 7, lead 210, and soluble aerosol-associated ionic species over the western Pacific: PEM West B, February - March 1994. J. Geophys. Res., 102(D23), 28287-28302, doi:10.1029/96JD02981, 1997.
  116. Crawford, J., D. Davis, G. Chen, J. Bradshaw, S. Sandholm, Y. Kondo, S. Liu, E. Browell, G. Gregory, B. Anderson, G. Sachse, J. Collins, J. Barrick, D. Blake, R. Talbot, and H. B. Singh. An assessment of ozone photochemistry in the extratropical western North Pacific: Impact of continental outflow during the late winter/early spring. J. Geophys. Res., 102(D23), 28469-28488, doi:10.1029/97JD02600, 1997.
  117. Singh, H. B., Y. Chen, G. L. Gregory, G. W. Sachse, R. Talbot, D. R. Blake, Y. Kondo, J. D. Bradshaw, B. Heikes, and D. Thornton. Trace chemical measurements from the northern midlatitude lowermost stratosphere in early spring: Distributions, correlations, and fate. Geophys. Res. Lett., 24(2), 127-130, doi:10.1029/96GL03770, 1997.
  118. Talbot, R. W., J. D. Bradshaw, S. T. Sandholm, S. Smyth, D. R. Blake, N. R. Blake, G. W. Sachse, J. E. Collins, B. G. Heikes, B. E. Anderson, G. L. Gregory, H. B. Singh, B. L. Lefer, and A. S. Bachmeier. Chemical characteristics of continental outflow over the tropical South Atlantic Ocean from Brazil and Africa. J. Geophys. Res., 101(D19), 24187-24202, doi:10.1029/95JD03630, 1996.
  119. Smyth, S. B., S. T. Sandholm, J. D. Bradshaw, R. W. Talbot, D. R. Blake, N. J. Blake, F. S. Rowland, H. B. Singh, G. L. Gregory, B. E. Anderson, G. W. Sachse, J. E. Collins, and A. S. Bachmeier. Factors influencing the upper free tropospheric distribution of reactive nitrogen over the South Atlantic during the TRACE-A experiment. J. Geophys. Res., 101(D19), 24165-24186, doi:10.1029/96JD00224, 1996.
  120. Chatfield, R. B., J. A. Vastano, H. B. Singh, and G. Sachse. A general model of how fire emissions and chemistry produce African/oceanic plumes (O3, CO, PAN, smoke) in TRACE-A. J. Geophys. Res., 101(D19), 24279-24306, doi:10.1029/96JD01871, 1996.
  121. Jacob, D. J., B. G. Heikes, S.-M. Fan, J. A. Logan, D. L. Mauzerall, J. D. Bradshaw, H. B. Singh, G. L. Gregory, R. W. Talbot, D. R. Blake, and G. W. Sachse. Origin of ozone and NOx in the tropical troposphere: A photochemical analysis of aircraft observations over the South Atlantic basin. J. Geophys. Res., 101(D19), 24235-24250, doi:10.1029/96JD00336, 1996.
  122. Heikes, B., M. Lee, D. Jacob, R. Talbot, J. Bradshaw, H. B. Singh, D. Blake, B. Anderson, H. Fuelberg, and A. M. Thompson. Ozone, hydroperoxides, oxides of nitrogen, and hydrocarbon budgets in the marine boundary layer over the South Atlantic. J. Geophys. Res., 101(D19), 24221-24234, doi:10.1029/95JD03631, 1996.
  123. Browell, E. V., M. A. Fenn, C. F. Butler, W. B. Grant, M. B. Clayton, J. Fishman, A. S. Bachmeier, B. E. Anderson, G. L. Gregory, H. E. Fuelberg, J. D. Bradshaw, S. T. Sandholm, D. R. Blake, B. G. Heikes, G. W. Sachse, H. B. Singh, and R. W. Talbot. Ozone and aerosol distributions and air mass characteristics over the South Atlantic Basin during the burning season. J. Geophys. Res., 101(D19), 24043-24068, doi:10.1029/95JD02536, 1996.
  124. Singh, H. B., D. Herlth, R. Kolyer, R. Chatfield, W. Viezee, L. J. Salas, Y. Chen, J. D. Bradshaw, S. T. Sandholm, R. Talbot, G. L. Gregory, B. Anderson, G. W. Sachse, E. Browell, A. S. Bachmeier, D. R. Blake, B. Heikes, D. Jacob, and H. E. Fuelberg. Impact of biomass burning emissions on the composition of the South Atlantic troposphere: Reactive nitrogen and ozone. J. Geophys. Res., 101(D19), 24203-24220, doi:10.1029/96JD01018, 1996.
  125. Atlas, E., et al. (with H. B. Singh). A comparison of aircraft and ground based measurements at Mauna Loa Observatory, Hawaii, during GTE PEM-West and MLOPEX II. J. Geophys. Res., 101(D9), 14599-14612, doi:10.1029/96JD00213, 1996.
  126. Singh, H. B., A. N. Thakur, Y. E. Chen, and M. Kanakidou. Tetrachloroethylene as an indicator of low Cl atom concentrations in the troposphere. Geophys. Res. Lett., 23(12), 1529-1532, doi:10.1029/96GL01368, 1996.
  127. Davis, D. D., J. Crawford, G. Chen, W. Chameides, S. Liu, J. Bradshaw, S. Sandholm, G. Sachse, G. Gregory, B. Anderson, J. Barrick, A. Bachmeier, J. Collins, E. Browell, D. Blake, S. Rowland, Y. Kondo, H. B, Singh, R. Talbot, B. Heikes, J. Merrill, J. Rodriguez, and R. E. Newell. Assessment of ozone photochemistry in the western North Pacific as inferred from PEM-West A observations during the fall 1991. J. Geophys. Res., 101(D1), 2111-2134, doi:10.1029/95JD02755, 1996.
  128. Liu, S. C., S. A. McKeen, E.-Y. Hsie, X. Lin, K. K. Kelly, J. D. Bradshaw, S. T. Sandholm, E. V. Browell, G. L. Gregory, G. W. Sachse, A. R. Bandy, D. C. Thornton, D. R. Blake, F. S. Rowland, R. Newell, B. G. Heikes, H. B. Singh, and R. W. Talbot. Model study of tropospheric trace species distributions during PEM-West A. J. Geophys. Res., 101(D1), 2073-2086, doi:10.1029/95JD02277, 1996.
  129. Crawford, J., D. Davis, G. Chen, J. Bradshaw, S. Sandholm, G. Gregory, G. Sachse, B. Anderson, J. Collins, D. Blake, H. B. Singh, B. Heikes, R. Talbot, and J. Rodriguez. Photostationary state analysis of the NO2-NO system based on airborne observations from the western and central North Pacific. J. Geophys. Res., 101(D1), 2053-2072, doi:10.1029/95JD02201, 1996.
  130. Singh, H. B., G. L. Gregory, B. Anderson, E. Browell, G. W. Sachse, D. D. Davis, J. Crawford, J. D. Bradshaw, R. Talbot, D. R. Blake, D. Thornton, R. Newell, and J. Merrill. Low ozone in the marine boundary layer of the tropical Pacific Ocean: Photochemical loss, chlorine atoms, and entrainment. J. Geophys. Res., 101(D1), 1907-1918, doi:10.1029/95JD01028, 1996.
  131. Newell, R. E. Jr., B. G. Heikes, J. T. Merrill, K. K. Kelly, S. C. Liu, Y. Kondo, M. Koike, C.-M. Liu, F. Sakamaki, H. B. Singh, J. E. Dibb, and R. W. Talbot. Atmospheric sampling of Supertyphoon Mireille with NASA DC-8 aircraft on September 27, 1991, during PEM-West A. J. Geophys. Res., 101(D1), 1853-1872, doi:10.1029/95JD01374, 1996.
  132. Koike, M., Y. Kondo, S. Kawakami, H. B. Singh, H. Ziereis, and J. T. Merrill. Ratios of reactive nitrogen species over the Pacific during PEM-West A. J. Geophys. Res., 101(D1), 1829-1852, doi:10.1029/95JD02728, 1996.
  133. Kondo, Y., H. Ziereis, M. Koike, S. Kawakami, G. L. Gregory, G. W. Sachse, H. B. Singh, D. D. Davis, and J. T. Merrill. Reactive nitrogen over the Pacific Ocean during PEM-West A. J. Geophys. Res., 101(D1), 1809-1828, doi:10.1029/95JD02611, 1996.
  134. Singh, H. B., D. Herlth, R. Kolyer, L. Salas, J. D. Bradshaw, S. T. Sandholm, D. D. Davis, J. Crawford, Y. Kondo, M. Koike, R. Talbot, G. L. Gregory, G. W. Sachse, E. Browell, D. R. Blake, F. S. Rowland, R. Newell, J. Merrill, B. Heikes, S. C. Liu, P. J. Crutzen, and M. Kanakidou. Reactive nitrogen and ozone over the western Pacific: Distribution, partitioning, and sources. J. Geophys. Res., 101(D1), 1793-1808, doi:10.1029/95JD01029, 1996.
  135. Dibb, J. E., R. W. Talbot, K. I. Klemm, G. L. Gregory, H. B. Singh, J. D. Bradshaw, and S. T. Sandholm. Asian influence over the western North Pacific during the fall season: Inferences from lead 210, soluble ionic species and ozone. J. Geophys. Res., 101(D1), 1779-1792, doi:10.1029/95JD03117, 1996.
  136. Smyth, S., J. Bradshaw, S. Sandholm, S. Liu, S. McKeen, G. Gregory, B. Anderson, R. Talbot, D. Blake, S. Rowland, E. Browell, M. Fenn, J. Merill, S. Bachmeier, G. Sachse, J. Collins, D. Thornton, and H. B. Singh. Comparison of free tropospheric western tropospheric western Pacific air mass classification schemes for the PEM-West A experiment. J. Geophys. Res., 101(D1), 1743-1762, doi:10.1029/95JD02861, 1996.
  137. Talbot, R. W., J. E. Dibb, K. I. Klemm, J. D. Bradshaw, S. T. Sandholm, D. R. Blake, G. W. Sachse, J. Collins, B. G. Heikes, G. L. Gregory, B. E. Anderson, H. B. Singh, D. C. Thornton, and J. T. Merrill. Chemical characteristics of continental outflow from Asia to the troposphere over the western Pacific Ocean during September - October 1991: Results from PEM-West A. J. Geophys. Res., 101(D1), 1713-1726, doi:10.1029/95JD01044, 1996.
  138. Browell, E. V., M. A. Fenn, C. F. Butler, W. B. Grant, J. T. Merrill, R. E. Newell, J. D. Bradshaw, S. T. Sandholm, B. E. Anderson, A. R. Bandy, A. S. Bachmeier, D. R. Blake, D. D. Davis, G. L. Gregory, B. G. Heikes, Y. Kondo, S. C. Liu, F. S. Rowland, G. W. Sachse, H. B. Singh, R. W. Talbot, and D. C. Thornton. Large-scale air mass characteristics observed over Western Pacific during summertime. J. Geophys. Res., 101(D1), 1691-1712, doi:10.1029/95JD02200, 1996.
  139. Singh, H. B., M. Kanakidou, P. Crutzen and D. Jacob. High concentrations and photochemistry of carbonyls and alcohols in the global troposphere. Nature, 378, 50-54, 1995.
  140. Singh, H. B. (Ed.). Composition, chemistry, and climate of the atmosphere. New York: Van Nostrand Reinhold, 1995.
  141. Singh, H. B. Halogens in the Atmospheric Environment In Composition, chemistry, and climate of the atmosphere (pp. 216-250). New York: Van Nostrand Reinhold, 1995.
  142. Liu, C.-M., et al. (with H. B. Singh). Airborne measurements of chemical species near Taiwan during Mid-autumn. Terr. Atm. & Oceanic. Sci., 6, 299-335, 1995.
  143. Fan, S.-M., D. J. Jacob, D. L. Mauzerall, J. D. Bradshaw, S. T. Sandholm, D. R. Blake, H. B. Singh, R. W. Talbot, G. L. Gregory, and G. W. Sachse. Origin of tropospheric NOx over subarctic eastern Canada in summer. J. Geophys. Res., 99(D8), 16867-16878, doi:10.1029/94JD01122, 1994.
  144. Bakwin, P. S., D. J. Jacob, S. C. Wofsy, J. W. Munger, B. C. Daube, J. D. Bradshaw, S. T. Sandholm, R. W. Talbot, H. B. Singh, G. L. Gregory, and D. R. Blake. Reactive nitrogen oxides and ozone above a taiga woodland. J. Geophys. Res., 99(D1), 1927-1936, doi:10.1029/93JD02292, 1994.
  145. Wofsy, S. C., S.-M. Fan, D. R. Blake, J. D. Bradshaw, S. T. Sandholm, H. B. Singh, G. W. Sachse, and R. C. Harriss. Factors influencing atmospheric composition over subarctic North America during summer. J. Geophys. Res., 99(D1), 1887-1898, doi:10.1029/93JD02256, 1994.
  146. Sandholm, S., J. Olson, J. Bradshaw, R. Talbot, H. B. Singh, G. Gregory, D. Blake, B. Anderson, G. Sachse, J. Barrick, J. Collins, K. Klemm, B. Lefer, O. Klemm, K. Gorzelska, D. Herlth, and D. O'Hara. Summertime partitioning and budget of NOy compounds in the troposphere over Alaska and Canada: ABLE 3B. J. Geophys. Res., 99(D1), 1837-1862, doi:10.1029/93JD02458, 1994.
  147. Talbot, R. W., J. D. Bradshaw, S. T. Sandholm, H. B. Singh, G. W. Sachse, J. Collins, G. L. Gregory, B. Anderson, D. Blake, J. Barrick, E. V. Browell, K. I. Klemm, B. L. Lefer, O. Klemm, K. Gorzelska, J. Olson, D. Herlth, and D. O'Hara. Summertime distribution and relations of reactive odd nitrogen species and NOy in the troposphere over Canada. J. Geophys. Res., 99(D1), 1863-1886, doi:10.1029/93JD01841, 1994.
  148. Singh, H. B., D. Herlth, D. O'Hara, K. Zahnle, J. D. Bradshaw, S. T. Sandholm, R. Talbot, G. L. Gregory, G. W. Sachse, D. R. Blake, and S. C. Wofsy. Summertime distribution of PAN and other reactive nitrogen species in the northern high-latitude atmospheric of eastern Canada. J. Geophys. Res., 99(D1), 1821-1836, doi:10.1029/93JD00946, 1994.
  149. Singh, H. B., D. O'Hara, D. Herlth, W. Sachse, D. R. Blake, J. D. Bradshaw, M. Kanakidou, and P. J. Crutzen. Acetone in the atmosphere: Distribution, sources, and sinks. J. Geophys. Res., 99(D1), 1805-1820, doi:10.1029/93JD00764, 1994.
  150. Parrish, D. D., C. J. Hahn, E. J. Williams, R. B. Norton, F. C. Fehsenfeld, H. B. Singh, J. D. Shetter, B. W. Gandrud, and B. A. Ridley. Response to comments on "Indications of photochemical histories of Pacific air masses from measurements of atmospheric trace species at Point Arena, California". J. Geophys. Res., 98(D8), 14995-16590, doi:10.1029/93JD01416, 1993.
  151. Singh, H. B., and M. Kanakidou. An investigation of the atmospheric sources and sinks of methyl bromide. Geophys. Res. Lett., 20(2), 133-136, doi:10.1029/92GL02634, 1993.
  152. Parrish, D. D., C. J. Hahn, E. J. Williams, R. B. Norton, F. C. Fehsenfeld, H. B. Singh, J. D. Shetter, B. W. Gandrud, and B. A. Ridley. Indications of photochemical histories of Pacific air masses from measurements of atmospheric trace species at Point Arena, California. J. Geophys. Res., 97(D14), 15883-15901, doi:10.1029/92JD01242, 1992.
  153. Sandholm, S. T., J. D. Bradshaw, G. Chen, H. B. Singh, R. W. Talbot, G. L. Gregory, D. R. Blake, G. W. Sachse, E. V. Browell, J. D. W. Barrick, M. A. Shipham, A. S. Bachmeier, and D. Owen. Summertime tropospheric observations related to NxOy distributions and partitioning over Alaska: Arctic Boundary Layer Expedition 3A. J. Geophys. Res., 97(D15), 16481-16509, doi:10.1029/92JD01491, 1992.
  154. Wofsy, S. C., G. W. Sachse, G. L. Gregory, D. R. Blake, J. D. Bradshaw, S. T. Sandholm, H. B. Singh, J. A. Barrick, R. C. Harriss, R. W. Talbot, M. A. Shipham, E. V. Browell, D. J. Jacob, and J. A. Logan. Atmospheric chemistry in the arctic and subarctic: Influence of natural fires, industrial emissions, and stratospheric inputs. J. Geophys. Res., 97(D15), 16731-16746, doi:10.1029/92JD00622, 1992.
  155. Jacob, D. J., S. C. Wofsy, P. S. Bakwin, S.-M. Fan, R. C. Harriss, R. W. Talbot, J. D. Bradshaw, S. T. Sandholm, H. B. Singh, E. V. Browell, G. L. Gregory, G. W. Sachse, M. C. Shipham, D. R. Blake, D. R. Fitzjarrald. Summertime photochemistry of the troposphere at high northern latitudes. J. Geophys. Res., 97(D15), 16421-16431, doi:10.1029/91JD01968, 1992.
  156. Singh, H. B., et al. Measurements of volatile organic chemicals at selected sites in California. Atmos. Environ., 26A, 2929-2946, 1992.
  157. Singh, H. B., D. Herlth, D. O'Hara, K. Zahnle, J. D. Bradshaw, S. T. Sandholm, R. Talbot, P. J. Crutzen, and M. Kanakidou. Relationship of peroxyacetyl nitrate to active and total odd nitrogen at northern high latitudes: Influence of reservoir species on NOx and O3. J. Geophys. Res., 97(D15), 16523-16530, doi:10.1029/91JD00890, 1992.
  158. Singh, H. B., D. O'Hara, D. Herlth, J. D. Bradshaw, S. T. Sandholm, G. L. Gregory, G. W. Sachse, D. R. Blake, P. J. Crutzen, and M. A. Kanakidou. Atmospheric measurements of peroxyacetyl nitrate and other organic nitrates at high latitudes: Possible sources and sinks. J. Geophys. Res., 97(D15), 16511-16522, doi:10.1029/91JD00889, 1992.
  159. Singh, H. B. and P. Zimmerman. Atmospheric distributions and sources of nonmethane hydrocarbons. In J. Nriagu (Ed.), Gaseous Pollutants: Characterization and Cycling (pp. 177-235). New York: John Wiley and Sons, 1992.
  160. Kanakidou, M., H. B. Singh, K. M. Valentin, and P. J. Crutzen. A two-dimensional study of ethane and propane oxidation in the troposphere. J. Geophys. Res., 96(D8), 15395-15413, doi:10.1029/91JD01345, 1991.
  161. Singh, H. B., D. Herlth, D. O'Hara, L. Salas, A. L. Torres, G. L. Gregory, G. W. Sachse, and J. F. Kasting. Atmospheric peroxyacetyl nitrate measurements over the Brazilian Amazon Basin during the wet season: Relationships with nitrogen oxides and ozone. J. Geophys. Res., 95(D10), 16945-16954, doi:10.1029/90JD00002, 1990.
  162. Gregory, G. L. Jr., B. A. Ridley, H. B. Singh, B. Gandrud, L. J. Salas, and J. Shetter. An intercomparison of airborne PAN measurements. J. Geophys. Res., 95(D7), 10077-10087, doi:10.1029/89JD01003, 1990.
  163. Carroll, M. A., D. R. Hastie, B. A. Ridley, M. O. Rodgers, A. L. Torres, D. D. Davis, J. D. Bradshaw, S. T. Sandholm, H. I. Schiff, D. R. Karecki, G. W. Harris, G. I. Mackay, G. L. Gregory, E. P. Condon, M. Trainer, G. Hubler, D. D. Montzka, S. Madronich, D. L. Albritton, H. B. Singh, S. M. Beck, M. C. Shipham, and A. S. Bachmeier. Aircraft measurements of NOx over the eastern Pacific and continental United States and implications for ozone production. J. Geophys. Res., 95(D7), 10205-10233, doi:10.1029/89JD02939, 1990.
  164. Ridley, B. A., J. D. Shetter, B. W. Gandrud, L. J. Salas, H. B. Singh, M. A. Carroll, G. Hübler, D. L. Albritton, D. R. Hastie, H. I. Schiff, G. I. Mackay, D. R. Karechi, D. D. Davis, J. D. Bradshaw, M. O. Rodgers, S. T. Sandholm, A. L. Torres, E. P. Condon, G. L. Gregory, and S. M. Beck. Ratios of peroxyacetyl nitrate to active nitrogen observed during aircraft flights over the eastern Pacific Ocean and continental United States. J. Geophys. Res., 95(D7), 10179-10192, doi:10.1029/89JD00151, 1990.
  165. Singh, H. B., E. Condon, J. Vedder, D. O'Hara, B. A. Ridley, B. W. Gandrud, J. D. Shetter, L. J. Salas, B. Huebert, G. Hübler, M. A. Carroll, D. L. Albritton, D. D. Davis, J. D. Bradshaw, S. T. Sandholm, M. O. Rodgers, S. M. Beck, G. L. Gregory, and P. J. LeBel. Peroxyacetyl nitrate measurements during CITE 2: Atmospheric distribution and precursor relationships. J. Geophys. Res., 95(D7), 10163-10178, doi:10.1029/89JD01185, 1990.
  166. Singh, H. B. and L. J. Salas. Measurements of PAN and PPN at selected urban, suburban and rural sites. Atmos. Environ., 23, 231-239, 1989.
  167. Shah, J. S. and H. B. Singh. Distribution of volatile organic chemicals (VOC) in the outdoor and indoor air environment: A national VOC data base. Environ. Sci. and Technol., 22, 1381-1388, 1988.
  168. Singh, H. B., W. Viezee, L. J. Salas. Measurements of selected C2-C5 hydrocarbons in the troposphere: Latitudinal, vertical, and temporal variations. J. Geophys. Res., 93(D12), 15861-15878, doi:10.1029/88JD03563, 1988.
  169. Singh, H. B. and J. F. Kasting. Chlorine-hydrocarbon photochemistry in the marine troposphere and lower stratosphere. J. Atm. Chem., 7, 261-285, 1988.
  170. O'Hara, D. and H. B. Singh. Sensitive gas chromatographic detection of acetaldehyde and acetone using a reduction gas detector. Atmos. Environ., 22, 2613-2615, 1988.
  171. Singh, H. B. and W. Viezee. Enhancement of PAN abundance in the Pacific marine air upon contact with selected surfaces. Atmos. Environ., 22, 419-422, 1988.
  172. Davenport, J. and H. B. Singh. Systematic development of reactive tracer technology for the measurement of tropospheric hydroxyl radicals. Atmos. Environ., 21, 1969-1981, 1987.
  173. Singh, H. B. Reactive nitrogen in the troposphere. Env. Sci. and Technol., 21, 320-327, 1987.
  174. Kasting, J. F. and H. B. Singh. Nonmethane hydrocarbons in the troposphere: Impact on the odd hydrogen and odd nitrogen chemistry. J. Geophys. Res., 91, 13239-13256, 1986.
  175. Fahey, D. W., et al. (with H. B. Singh). Reactive nitrogen species in the troposphere: Measurements of NO, NO2, HNO3, particulate nitrate, PAN, O3 and total reactive odd nitrogen at Niwot Ridge, Colorado. J. Geophys. Res., 91, 9781-9793, 1986.
  176. Salas, L. J. and H. B. Singh. Measurements of formaldehyde and acetaldehyde in the urban ambient air. Atmos. Environ., 20, 1301-1304, 1986.
  177. Singh, H. B., L. J. Salas, and W. Viezee. Global distribution of peroxyacetyl nitrate. Nature, 321, 581-591, 1986.
  178. Singh, H. B., L. J. Salas, B. K. Cantrell and R. M. Redmond. Distribution of aromatic hydrocarbons in the ambient air. Atmos. Environ., 19, 1911-1919, 1985.
  179. Singh, H. B., et al. Relationship between peroxyacetyl nitrate and nitrogen oxides in the clean troposphere. Nature, 318, 346-349, 1985.
  180. Ramanathan, V., R. J. Cicerone, H. B. Singh, and J. T. Kiehl. Trace gas trends and their potential role in climate change. J. of Geophys. Res., 90, 5547-5566, 1985.
  181. Singh, H. B. Halogenated Methanes of Natural Origin. In Transaction of Environmental Impact of Natural Emissions (pp. 193-204), 1984.
  182. Viezee, W., W. B. Johnson, and H. B. Singh. Stratospheric ozone in the lower troposphere: Part II--Assessment of downward flux and ground level impact. Atmos. Environ., 17, 1979-1993, 1983.
  183. Singh, H. B., L. J. Salas, and R. Stiles. Selected man-made halogenated chemicals in the air and oceanic environments. J. Geophys Res., 88, 3675-3683, 1983.
  184. Singh, H. B., L. J. Salas, and R. Stiles. Methyl halides in and over the Eastern Pacific (35°N-35°S). J. Geophys. Res., 88, 3684-3690, 1983.
  185. Singh, H. B., and L. J. Salas. Methodology for the analysis of peroxyacetyl nitrate (PAN) in the unpolluted atmosphere. Atmos. Environ., 17, 1507-1516, 1983.
  186. Singh, H. B., and L. J. Salas. Peroxyacetyl nitrate (PAN) in the free troposphere. Nature, 302, 326-329, 1983.
  187. Singh, H. B. and L. J. Salas. Measurements of selected light hydrocarbons over the Pacific Ocean: Latitudinal and seasonal variations. Geophys. Res. Lett., 9, 842-845, 1982.
  188. Singh, H. B., L. J. Salas, and R. E. Stiles. Distribution of selected gaseous organic mutagens and suspect carcinogens in ambient air. Environ. Sci. Technol., 16, 872-880, 1982.
  189. Singh, H. B., et al. An assessment of the oxidant forming potential of light saturated hydrocarbons in urban, suburban and rural atmospheres. Environ. Sci. Technol., 15, 113-120, 1981.
  190. Singh, H. B., and P. L. Hanst. Peroxyacetyl nitrate (PAN) in the unpolluted atmosphere: An important reservoir for nitrogen oxides. Geophys. Res. Lett., 8, 941-944, 1981.
  191. Viezee, W., and H. B. Singh. The distribution of beryllium-7 in the troposphere: Implications on stratospheric/tropospheric air exchange. Geophys. Res. Lett., 7, 805-808, 1980.
  192. Singh, H. B., W. B. Viezee, W. B. Johnson, and F. L. Ludwig. The impact of stratospheric ozone on tropospheric air quality. J. Air Poll. Cont. Assoc., 30, 1009-1017, 1980.
  193. Singh, H. B., L. J. Salas, A. Smith, and H. Shigeishi. Measurements of some potentially hazardous organic chemicals in urban environments. Atmos. Environ., 15, 601-612, 1980.
  194. Singh, H. B., L. J. Salas, H. Shigeishi, and E. Scribner. Atmospheric halocarbons, hydrocarbons, and SF6: Global distributions, sources, and sinks. Science, 203, 899-903, 1979.
  195. Singh, H. B., L. J. Salas, and H. Shigeishi. The distribution of nitrous oxide (N2O) in the global atmosphere and the Pacific Ocean. Tellus, 31, 313-320, 1979.
  196. Singh, H. B., F. L. Ludwig, and W. B. Johnson. Tropospheric ozone: Concentrations and variabilities in clean remote atmospheres. Atmos. Environ., 12, 2185-2196, 1978.
  197. Singh, H. B. Methyl chloroform in the stratosphere. Science, 200, 720-721, 1978.
  198. Singh, H. B., et al. Generation of accurate halocarbon primary standards from permeation tubes. Environ. Sci. Technol., 11, 511-513, 1977.
  199. Singh, H. B., L. J. Salas, H. Shigeishi, and A. Crawford. The urban-nonurban relationships of halocarbons, SF6, N2O, and other atmospheric trace constituents. Atmos. Environ., 11, 819-828, 1977.
  200. Singh, H. B., L. J. Salas, and L. A. Cavanagh. Distribution, sources, and sinks of atmospheric halogenated compounds. J. Air Poll. Contr. Assoc., 27, 332-337, 1977.
  201. Singh, H. B. Preliminary estimation of average tropospheric HO concentrations in the northern and southern hemispheres. Geophys. Res. Lett., 4, 453-456, 1977.
  202. Singh, H. B. Atmospheric halocarbons: Evidence in favor of reduced averaged hydroxyl radical concentration in the troposphere. Geophys. Res. Lett., 4, 101-104, 1977.
  203. Klinzing, G. E., and H. B. Singh. Dispersion effect on pulse catalytic reactor systems. Chem. Engr. Sci., 32, 1536-1537, 1977.
  204. Dabberdt, W., and H. B. Singh. Objective evaluation of emergency plans for oxidant control. J. Air Poll. Control Assoc., 27, 876-881, 1977.
  205. Singh, H. B., D. P. Fowler, and T. O. Peyton. Atmospheric carbon tetrachloride: Another man-made pollutant. Science, 192, 1231-1234, 1976.
  206. Singh, H. B. Phosgene in the ambient air. Nature, 264, 428-429, 1976.
  207. Lillian, D., et al. (with H. B. Singh). Gas chromatographic analysis of ambient halogenated compounds. J. Air Poll. Cont. Assoc., 26, 141-143, 1976.
  208. Lillian, D., H. B. Singh, A. Appleby, and L. Lobban. Gas chromatographic methods for halocarbon measurements. J. Environ. Sci. Health, A11(12), 687-710, 1976.
  209. Appleby, A., J. Kazazis, D. Lillian, and H. B. Singh. Atmospheric formation of chloroform from trichloroethylene. J. Environ. Sci Health, A11(12), 711-715, 1976.
  210. Singh, H. B., D. Lillian, L. Lobban, and A. Appleby. Atmospheric formations of carbon tetrachloride from tetracholoroethylene. Environ. Lett., 10, 253-256, 1975.
  211. Singh, H. B., D. Lillian, and A. Appleby. Absolute determination of phosgene: Pulse flow coulometry. Anal. Chem., 47, 860-864, 1975.
  212. Lillian, D., et al. (with H. B. Singh). Fates and levels of ambient halocarbons. ACS Symposium Series No. 17, Removal of Trace Contaminants from the Air, 152-158, 1975.
  213. Lillian, D., et al. (with H. B. Singh). Atmospheric Fates of Halogenated Compounds. Environ. Sci. Technol., 9, 1042-1048, 1975.
  214. Lillian, D., and H. B. Singh. Absolute determination of atmospheric halocarbons by gas phase coulometry. Anal. Chem., 46, 1060-1064, 1974.
  215. Singh, H. B., G. E. Klinzing, and J. Coull. Catalytic dehydration of 2-Butene-1 and 4 Diol. I&EC Process Design and Development, 12, 184-189, 1973.
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