Anthropogenic emissions in Nigeria and implications for atmospheric ozone pollution: A view from space

Atmospheric Environment

Volumn 99, Issue , 2014, Pages 32-40

  Marais, E A ^a   Jacob, D J ^a,b   Wecht, K ^a   Lerot, C ^c   Zhang, L ^b,d   Yu, K ^b   Kurosu, T P ^e,g   Chance, K ^e   Sauvage, B ^f  

^a HARVARD UNIVERSITY   (United States)

^b HARVARD UNIVERSITY   (United States)

^c BELGIAN INSTITUTE FOR SPACE AERONOMY   (Belgium)

^d PEKING UNIVERSITY   (China)

^e HARVARD SMITHSONIAN CENTER FOR ASTROPHYSICS   (United States)

^f LABORATOIRE D AÉROLOGIE   (France)

^g CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

AMMA; Atmospheric ozone pollution; Nigeria; NMVOC; Satellite

Indexed keywords

AMMA; ANTHROPOGENIC EMISSIONS; ATMOSPHERIC OZONE; NIGERIA; NMVOC;

SATELLITES;

CARBON MONOXIDE; GLYOXAL; METHANE; NATURAL GAS; NITROGEN DIOXIDE; OZONE; PETROLEUM; VOLATILE ORGANIC COMPOUND;

AIR QUALITY; ANTHROPOGENIC SOURCE; ATMOSPHERIC POLLUTION; FORMALDEHYDE; INDUSTRIAL EMISSION; NONMETHANE HYDROCARBON; OZONE; SATELLITE IMAGERY; VOLATILE ORGANIC COMPOUND;

AIR CONDITIONING; AIR POLLUTION; AIR QUALITY; AIRCRAFT; ARTICLE; BOUNDARY LAYER; COAL MINING; COMPUTER SIMULATION; DEMOGRAPHY; ECONOMIC DEVELOPMENT; ELECTRIC POWER PLANT; ENERGY CONSUMPTION; EXHAUST GAS; FIRE; HUMAN; INDUSTRIALIZATION; NIGERIA; POPULATION DENSITY; PRECIPITATION; RURAL POPULATION; SPACE; STOICHIOMETRY; TROPOSPHERE;

LAGOS [NIGERIA]; NIGER DELTA; NIGERIA;

EID: 84907691252     PISSN: 13522310     EISSN: 18732844     Source Type: Journal    
DOI: 10.1016/j.atmosenv.2014.09.055     Document Type: Article

References (78)

1. Aghedo A.M., Schultz M.G., Rast S. The influence of African air pollution on regional and global tropospheric ozone. Atmos. Chem. Phys. 2007, 7:1193-1212.
2. Akinlo A.E. Electricity consumption and economic growth in Nigeria: evidence from cointegration and co-feature analysis. J.Policy Model. 2009, 31:681-693. 10.1016/j.jpolmod.2009.03.004.
3. Ana G.R.E.E., Sridhar M.K.C., Emerole G.O. Polycyclic aromatic hydrocarbon burden in ambient air in selected Niger Delta communities in Nigeria. J.Air Waste Manage 2012, 62:18-25. 10.1080/10473289.2011.628900.
4. Arino O., Casadio S., Serpe D. Global night-time fire season timing and fire count trends using the ATSR instrument series. Remote Sens. Environ. 2012, 116:226-238. 10.1016/j.rse.2011.05.025.
5. Ashton-Jones N. The Human Ecosystem of the Niger Delta: an ERA Handbook 1998, 137. Environmental Rights Action (ERA), Ibadan, Nigeria.
6. Assamoi E.-M., Liousse C. Anew inventory for two-wheel vehicle emissions in West Africa for 2002. Atmos. Environ. 2010, 44:3985-3996. 10.1016/j.atmosenv.2010.06.048.
7. Barletta B., Meinardi S., Rowland F.S., Chan C.-Y., Wang X., Zou S., Chan L.Y., Blake D.R. Volatile organic compounds in 43 Chinese cities. Atmos. Environ. 2005, 39:5979-5990. 10.1016/j.atmosenv.2005.06.029.
8. Batello C., Marzot M., Touré A.H. The Future is an Ancient Lake 2004, FAO, Rome, Italy.
9. Baumbach G., Vogt U., Hein K.R.G., Oluwole A.F., Ogunsola O.J., Olaniyi H.B., Akeredolu F.A. Air pollution in a large tropical city with a high traffic density - results of measurements in Lagos, Nigeria. Sci. Total Environ. 1995, 169:25-31.
10. 2 from OMI. Atmos. Chem. Phys. 2007, 7:2103-2118. 10.5194/acp-7-2103-2007.
11. Bowman K.W., Rodgers C.D., Kulawik S.S., Worden J., Sarkissian E., Osterman G., Steck T., Lou M., Eldering A., Shephard M., Worden H., Lampel M., Clough S., Brown P., Rinsland C., Gunson M., Beer R. Tropospheric emission spectrometer: retrieval method and error analysis. IEEE T. Geosci. Remote 2006, 44:1297-1307.
12. CIESN (Center for International Earth Science Information Network) Gridded Population of the World, Version 3 (GPWv3) Data Collection 2005, Columbia University, New York. http://sedac.ciesin.columbia.edu/gpw/index.jsp.
13. Calvert J., Atkinson R., Becker K.H., Kamens R.M., Seinfeld J.H., Wallington T.J., Yarwood G. The Mechanisms of Atmospheric Oxidation of Aromatic Hydrocarbons 2002, Oxford University Press, New York.
14. Cocks, T. Will Nigerian Boom Babies Feed Prosperity or Entrench Poverty?, Reuters, 9 April 2013, (accessed 08.07.13.). http://www.reuters.com/article/2013/04/09/us-africa-summit-population-idUSBRE9380DH20130409.
15. x and VOC controls on surface formation. Atmos. Environ. 2010, 44:2213-2223. 10.1016/j.atmosenv.2010.03.010.
16. EC-JRC/PBL (European Commission, Joint Research Centre/Netherlands Environmental Assessment Agency PBL) Emission Database for Global Atmospheric Research (EDGAR), Release Version 4.2 2011, http://edgar.jrc.ec.europa.eu.
17. EIA (US Energy Information Administration), Nigeria, Last Updated: October 16, 2012, (accessed 15.01.13.). http://www.eia.gov/countries/analysisbriefs/Nigeria/nigeria.pdf.
18. Fadeyibi I.O., Jewo P.I., Opoola P., Babalola O.S., Ugburo A., Ademiluyi S.A. Burns and fire disasters from leaking petroleum pipes in Lagos, Nigeria: an 8-year experience. Burns 2011, 37:145-152. 10.1016/j.burns.2010.06.012.
19. Frankenberg C., Aben I., Bergamaschi P., Dlugokencky E.J., van Hees R., Houweling S., van der Meer P., Snel R., Tol P. Global column-averaged methane mixing ratios from 2003 to 2009 as derived from SCIAMACHY: trends and variability. J.Geophys. Res. 2011, 116:D04302. 10.1029/2010JD014849.
20. Fu T.-M., Jacob D.J., Palmer P.I., Chance K., Wang Y.X., Barletta B., Blake D.R., Stanton J.C., Pilling M.J. Space-based formaldehyde measurements as constraints on volatile organic compound emissions in east and south Asia and implications for ozone. J.Geophys. Res. 2007, 112:D06312. 10.10292/2006JD007853.
21. Fu T.-M., Jacob D.J., Wittrock F., Burrows J.P., Vrekoussis M., Henze D.K. Global budgets of atmospheric glyoxal and methylglyoxal, and implications for formation of secondary organic aerosols. J.Geophys. Res. 2008, 113:D15303. 10.1029/2007JD009505.
22. Giglio L., Descloitres J., Justice C.O., Kaufman Y.J. An enhanced contextual fire detection algorithm for MODIS. Remote Sens. Environ. 2003, 87:273-282. 10.1016/S0034-4257(03)00184-6.
23. Gilman J.B., Lerner B.M., Kuster W.C., de Gouw J.A. Source signature of volatile organic compounds from oil and natural gas operations in northeastern Colorado. Environ. Sci. Technol. 2013, 47:1297-1305. 10.1021/es304119a.
24. Guenther A., Karl T., Harley P., Wiedinmyer C., Palmer P.I., Geron C. Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature). Atmos. Chem. Phys. 2006, 6:3181-3210. 10.5194/acp-6-3181-2006.
25. Gullet B.K., Touati A., Oudejans L., Ryan S.P. Real-time emission characterization of organic air toxic pollutants during steady state and transient operation of a medium duty diesel engine. Atmos. Environ. 2006, 40:4037-4047. 10.1016/j.atmosenv.2006.03.031.
26. Helas G., Lobert J., Scharffe D., Schäfer L., Goldammer J., Baudet J., Ahoua B., Ajavon A.-L., Lacaux J.-P., Delmas R., Andreae M.O. Ozone production due to emissions from vegetation burning. J.Atmos. Chem. 1995, 22:163-174.
27. Hopkins J.R., Evans M.J., Lee J.D., Lewis A.C., Marsham J.H., McQuaid J.B., Parker D.J., Stewart D.J., Reeves C.E., Purvis R.M. Direct estimates of emissions from the megacity of Lagos. Atmos. Chem. Phys. 2009, 9:8471-8477. 10.5194/acp-9-8471-2009.
28. Hyman E.L. Fuel substitution and efficient woodstoves: are they the answers to the fuelwood supply problem in northern Nigeria. Environ. Manag. 1994, 18:23-32. 10.1007/BF02393747.
29. Ikeme J., Ebohon O.J. Nigeria's electric power sector reform: what should form the key objectives?. Energ. Policy 2005, 33:1213-1221. 10.1016/j.enpol.2003.11.018.
30. Jacob D.J., Logan J.A., Yevich R.M., Gardner G.M., Spivakovsky C.M., Wofsy S.C., Munger J.W., Sillman S., Prather M.J., Rodgers M.O., Westberg H., Zimmerman P.R. Simulation of summertime ozone over North America. J.Geophys. Res. 1993, 98(D8):14797-14816.
31. 222Rn and other short-lived tracers. J.Geophys. Res. 1997, 102(D5):5 953-955 970. 10.1029/96JD02955.
32. Jaeglé L., Martin R.V., Chance K., Steinberger L., Kurosu T.P., Jacob D.J., Modi A.I., Yoboué V., Sigha-Nkamdjou L., Galy-Lacaux C. Satellite mapping of rain-induced nitric oxide emissions from soils. J.Geophys. Res. 2004, 109:D21310. 10.1029/2004JD004787.
33. Kopacz M., Jacob D.J., Fisher J.A., Logan J.A., Zhang L., Megretskaia I.A., Yantosca R.M., Singh K., Henze D.K., Burrows J.P., Buchwitz M., Khlystova I., McMillan W.W., Gille J.C., Edwards D.P., Eldering A., Thouret V., Nédélec P. Global estimates of CO sources with high resolution by adjoint inversion of multiple satellite datasets (MOPITT, AIRS, SCIAMACHY, TES). Atmos. Chem. Phys. 2010, 10:855-876. 10.5194/acp-10-855-2010.
34. Kurosu T.P. OMI HCHO Readme File 1 May 2008, (accessed 01.08.09.). http://www.cfa.harvard.edu/atmosphere/Instruments/OMI/PGEReleases/READMEs/OMHCHO_README.pdf.
35. Lerot C., Stavrakou T., De Smedt I., Müller J.-F., Van Roozendael M. Glyoxal vertical columns from GOME-2 backscattered light measurements and comparisons with a global model. Atmos. Chem. Phys. 2010, 10:12059-12072.
36. 7Be on wet deposition and transport in a global three-dimensional chemical tracer model driven by assimilated meteorological fields. J.Geophys. Res. 2001, 106(D11):12 109-112 128. 10.1029/2000JD900839.
37. Liu Z., Wang Y., Vrekoussis M., Richter A., Wittrock F., Burrows J.P., Shao M., Chang C.-C., Liu S.-C., Wang H., Chen C. Exploring the missing source of glyoxal (CHOCHO) over China. Geophys. Res. Lett. 2012, 39:L10812. 10.1029/2012GL051645.
38. Maconachie R., Tanko A., Zakariya M. Descending the energy ladder? Oil price shocks and domestic fuel choices in Kano, Nigeria. Land Use Policy 2009, 26:1090-1099. 10.1016/j.landusepol.2009.01.008.
39. Magnowski D. Nigerian Economy Overtakes South Africa's on Rebased GDP 7 April 2014, Bloomberg, (accessed 07.04.14.). http://www.bloomberg.com/news/2014-04-06/nigerian-economy-overtakes-south-africa-s-on-rebased-gdp.html.
40. x) in the Arctic troposphere in spring. Atmos. Chem. Phys. 2010, 10:5823-5838. 10.5194/acp-10-5823-2010.
41. Marais E.A., Jacob D.J., Kurosu T.P., Chance K., Murphy J.G., Reeves C., Mills G., Casadio S., Millet D.B., Barkley M.P., Paulot F., Mao J. Isoprene emissions in Africa inferred from OMI observations of formaldehyde columns. Atmos. Chem. Phys. 2012, 12:6219-6235. 10.5194/acp-12-6219-2012.
42. Marais E.A., Jacob D.J., Guenther A., Chance K., Kurosu T.P., Murphy J.G., Reeves C.E., Pye H.O.T. Improved model of isoprene emissions in Africa using OMI satellite observations of formaldehyde: implications for oxidants and particulate matter. Atmos. Chem. Phys. 2014, 14:7693-7703. 10.5194/acp-14-7693-2014.
43. Marenco A., Thouret V., Nédélec P., Smit H., Helten M., Kley D., Karcher F., Simon P., Law K., Pyle J., Poschmann G., Von Wrede R., Hume C., Cook T. Measurement of ozone and water vapor by airbus in-service aircraft: the MOZAIC airborne program, an overview. J.Geophys. Res. 1998, 103(D19):25631-25642. 10.1029/98JD00977.
44. Martin R.V., Fiore A.M., Van Donkelaar A. Space-based diagnosis of surface ozone sensitivity to anthropogenic emissions. Geophys. Res. Lett. 2004, 31:L06120. 10.1029/2004GL019416.
45. Marufu L., Dentener F., Lelieveld J., Andreae M.O., Helas G. Photochemistry of the African troposphere: influence of biomass-burning emissions. J.Geophys. Res. 2000, 105(D11):14 513-514 530. 10.1029/1999JD901055.
46. McMillan W.W., Evans K.D., Barnet C.D., Maddy E.S., Sasche G.W., Diskin G.S. Validating the AIRS version 5 CO retrieval with DACOM in situ measurements during INTEX-A and -B. IEEE Geosci. Remote 2011, 49:2802-2813. 10.1109/TGRS.2011.2106505.
47. Minga A., Thouret V., Saunois M., Delon C., Serça D., Mari C., Sauvage B., Mariscal A., Leriche M., Cros B. What caused extreme ozone concentrations over Cotonou in December 2005?. Atmos. Chem. Phys. 2010, 10:895-907. 10.5194/acp-10-895-2010.
48. Oanh N.T.K., Phuong M.T.T., Permadi D.A. Analysis of motorcycle fleet in Hanoi for estimation of air pollution emission and climate mitigation co-benefit of technology implementation. Atmos. Environ. 2012, 59:438-448. 10.1016/j.atmosenv.2012.04.057.
49. Oguejiofor G.C. Modeling of linear and exponential growth and decay equations and testing them on pre- and post-war-coal production in Nigeria: an operations research approach. Energ. Source Part B 2010, 5:116-125.
50. Olivier J.G.J., Bouwman A.F., van der Maas C.W.M., Berdowski J.J.M., Veldt C., Bloos J.P.J., Visschedijk A.J.H., Zandveld P.Y.J., Haverlag J.L. Description of EDGAR Version 2.0: a Set of Global Emission Inventories of Greenhouse Gases and Ozone-depleting Substances for all Anthropogenic and Most Natural Sources on a Per Country Basis and on 1×1° Grid 1996, Bilthoven, The Netherlands.
51. Ologunorisa T.E. Areview of the effects of gas flaring on the Niger Delta environment. Int. J. Sust. Dev. World 2001, 8:249-255.
52. Osuji L.C., Avwiri G.O. Flared gases and other pollutants associated with air quality in industrial areas of Nigeria: an overview. Chem. Biodivers. 2005, 2:1277-1289. 10.1002/cbdv.200590099.
53. Osuji L.C., Ogali R.E., Usen M.U. Effect of petroleum condensate/gasoline mixture on automotive engines. Helv. Chim. Acta 2009, 92:328-334.
54. PwC (Pricewaterhouse Coopers), World in 2050. The BRICs and Beyond: Prospects, Challenges and Opportunities, (accessed 26.04.13.). http://www.pwc.com/en_GX/gx/world-2050/assets/pwc-world-in-2050-report-january-2013.pdf.
55. Picket-Heaps C.A., Jacob D.J., Wecht K.J., Kort E.A., Wofsy S.C., Diskin G.S., Worthy D.E.J., Kaplan J.O., Bey I., Drevet J. Magnitude and seasonality of wetland methane emissions from the Hudson Bay Lowlands (Canada). Atmos. Chem. Phys. 2011, 11:3773-3779. 10.5194/acp-11-3773-2011.
56. Redelsperger J.-L., Thorncroft C.D., Diedhiou A., Lebel T., Parker D.J., Polcher J. African Monsoon Multidisciplinary Analysis (AMMA): an international research project and field campaign. Br. Am. Meteorol. Soc. 2006, 87:1739-1746. 10.1175/BAMS-87-12-1739.
57. Rienecker M.M., Suarez M.J., Gelaro R., Todling R., Bacmeister J., Liu E., Bosilovich M.G., Schubert S.D., Takacs L., Kim G.-K., Bloom S., Chen J., Collins D., Conaty A., Da Silva A., Gu W., Joiner J., Koster R.D., Lucchesi R., Molod A., Owens T., Pawson S., Pegion P., Redder C.R., Reichle R., Robertson F.R., Ruddick A.G., Sienkiewicz M., Woollen J. MERRA: NASA's modern-era retrospective analysis of research and applications. J.Clim. 2011, 24:3624-3648. 10.1175/JCLI-D-11-00015.1.
58. Saunders S.M., Jenkin M.E., Derwent R.G., Pilling M.J. Protocol for the development of the Master Chemical Mechanism, MCM v3 (Part A): tropospheric degradation of non-aromatic volatile organic compounds. Atmos. Chem. Phys. 2003, 3:161-180. 10.5194/acp-3-161-2003.
59. Sauvage B., Thouret V., Cammas J.-P., Gheusi F., Athier G., Nédélec P. Tropospheric ozone over Equatorial Africa: regional aspects from the MOZAIC data. Atmos. Chem. Phys. 2005, 5:311-335. 10.5194/acp-5-311-2005.
60. Sauvage B., Gheusi F., Thouret V., Cammas J.-P., Duron J., Escobar J., Mari C., Mascart P., Pont V. Medium-range mid-tropospheric transport of ozone and precursors over Africa: two numerical case studies in dry and wet seasons. Atmos. Chem. Phys. 2007, 7:5357-5370. 10.5194/acp-7-5357-2007.
61. Sawant A.A., Shah S.D., Zhu X., Miller J.W., Cocker D.R. Real-world emissions of carbonyl compounds from in-use heavy-duty diesel trucks and diesel Back-Up Generators (BUGs). Atmos. Environ. 2007, 41:4535-4547. 10.1016/j.atmosenv.2006.11.028.
62. Schultz M.G., Backman L., Balkanski Y., Bjoerndalsaeter S., Brand R., Burrows J.P., Dalsoeren S., de Vasconcelos M., Grodtmann B., Hauglustaine D.A., Heil A., Hoelzemann J.J., Isaksen I.S.A., Kaurola J., Knorr W., Ladstaetter-Weiβenmayer A., Mota B., Oom D., Pacyna J., Panasiuk D., Pereira J.M.C., Pulles T., Pyle J., Rast S., Richter A., Savage N., Schnadt C., Schulz M., Spessa A., Staehelin J., Sundet J.K., Szopa S., Thonicke K., van het Bolscher M., van Noije T., van Velthoven P., Vik A.F., Wittrock F. REanalysis of the TROpospheric Chemical Composition over the Past 40 Years (RETRO) - a Long-term Global Modeling Study of Tropospheric Chemistry: Final Report August 2007, Jülich/Hamburg, Germany.
63. Stavrakou T., Müller J.-F., De Smedt I., Van Roozendael M., van der Werf G.R., Giglio L., Guenther A. Evaluating the performance of pyrogenic and biogenic emission inventories against one decade of space-based formaldehyde columns. Atmos. Chem. Phys. 2009, 9:1037-1060. 10.5194/acp-9-1037-2009.
64. Thouret V., Marenco A., Logan J.A., Nédélec P., Grouhel C. Comparisons of ozone measurements from the MOZAIC airborne program and the ozone sounding network at eight locations. J.Geophys. Res. 1998, 103(D19):25695-25720. 10.1029/98JD02243.
65. UN (United Nations) Economic and Social Affairs World Population Prospects: the 2012 Revision 2013, New York, (accessed 13.07.13.). http://esa.un.org/unpd/wpp/.
66. van Vuuren D.P., Edmonds J., Kainuma M., Riahi K., Thomson A., Hibbard K., Hurtt G.C., Kram T., Krey V., Lamarque J.-F., Masui T., Meinshausen M., Nakicenovic N., Smith S.J., Rose S.K. The representative concentration pathways: an overview. Clim. Change 2011, 109:5-31. 10.1007/s10584-011-0148-z.
67. x-hydrocarbon chemistry, 1. Model formulation. J.Geophys. Res. 1998, 103(D9):10713-10725. 10.1029/98JD00157.
68. Warner J.X., Wei Z., Strow L.L., Barnet C.D., Sparling L.C., Diskin G., Sachse G. Improved agreement of AIRS tropospheric carbon monoxide products with other EOS sensors using optimal estimation retrievals. Atmos. Chem. Phys. 2010, 10:9521-9533. 10.5194/acp-10-9521-2010.
69. Wecht K.J., Jacob D.J., Sulprizio M.P., Santoni G.W., Wofsy S.C., Parker R., Bösch H., Worden J.R. Spatially resolving methane emissions in California: constraints from the CalNex aircraft campaign and from present (GOSAT, TES) and future (TROPOMI, geostationary) satellite observations. Atmos. Chem. Phys. Discuss. 2014, 14:4119-4198. 10.5194/acpd-14-4119-2014.
70. van der Werf G.R., Randerson J.T., Giglio L., Collatz G.J., Kasibhatla P.S., Arellano A.F. Interannual variability in global biomass burning emissions from 1997 to 2004. Atmos. Chem. Phys. 2006, 6:3423-3441. 10.5194/acp-6-3423-2006.
71. 2 feature during the 2008 Beijing Olympics: implications for ozone production sensitivity. Atmos. Environ. 2011, 45:3103-3111. 10.1016/j.atmosenv.2011.03.015.
72. Xiao Y., Logan J.A., Jacob D.J., Hudman R.C., Yantosca R., Blake D.R. Global budget of ethane and regional constraints on U.S. sources. J.Geophys. Res. 2008, 113:D21306. 10.1029/2007JD009415.
73. Yevich R., Logan J.A. An assessment of biofuel use and burning of agricultural waste in the developing world. Glob. Biogeochem. Cycles 2003, 17(4):1095. 10.1029/2002GB001952.
74. x emissions. J.Geophys. Res. 1995, 100(D6):11447-11464. 10.1029/95JD00370.
75. Yurganov L.N., McMillan W.W., Dzhola A.V., Grechko E.I., Jones N.B., van der Werf R. Global AIRS and MOPITT CO measurements: validation, comparison, and links to biomass burning variations and carbon cycle. J.Geophys. Res. 2008, 113:D09301. 10.1029/2007JD009229.
76. Yurganov L., McMillan W., Grechko E., Dzhola A. Analysis of global and regional CO burdens measured from space between 2000 and 2009 and validated by ground-based solar tracking spectrometers. Atmos. Chem. Phys. 2010, 10:3479-3494. 10.5194/acp-10-3479-2010.
77. Zhang Q., Streets D.G., Carmichael G.R., He K.B., Huo H., Kannari A., Klimont Z., Park I.S., Reddy S., Fu J.S., Chen D., Duan L., Lei Y., Wang L.T., Yao Z.L. Asian emissions in 2006 for the NASA INTEX-B mission. Atmos. Chem. Phys. 2009, 9:5131-5153. 10.5194/acp-9-5131-2009.
78. Zhang L., Jacob D.J., Liu X., Logan J.A., Chance K., Eldering A., Bojkov B.R. Intercomparison methods for satellite measurements of atmospheric composition: application to tropospheric ozone from TES and OMI. Atmos. Chem. Phys. 2010, 10:4725-4739. 10.5194/acp-10-4725-2010.